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searching for F number (chemistry) 129 found (138 total)

alternate case: f number (chemistry)

F-number (5,461 words) [view diff] no match in snippet view article find links to article

In optics , the f-number (sometimes called focal ratio, f-ratio, f-stop, or relative aperture) of an optical system is the ratio of the ...
Depth of field (12,637 words) [view diff] no match in snippet view article find links to article
Hansma's approach determines the f-number that will give the maximum possible sharpness; Peterson's approach determines the minimum f- ...
Aperture (3,914 words) [view diff] no match in snippet view article find links to article
(Gibson 1975 , 64); at that point, the f-number is optimal for image sharpness, for this given depth of field – a wider aperture (lower f- ...
Lens speed (2,274 words) [view diff] no match in snippet view article find links to article
Lens speed refers to the maximum aperture diameter, or minimum f-number , of a photographic lens . smaller minimum f-number) is called a " ...
Photography (9,291 words) [view diff] no match in snippet view article find links to article
The effective aperture is expressed by an f-number or f-stop (derived from focal ratio), which is proportional to the ratio of the focal ...
Numerical aperture (2,253 words) [view diff] no match in snippet view article find links to article
In this case, the numerical aperture is related to what is sometimes called the "working f-number " or "effective f-number." ...
Pinhole camera (2,495 words) [view diff] no match in snippet view article find links to article
Calculating the f-number & required exposure: File:Pinhole hydrant neg pos. jpg | A fire hydrant photographed by a pinhole camera made from a ...
Shutter speed (2,335 words) [view diff] no match in snippet view article find links to article
The camera's shutter speed, the lens's brightness (f-number ), and the scene's luminance together determine the amount of light that ...
Exposure value (4,433 words) [view diff] no match in snippet view article find links to article
In photography , exposure value (EV) is a number that represents a combination of a camera 's shutter speed and f-number , such that all ...
Film speed (12,578 words) [view diff] no match in snippet view article find links to article
Four variables are available to the photographer to obtain the desired effect: lighting , film speed, f-number (aperture size), and ...
Diaphragm (optics) (1,161 words) [view diff] no match in snippet view article find links to article
See the articles on aperture and f-number for the photographic effect and system of quantification of varying the opening in the ...
Entrance pupil (768 words) [view diff] no match in snippet view article find links to article
The f-number ("relative aperture"), N, is defined by N f/E N, where f is the focal length and E N is the diameter of the entrance pupil ...
Light meter (3,059 words) [view diff] no match in snippet view article find links to article
determine which shutter speed and f-number should be selected for an optimum exposure, given a certain lighting situation and film speed . ...
Focal length (1,973 words) [view diff] no match in snippet view article find links to article
See also : f-number or focal ratio. Dioptre Focus (optics) References: Focal length. Category:Geometrical optics Category:Length Category:Science ...
Exposure (photography) (3,199 words) [view diff] no match in snippet view article find links to article
reciprocity (photography)aperture | exposure range | f-number An important principle of exposure is reciprocity . If one exposes the film ...
Circle of confusion (4,194 words) [view diff] no match in snippet view article find links to article
where N is the lens f-number, c is the CoC, m is the magnification, and f is the lens focal length. Because the f-number and CoC occur ...
Optics (13,906 words) [view diff] no match in snippet view article find links to article
A camera's aperture is measured by a unitless number called the f-number or f-stop, , often notated as N, and given by: f/\# N \frac fD ...
Diffraction (5,574 words) [view diff] no match in snippet view article find links to article
where λ is the wavelength of the light and N is the f-number (focal length divided by diameter) of the imaging optics. In object space, ...
BR standard class 9F 92220 Evening Star (1,355 words) [view diff] no match in snippet view article find links to article
BR standard class 9F number 92220 Evening Star is a preserved British steam locomotive completed in 1960. It was the last steam ...
Macro photography (4,234 words) [view diff] no match in snippet view article find links to article
A small aperture (high f-number ) is often required to produce acceptable sharpness across a three-dimensional subject. This requires ...
Sunny 16 rule (678 words) [view diff] no match in snippet view article find links to article
As with other light readings, shutter speed can be changed as long as the f-number is altered to compensate, e.g. 1 | 250 second at 11 ...
Vignetting (1,193 words) [view diff] no match in snippet view article find links to article
Optical vignetting: (An increase in the F-number .) Natural vignetting: Unlike the previous types, natural vignetting (also known as natural ...
