| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,800,631,001 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
exit pupil |
Also found in: Encyclopedia, Wikipedia | 0.02 sec. |
|
exit pupil n (Astronomy) the smallest cross section of the beam of light from the eyepiece of a telescope through which all the light from the eyepiece passes. Its diameter is equal to the ratio of the focal length of the eyepiece to the focal ratio of the telescope How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
| 4 59 Field of view at 1,000yd 383 ft 308 ft Exit pupil 5. 2mm exit pupil and a 65(degree) apparent field-of-view, resulting in one of the brightest and widest fields-of-views in its class. 44 million effective pixels simulates dynamic 45-inch screen as viewed at 2m distance 25mm eye relief 32 degree field of vision 13mm exit pupil. |
| Dictionary, Thesaurus, and Translations |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|