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searching for Entrance pupil 18 found (71 total)

Optical aberration (8,569 words) [view diff] exact match in snippet view article find links to article

subtended by the entrance pupil at this point, the magnitude of the aberration will be determined by the position and diameter of the entrance pupil. If the system

Maksutov telescope (1,815 words) [view diff] exact match in snippet view article find links to article

symmetrical". The negative lens is usually full diameter and placed at the entrance pupil of the telescope (commonly called a "corrector plate" or "meniscus corrector

Image formation (1,190 words) [view diff] exact match in snippet view article find links to article

scattered light that propagates toward the lens is collected by the entrance pupil of the imaging lens over the field of view. The Field of view of a lens

Troland (489 words) [view diff] exact match in snippet view article find links to article

a surface whose luminance is one nit when the apparent area of the entrance pupil of the eye is 1 square millimeter. The troland unit was proposed in

Southern Astrophysical Research Telescope (491 words) [view diff] case mismatch in snippet view article find links to article

structure. Its optical specifications are: M1 total diameter 4300mm Entrance Pupil Diameter 4100mm Pupil central Obstruction 980mm M1 working f/# 1.6855

Peripheral vision (2,822 words) [view diff] exact match in snippet view article find links to article

PMID 18170457. Fedtke, Cathleen; Manns, Fabrice; Ho, Arthur (2010). "The entrance pupil of the human eye: a three-dimensional model as a function of viewing

Dmitry Dmitrievich Maksutov (679 words) [view diff] exact match in snippet view article find links to article

mirror. However, where the Schmidt uses an aspheric corrector at the entrance pupil, Maksutov's telescope uses a deeply curved full diameter negative meniscus

Specter (sight) (1,223 words) [view diff] case mismatch in snippet view article

Magnification = 1x-4x Field of View = 26 degrees at 1x, 6.5 degrees at 4x Entrance Pupil Diameter = 32mm Exit Pupil Diameter = 8 mm Eye Relief = 70 mm Specter

Corneal opacity (2,579 words) [view diff] exact match in snippet view article find links to article

the descemet's membrane in place. Optical iridectomy creates a clear entrance pupil, improving vision in patients with segmental corneal opacities. An area

Light field camera (2,541 words) [view diff] exact match in snippet view article find links to article

Research has shown that its maximum baseline is confined to the main lens entrance pupil size which is small relative to stereoscopic setups. This implies that

Refracting telescope (3,692 words) [view diff] exact match in snippet view article find links to article

image from objective; y″ – Magnified virtual image from eyepiece; D – Entrance pupil diameter; d – Virtual exit pupil diameter; L1 – Objective lens; L2 –

Scientific method (17,785 words) [view diff] exact match in snippet view article find links to article

using an aperture to represent the entrance pupil of the eye, showed that the entire scene at the entrance pupil-focused on a single point of the rear

Forced perspective (3,237 words) [view diff] exact match in snippet view article find links to article

nodal point), and is approximated in practice as the centre of the entrance pupil. An extensively used technique in The Lord of the Rings: The Fellowship

Carnegie telescope (660 words) [view diff] exact match in snippet view article find links to article

820 pounds including all four elements. (The clear aperture of the entrance pupil is 20 inches) List of observatories Shane, C. D. (1947). "1947PASP.

C79 optical sight (1,377 words) [view diff] case mismatch in snippet view article find links to article

690 g Magnification = 3.4× Field of View = 8 degrees (14.1 m @ 100m) Entrance Pupil Diameter = 28 mm Exit Pupil Diameter = 8.5 mm Eye Relief = 70 mm The

Hipparcos (6,805 words) [view diff] exact match in snippet view article find links to article

tilted in opposite directions, each occupying half of the rectangular entrance pupil, and providing an unvignetted field of view of about 1° × 1°. The telescope

Projective space (5,624 words) [view diff] exact match in snippet view article find links to article

space onto a plane (see Pinhole camera model). More precisely, the entrance pupil of a camera or of the eye of an observer is the center of projection

Glossary of firearms terms (10,175 words) [view diff] exact match in snippet view article find links to article

the viewer's eye that matches the eyepiece exit pupil to the eye's entrance pupil. Short eye relief requires the observer to press their eye close to