Bokeh (2,422 words) [view diff] no match in snippet view article find links to article
than its maximum aperture size (minimum f-number ), out-of-focus points are blurred into the polygon al shape formed by the aperture blades. ...
Optical telescope (6,697 words) [view diff] no match in snippet view article find links to article
In astronomy, the f-number is commonly referred to as the focal ratio notated as N. The focal ratio of a telescope is defined as the ...
Canon MP-E 65mm f/2.8 1–5x Macro lens (669 words) [view diff] no match in snippet view article find links to article
When a Canon Extender EF is attached, the usual f-number compensation is applied (in the previous example of f/5.6 at 5X magnification, ...
Image sensor format (6,189 words) [view diff] no match in snippet view article find links to article
It is equivalent to adjusting the f-number inversely in proportion to crop factor – a smaller f-number for smaller sensors. the f-number ...
Dynamic aperture (136 words) [view diff] no match in snippet view article find links to article
The ratio of the imaging depth to the aperture size is known as the F-number . Dynamic aperture is keeping this number constant by ...
Airy disk (3,938 words) [view diff] no match in snippet view article find links to article
However, at this f-number, spherical aberration limits visual acuity, while a 3 mm pupil diameter (f/5.7) approximates the resolution ...
Defocus aberration (465 words) [view diff] no match in snippet view article find links to article
The degree of image blurring for a given amount of focus shift depends inversely on the lens f-number . Low f-numbers, such as 1.4 | to ...
Guide number (1,288 words) [view diff] no match in snippet view article find links to article
The guide number is the product of the maximum flash-to-subject distance and the f-number of the aperture that will correctly expose ...
Function key (2,070 words) [view diff] no match in snippet view article find links to article
Function keys may have (abbreviations of) default actions printed on/besides them, or they may have the more common "F-number" ...
Lenses for SLR and DSLR cameras (5,502 words) [view diff] no match in snippet view article find links to article
A small f-number like 2.0 indicates a large aperture (more light passes through), while a large f-number like 22 indicates a small ...
Metrogon (280 words) [view diff] no match in snippet view article find links to article
The most common Metrogon lenses have a f number of 6.3 and a focal length of 6 inches. Lomb and the US Patent number 2031792 are ...
Reciprocity (photography) (2,916 words) [view diff] no match in snippet view article find links to article
For example, an EV of 10 may be achieved with an aperture (f-number ) of 2.8 and a shutter speed of 1/125 s . The same exposure is ...
APEX system (2,181 words) [view diff] no match in snippet view article find links to article
example, an exposure compensation of +1 EV (or +1 step) means to increase exposure, by using either a longer exposure time or a smaller f-number. ...
Portrait photography (3,188 words) [view diff] no match in snippet view article find links to article
It had a relatively narrow field of view of 30 degrees, a focal length of 150mm, and a fast f-number in the f/3.3-3.7 range. ...
List of works by Vincent van Gogh (14,100 words) [view diff] no match in snippet view article find links to article
Landscape with Trees , watercolor | 1883 | Private collection (No F number, JH Add. 21) | 1883 | Private collection (No F number, JH 394) | ...
Glossary of video terms (8,309 words) [view diff] no match in snippet view article find links to article
F-Stop (also known as f-number or f-system): The speed or ability of a lens to pass light. It is calculated by dividing the focal length of ...
Topogon (114 words) [view diff] no match in snippet view article find links to article
Topogon lenses have been produced in f number s ranging from f/3.5 to f/15 in various various focal length s External links : http://www. ...
Waterhouse stop (502 words) [view diff] no match in snippet view article find links to article
corresponding to what today we call f-stops or f-number s. Photographic lens makers provided slots in lens barrels for the insertion of the chosen stop. ...
Petzval lens (189 words) [view diff] no match in snippet view article find links to article
An f-number of 3.7 was achievable, which was considerably faster than other lenses of the time. The speed of the lens is ideal for portrait ...
Nikon Coolpix 4600 (272 words) [view diff] no match in snippet view article find links to article
The camera's lens has a focal length of 5.7mm, an f-number of 2.9, as well as a 3× magnification optical zoom . The digital zoom is 4 ...
Pupil magnification (97 words) [view diff] no match in snippet view article find links to article
The pupil magnification is used in calculations of the effective f-number , which affects a number of important elements related to optics ...
Kit lens (1,293 words) [view diff] no match in snippet view article find links to article
lens es are generally faster (smaller f-number ), but the change to zoom lenses has usually meant that a slower (higher f-number) lens is used. ...
