SU572741A1 - Wide-angle eyepiece - Google Patents

Wide-angle eyepiece

Info

Publication number
SU572741A1
SU572741A1 SU7602353742A SU2353742A SU572741A1 SU 572741 A1 SU572741 A1 SU 572741A1 SU 7602353742 A SU7602353742 A SU 7602353742A SU 2353742 A SU2353742 A SU 2353742A SU 572741 A1 SU572741 A1 SU 572741A1
Authority
SU
USSR - Soviet Union
Prior art keywords
wide
angle eyepiece
angle
eyepiece
churilovsky
Prior art date
Application number
SU7602353742A
Other languages
Russian (ru)
Inventor
Михаил Михайлович Русинов
Евгений Николаевич Гончаренко
Геннадий Николаевич Репинский
Original Assignee
Предприятие П/Я Р-6681
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Предприятие П/Я Р-6681 filed Critical Предприятие П/Я Р-6681
Priority to SU7602353742A priority Critical patent/SU572741A1/en
Application granted granted Critical
Publication of SU572741A1 publication Critical patent/SU572741A1/en

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  • Lenses (AREA)

Description

ложктельной дво ковыпуклой 5 и отрицательной плоско-вогнутой 6 линз.spoon double domed 5 and negative flat-concave 6 lenses.

Такое сочетание оптических элементов позвол ет улучшить качество изображени , увеличить поле зрени  и избежать технологических трудностей изготовлени  параболы иа глазном компоненте.Such a combination of optical elements allows improving the image quality, increasing the field of view and avoiding the technological difficulties of making a parabola and eye component.

Представленный вариант широкоугольного окул ра имеет фокусное рассто ние 25,89 мм, относительное отверстие 1 :4, диаметр полевой диафрагмы 43 мм, действительную фокальную плоскость на рассто нии 10,99 мм от первой поверхности плоско-вогнутой линзы и угол пол  зрени  90° в пространстве изображений.The presented wide-angle eyepiece has a focal length of 25.89 mm, a relative aperture of 1: 4, a field diaphragm diameter of 43 mm, a real focal plane at a distance of 10.99 mm from the first surface of a flat-concave lens and a field angle of 90 ° in space images.

Перефокусировку можно осуществить перемешением всего окул ра одновременно или компонентов 2, 3, 4, если необходимо сохранение герметичности.Refocusing can be accomplished by mixing the entire ocular at the same time or components 2, 3, 4, if it is necessary to preserve tightness.

Claims (3)

1.Чуриловский В. Н. Теори  оптических приборов. М.-Л., 1966, с. 313, рис. IV, 12е.1. Churilovsky V. N. Theory of optical devices. M.-L., 1966, p. 313, fig. IV, 12e. 2.Чуриловский В. Н. Теори  оптических приборов, М.-Л., 1966, с. 315.2. Churilovsky VN Theory of optical devices, M.-L., 1966, p. 315. 3.Журнал «Оптико-механическа  промышленность , № I, 1952, с. 33.3. The journal "Optical-mechanical industry, № I, 1952, p. 33. I 11  I 11 П ixlls JIxlls j U Ч / Ж гU H / F g
SU7602353742A 1976-04-26 1976-04-26 Wide-angle eyepiece SU572741A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU7602353742A SU572741A1 (en) 1976-04-26 1976-04-26 Wide-angle eyepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU7602353742A SU572741A1 (en) 1976-04-26 1976-04-26 Wide-angle eyepiece

Publications (1)

Publication Number Publication Date
SU572741A1 true SU572741A1 (en) 1977-09-15

Family

ID=20659088

Family Applications (1)

Application Number Title Priority Date Filing Date
SU7602353742A SU572741A1 (en) 1976-04-26 1976-04-26 Wide-angle eyepiece

Country Status (1)

Country Link
SU (1) SU572741A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5680249A (en) * 1994-08-23 1997-10-21 Asahi Kogaku Kogyo Kabushiki Kaisha Optical system for camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5680249A (en) * 1994-08-23 1997-10-21 Asahi Kogaku Kogyo Kabushiki Kaisha Optical system for camera

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