the exit pupil is a virtual aperture in an optical system. Only rays which pass through this virtual aperture can exit the system. The exit pupil is the...

available to the viewer at the exact eye relief distance. An exit pupil larger than the observer's pupil wastes some light, but allows for some fumbling in side-to-side...

related to something called the exit pupil. The exit pupil is the cylinder of light exiting the eyepiece and entering the pupil of the eye; hence the lower...

as seen through the optical elements behind it is called the exit pupil. The entrance pupil defines the cone of rays that can enter and pass through the...

erecting optics, reducing expense and overall weight. They also have large exit pupils, making centering less critical, and the narrow field of view works well...

image will be formed. Since the entrance pupil and exit pupil are images of the aperture stop, for a real image pupil, the lateral distance of the marginal...

in the highest specifications is proportionally more expensive) Exit pupil Exit pupil is defined as the diameter of the objective lens divided by the...

the pupil are either absorbed by the tissues inside the eye directly, or absorbed after diffuse reflections within the eye that mostly miss exiting the...

lens (often an objective lens or a camera lens) that has its entrance or exit pupil, or both, at infinity. The size of images produced by a telecentric lens...

The pupil magnification of an optical system is the ratio of the diameter of the exit pupil to the diameter of the entrance pupil. The pupil magnification...

the square of the exit pupil as measured in mm; a 36 mm objective lens diameter divided by the 4× magnification gives an exit pupil of 9 mm; 9×9=81) A...

accepts (see entrance pupil). As a result, it also determines the ray cone angle and brightness at the image point (see exit pupil). The aperture stop generally...

design of binocular viewing systems, where both eye pupils need to be positioned within the exit pupils of the viewing system. These viewing systems include...

Field of view = 26 degrees at 1×, 6.5 degrees at 4× Entrance pupil diameter = 32 mm Exit pupil diameter = 8 mm Eye relief = 70 mm Specter DR 1.5–6× Length...

eyepiece; D – Entrance pupil diameter; d – Virtual exit pupil diameter; L1 – Objective lens; L2 – Eyepiece lens e – Virtual exit pupil – Telescope equals...

the distance between the exit pupil of the lens and the position of the plate or film. Because the position of the exit pupil usually is unknown to the...

(England and Wales) Entrance pupil, the optical image of the aperture stop, as 'seen' through the front of a lens system Exit pupil, the image of the aperture...

1.25 kg Magnification: 4x Field of view: 8 (14) degrees Exit pupil diameter: 6.5 mm Exit pupil length: 35 mm Resolution limit: 13 sec Amount of light retained:...

pupil) of a telescope is larger than the human eye pupil, so collects more light, concentrating it at the exit pupil where the observer's own pupil is...

projects an image of the diaphragm, termed by Abbe the entrance pupil; the exit pupil is the image formed by the component S2, which is placed behind...

from inside the camera is the lens's exit pupil. In this simple case, the aperture, entrance pupil, and exit pupil are all in the same place because the...

known for interviewing Ng Wai Chung during the Blitzchung Controversy Exit pupil, a virtual aperture in an optical system Search for "virtual" on Wikipedia...

image field, due to the geometry of the light cone projected from the exit pupil of the lens to a point, or pixel, on the sensor surface. The effects are...

Magnification: 4× Field of view: 10 degrees (177 mils) Objective diameter: 25,5 mm Exit pupil: 6.375 mm Eye relief: 25 mm Light permeability: >80% Reticle illumination:...

optic for the L129A1 is the TA648-308 6×48 Trijicon ACOG providing a 8 mm exit pupil for ample light gathering and a wide field of view. Two locking bolts...

binoculars. In that application, it gives better image quality and a round exit pupil. A concave lens of flint glass is commonly combined with a convex lens...

storage. Magnification: 4× Objective diameter: 24 mm Field of view: 6° Exit pupil: 6 mm Eye relief: 80 mm Limiting optical resolution: 12 SOA Power supply...

An entocentric lens is a compound lens which has its entrance or exit pupil inside the lens. This is the most common type of photographic lens. The aperture...

object glass is used as an object the image of which is known as the exit pupil. The diameter of this may be measured using an instrument known as a Ramsden...

the correct observing position. The eye pupil should coincide with the exit pupil, the image of the entrance pupil, which in the case of an astronomical...