Purple fringing (722 words) [view diff] no match in snippet view article find links to article
chromatic aberration is, so the purple fringing can be very dependent on f-number : a larger f-number (smaller aperture ) reduces axial aberration. ...
Nikon F-mount (7,083 words) [view diff] no match in snippet view article find links to article
Indicated after the f-number in the name, and also occasionally designated AF-D. The lens electronically communicates focus distance ...
Looney 11 rule (662 words) [view diff] no match in snippet view article find links to article
As with other light readings, shutter speed can be changed as long as the f-number is altered to compensate, e.g. 1/250 second at f/8 ...
Dimensionless quantity (1,672 words) [view diff] no match in snippet view article find links to article
It is thus a "pure" number, and as such always has a dimension of 1 ... For instance, if body A exerts a force of magnitude F on body B, and B ...
Hyperfocal distance (2,648 words) [view diff] no match in snippet view article find links to article
For any practical f-number, the added focal length is insignificant in comparison with the first term, so that: H \approx \frac f^2 N c ...
Science of photography (2,514 words) [view diff] no match in snippet view article find links to article
The diffraction-limited optical spot size on the CCD or film is proportional to the f-number (about equal to the f-number times the ...
Canon PowerShot G (2,684 words) [view diff] no match in snippet view article find links to article
Minimum F number of 1.8 and a maximum of 2.8; the G12 and G1 X had a minimum F number of 2.8 Pop-up flash button from the top of the camera ...
Crop factor (2,465 words) [view diff] no match in snippet view article find links to article
A camera with a smaller sensor can be preferable to using a teleconverter , because the latter affects the f-number of the lens, and can ...
Yokohama F. Marinos (2,349 words) [view diff] no match in snippet view article find links to article
Since Naoki Matsuda left the team, F.Marinos' number 3 has been retied. Naoki Matsuda had participated 385 matches as a member of ...
Camera lens (3,887 words) [view diff] no match in snippet view article find links to article
The maximum usable aperture of a lens is specified as the focal ratio or f-number , defined as the lens's focal length divided by the ...
Rugby union (14,921 words) [view diff] no match in snippet view article find links to article
network BBC | station BBC One | location UK | airdate 9 January 2009 | seriesno F | number 3 title William Webb Ellis – fact or fiction? | ...
List of abbreviations in photography (3,247 words) [view diff] no match in snippet view article find links to article
Acronyms and initialisms that are not brand-specific: f | f-number, f-stop. The numerical value of a lens aperture. The ratio of the focal ...
Bridge camera (4,478 words) [view diff] no match in snippet view article find links to article
Superzooms typically have a large f-number (aperture ) especially at the long end, although several recent models offer apertures as wide ...
Tilt–shift photography (2,649 words) [view diff] no match in snippet view article find links to article
the angular DoF) increases with lens f-number ; for a given f-number and angle of the PoF, the angular DoF decreases with increasing tilt ...
Nikon 1 series (2,014 words) [view diff] no match in snippet view article find links to article
increases the depth of field by 2.90 stops (2.7 times crop factor ) compared to a 35mm FX camera at the same angle of view and f-number. ...
Zone plate (1,202 words) [view diff] no match in snippet view article find links to article
The result is that the effective f-number of a zone plate is lower than for the corresponding pinhole and the exposure time can be ...
Moritz von Rohr (671 words) [view diff] no match in snippet view article find links to article
field from a camera's entrance pupil location and diameter, without reference to focal length and f-number (see his 1904 and 1906 books). ...
Minolta STF 135mm f/2.8 T4.5 lens (707 words) [view diff] no match in snippet view article find links to article
The F-number in this lens refers to the effective aperture opening and determines the depth-of-field produced by its use. The T-number ...
History of photographic lens design (16,030 words) [view diff] no match in snippet view article find links to article
The modern lens aperture markings of f-number s in geometric sequence of f/1, 1.4, 2, 2.8, 4, 5.6, 8, 11, 16, 22, 32, 45, 64, 90, etc. ...
Newton's reflector (2,022 words) [view diff] no match in snippet view article find links to article
Optical effective (stopped down) F-number f /4.78 Optical bare mirror F-number f /3.16 Optical eyepiece focal length 0.17 inches (4.5 mm) ...
Nokia 808 PureView (2,406 words) [view diff] no match in snippet view article find links to article
Lens: Carl Zeiss optics with F-number : f/2.4. Focal length : 8.02 mm: 35 mm equivalent focal length: 26 mm @ 16:9 and 28 mm @ 4:3. ...
Sigma 8-16mm f/4.5-5.6 DC HSM lens (2,419 words) [view diff] no match in snippet view article find links to article
The sharpness, in terms of line widths per picture height (LW/PH), is most uniform at 8 mm (especially near the f-number of 8 where it is ...
Apple Symbols (829 words) [view diff] no match in snippet view article find links to article
List of glyphs: U+2150–U+218F Number Forms. U+2190–U+21FF Arrows. U+2200–U+22FF Mathematical Operators U+2300–U+23FF Miscellaneous Technical ...
Diffraction-limited system (1,943 words) [view diff] no match in snippet view article find links to article
Whatever the exact instrument response function we may note that it is largely independent of the f-number of the lens. different f-numbers ...
Depth of focus (994 words) [view diff] no match in snippet view article find links to article
where t is the total depth of focus, N is the lens f-number , c is the circle of confusion , v is the image distance, and f is the lens ...
Focus stacking (1,257 words) [view diff] no match in snippet view article find links to article
Depth of field is normally increased by stopping down aperture (using a larger f-number ), but beyond a certain point, stopping down ...
Spatial filter (724 words) [view diff] no match in snippet view article find links to article
To use a very small pinhole, one must use a focusing lens with a low f-number , and ideally the lens should not add significant ...
Exit pupil (1,173 words) [view diff] no match in snippet view article find links to article
Instead, the f-number f L/D of the telescope is typically written on the scope, as well as the objective diameter D and focal length L. ...
MR 0-10-0 Lickey Banker (793 words) [view diff] no match in snippet view article find links to article
The engine was withdrawn in 1956 and scrapped later that year. BR standard class 9F number 92079 took over, acquiring Big Bertha's ...
Stratospheric Observatory for Infrared Astronomy (3,974 words) [view diff] no match in snippet view article find links to article
In order to fit the telescope into the fuselage, the primary is shaped to an f-number as low as 1.3, while the resulting optical layout ...
Image noise (2,836 words) [view diff] no match in snippet view article find links to article
noise levels, assuming the aperture area is proportional to sensor area, or that the f-number or focal-plane illuminance is held constant. ...
Wheat Fields (Van Gogh series) (9,692 words) [view diff] no match in snippet view article find links to article
Wheat Stacks with Reaper was made in June, 1888 (as indicated by the F number sequence) or June 1890 in Auvers as noted by the Toledo ...
South African Class F 4-6-4T (1,141 words) [view diff] no match in snippet view article find links to article
The main picture is a Vulcan Foundry builder’s photograph of Class F number 260. The following pictures show the locomotive in service, ...
Autofocus (3,999 words) [view diff] no match in snippet view article find links to article
set of prisms and sensors; they are only active with 'fast lenses ' with certain geometrical apertures (typically F-number 2.8 and faster). ...
Index of physics articles (F) (1,521 words) [view diff] no match in snippet view article find links to article
F F-number F-term F-theory F. David Peat F. Dow Smith F. J. Duarte F. P. Schäfer F. Richard Stephenson FBI mnemonics FBTR FDTD model ...
Index of motion picture terminology (548 words) [view diff] no match in snippet view article find links to article
The film industry is built upon a large number of technologies and techniques, ... F F-number - F-stop - Fade-in - Fade-out - Fast cutting - ...
Lens (optics) (5,474 words) [view diff] no match in snippet view article find links to article
See also: F-number Gravitational lens Lens (anatomy) List of lens designs Numerical aperture Optical coating s. Optical lens design ...
F-Stops (283 words) [view diff] no match in snippet view article find links to article
the jazz album | the optical ratio | F-number - | Name F-Stops | Type Album | Artist Craig Harris | Cover F Stops. This album F-Stops(1993 ...
Filter factor (572 words) [view diff] no match in snippet view article find links to article
See also : F-number References : Notes date December 2009 Further reading. Hoya Corporation, Filters for imaging. Cokin S.A., Cokin Creative Filter ...
Index of optics articles (895 words) [view diff] no match in snippet view article find links to article
A : Abbe number Abbe prism Abbe sine condition Aberration in optical systems ... F : f-number fabrication and testing (optical components) ...
Exposure compensation (1,141 words) [view diff] no match in snippet view article find links to article
Exposure can be adjusted by changing either the lens f-number or the exposure time; which one is changed usually depends on the camera's ...
Nikon D3 (1,694 words) [view diff] no match in snippet view article find links to article
Low light situations include times when the camera is operated at high shutter speed or high f number , where the lens' aperture is ...
Canon SX280 HS (127 words) [view diff] no match in snippet view article find links to article
80x Maximum f/number f/3.5 – f/6.8 Construction 12 elements in 10 groups (1 UD lens, 2 double-sided aspherical lens) Image Stabilisation ...
Samuel Face (1,007 words) [view diff] no match in snippet view article find links to article
Those innovations were Concrete Slab Flatness / F-Number System (1990) and The Lightning Switch Wireless Electric Switch (2006). ...
DxO Labs (10,069 words) [view diff] no match in snippet view article find links to article
furthermore in sufficient/abundant light, good image can be achieved even by a small diameter lens with small diaphragma opening (big f/ number ...
Viale 35 hp (316 words) [view diff] no match in snippet view article find links to article
applications Avro Type F | number built | program cost | unit cost | developed from | developed into | variants with their own articles | ...
Prince Edward Island (10,097 words) [view diff] no match in snippet view article find links to article
headerLanguage F&number 6642 | title Ilê-du-Prince-Edouard: Communiqué (Vice-Governor from Chinese Sister Province Visits Prince Edward ...
Nikon D60 (880 words) [view diff] no match in snippet view article find links to article
on top of the body (common in higher-end DSLRs), but instead displays shutter speed , f-number , and other information on the main LCD screen. ...
Angular resolution (1,993 words) [view diff] no match in snippet view article find links to article
spatial resolution on the sensor by using f as the distance to the image sensor; this relates the spatial resolution of the image to the f-number ...
Prime lens (1,013 words) [view diff] no match in snippet view article find links to article
Because their optics are simpler, prime lenses usually have a larger maximum aperture (smaller f-number ) than zoom lenses. ...
Zoom lens (2,209 words) [view diff] no match in snippet view article find links to article
zoom lenses, with early designs being considerably inferior to contemporary fixed lenses, and usable only with a narrow range of f-number s. ...
Cosmos Mercury (659 words) [view diff] no match in snippet view article find links to article
applications Bristol Scout F | number built | program cost | unit cost | developed from | developed into | variants with their own articles |: ...
Low dispersion glass (992 words) [view diff] no match in snippet view article find links to article
The increased sharpness provided by SLD elements allows using lower f-number s and therefore faster shutter speed . This is critical, e.g ...
Spider anatomy (2,390 words) [view diff] no match in snippet view article find links to article
The lenses have an F number of 0.58, which means they can concentrate available light more efficiently than a cat (F 0.9) or an owl (F ...
Catadioptric system (2,136 words) [view diff] no match in snippet view article find links to article
adjustable diaphragm to control light transmission This means the lens's F-number value is fixed to the overall designed focal ratio of ...
Rolleiflex (2,171 words) [view diff] no match in snippet view article find links to article
Deckel made diaphragm control, or with Rollei made levers on the shutter and a small shutter speed, f-number indicator window above the ...
Simple eye in invertebrates (2,319 words) [view diff] no match in snippet view article find links to article
Given the large aperture and low f-number of the lens, as well as high convergence ratios and synaptic gains, the ocelli are generally ...
List of uniform polyhedra by spherical triangle (1,163 words) [view diff] no match in snippet view article find links to article
Image Name Bowers pet name V Number of vertices,E Number of edges,F Number of faces Face configuration? W - Wenninger number, U - Uniform ...
Canon EOS-1N (1,503 words) [view diff] no match in snippet view article find links to article
Another option is Depth-of-field AE (DEP), an automatic mode that selects the focusing distance and aperture f-number to place the depth ...
List of uniform polyhedra by Wythoff symbol (614 words) [view diff] no match in snippet view article find links to article
Image Name Bowers pet name V Number of vertices,E Number of edges,F Number of faces Face configuration? W - Wenninger number, U - Uniform ...
Angular aperture (185 words) [view diff] no match in snippet view article find links to article
See also : f-number Numerical aperture Acceptance angle , half the angular aperture. Field of view Category:Optics Category:Angle ...
Cottages (Van Gogh series) (968 words) [view diff] no match in snippet view article find links to article
jpeg | Cottage, June–July 1885, Private collection (No F number, JH Add. 23) References : Category:Series of Vincent van Gogh paintings ...
Unit still photographer (1,153 words) [view diff] no match in snippet view article find links to article
Limitations exist once the blimp is closed around the camera as you can no longer access the cameras controls (F-number , shutter speed, ...
Cassegrain antenna (1,651 words) [view diff] no match in snippet view article find links to article
The focal ratio (f-number, the ratio of the focal length to the dish diameter) of typical parabolic antennas is 0.25 - 0.8, compared to 3 ...
Le Moulin de la Galette (Van Gogh series) (1,374 words) [view diff] no match in snippet view article find links to article
jpeg | Street Scene in Montmartre 1887 Private collection (No F number, JH1240) References : Category:1886 paintings Category:1887 paintings ...
Exmor (1,140 words) [view diff] no match in snippet view article find links to article
List of Exmor imaging modules: F-number! Focal length(35mm conversion)! Release Date | IU134F9-Z | ISX014 | 8.5 x 8.5 x 4.65 mm | VCM ...
Secondary lens (615 words) [view diff] no match in snippet view article find links to article
The resulting combination has a greater focal length than the primary lens alone, and the same absolute aperture , so its f-number is ...
Oversampled binary image sensor (1,656 words) [view diff] no match in snippet view article find links to article
where w is the wavelength of the light and f is the F-number of the optical system. Due to the lowpass (smoothing) nature of the PSF, ...
Dipstick (1,026 words) [view diff] no match in snippet view article find links to article
measurement system adopted in 1990 by the American Concrete Institute F-Number measurement procedures were established by ASTM Standard ...
Hose's palm civet (1,614 words) [view diff] no match in snippet view article find links to article
External links: org/sccwiki/images/1/1f/Number_32. PDF | title Viverrid and herpestid observations by camera and small cage trapping in the ...
Telecentric lens (1,046 words) [view diff] no match in snippet view article find links to article
Telecentric lenses tend to be larger, heavier, and more expensive than normal lenses of similar focal length and f-number . ...
Outline of photography (517 words) [view diff] no match in snippet view article find links to article
General photography concepts : F-number Lists : List of photographers List of most expensive photographs List of photographic equipment makers ...
Webcam (4,044 words) [view diff] no match in snippet view article find links to article
As a camera system's depth of field is greater for small image formats and is greater for lenses with a large f-number (small aperture ...
Montmartre (Van Gogh series) (2,698 words) [view diff] no match in snippet view article find links to article
jpeg | Street Scene in Montmartre 1887 Private collection (No F number, JH1240) Vegetable gardens in Montmartre: Montmatre's vegetable ...
Color filter array (2,070 words) [view diff] no match in snippet view article find links to article
Nakamura provides a schematic and bibliographic items illustrating the importance of microlenses , their f-number , and the interplay with ...
IBM PC keyboard (2,374 words) [view diff] no match in snippet view article find links to article
Function key s are the F-numbered keys, use varies by program, but F1 is often "help." "Arrow keys move on the screen. When shifted they ...
Telescope (3,133 words) [view diff] no match in snippet view article find links to article
See also: f-number First light GoTo telescope Hartmann mask Keyhole problem Microscope Remote Telescope Markup Language Robotic telescope ...
Thermographic camera (3,008 words) [view diff] no match in snippet view article find links to article
Additionally, the greater sensitivity of cooled cameras also allow the use of higher F-number lenses, making high performance long focal ...
Numbered Treaties (2,656 words) [view diff] no match in snippet view article find links to article
The numbered treaties (or Post-Confederation Treaties) are a series of eleven ... ca/k12/cur/socstud/foundation_gr6/blms/6-1-4f.pdf Numbered ...
Miniature faking (2,273 words) [view diff] no match in snippet view article find links to article
is given by 1 T ≈ 2 Nc (m + 1) / m 2, where N is the lens f-number , c is the circle of confusion , and m is the magnification (Ray 2000, 56). ...
Axis Communications (4,564 words) [view diff] no match in snippet view article find links to article
adjusting the iris position This position, also referred to as a specific f-number , is where the lens works best and optical errors are reduced. ...
List of Canon camcorders (4,442 words) [view diff] no match in snippet view article find links to article
allowing for smoother operation and more feedback telling the user exactly what focal range, aperture f-number and zoom number the lens is set to. ...
Digital versus film photography (4,447 words) [view diff] no match in snippet view article find links to article
Depth of field, for a given lens focal length, at a given f-number will scale with sensor (film/chip) size. In effect, a smaller sensor ...
Edward P. Ney (8,495 words) [view diff] no match in snippet view article find links to article
Consequently, Ney and Huch developed reliable cameras whose low F-number enhanced their ability to record dim light, but sacrificed ...
NK Maribor in European football (7,339 words) [view diff] no match in snippet view article find links to article
football club, which has played in the European competitions on a number of occasions. ... All-time top goal scorers in UEFA : Seasons | F | F ...