RU2072734C1 - LIGHT LENS FOR THE FAR IR IR AREA - Google Patents
LIGHT LENS FOR THE FAR IR IR AREA Download PDFInfo
- Publication number
- RU2072734C1 RU2072734C1 RU94021321/28A RU94021321A RU2072734C1 RU 2072734 C1 RU2072734 C1 RU 2072734C1 RU 94021321/28 A RU94021321/28 A RU 94021321/28A RU 94021321 A RU94021321 A RU 94021321A RU 2072734 C1 RU2072734 C1 RU 2072734C1
- Authority
- RU
- Russia
- Prior art keywords
- far
- area
- light lens
- lens
- component
- Prior art date
Links
Landscapes
- Lenses (AREA)
Abstract
Светосильный объектив для дальней ИК-области спектра, содержащий четыре компонента, первый и третий из которых - положительные мениски, обращенные выпуклостью к предмету, второй - отрицательный мениск, обращенный вогнутостью к предмету, и четвертый - одиночная линза, отличающийся тем, что четвертый компонент выполнен в виде вогнутоплоской линзы, при этом второй компонент и все четыре компонента установлены с возможностью перемещения вдоль оптической оси.A high-aperture lens for the far infrared region of the spectrum, containing four components, the first and third of which are positive meniscus facing the convexity of the object, the second is a negative meniscus facing the concavity of the object, and the fourth is a single lens, characterized in that the fourth component is made in the form of a concave flat lens, with the second component and all four components mounted for movement along the optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU94021321/28A RU2072734C1 (en) | 1994-06-10 | 1994-06-10 | LIGHT LENS FOR THE FAR IR IR AREA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU94021321/28A RU2072734C1 (en) | 1994-06-10 | 1994-06-10 | LIGHT LENS FOR THE FAR IR IR AREA |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU94021321A RU94021321A (en) | 1996-01-27 |
| RU2072734C1 true RU2072734C1 (en) | 1997-01-27 |
Family
ID=48434404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU94021321/28A RU2072734C1 (en) | 1994-06-10 | 1994-06-10 | LIGHT LENS FOR THE FAR IR IR AREA |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2072734C1 (en) |
-
1994
- 1994-06-10 RU RU94021321/28A patent/RU2072734C1/en active
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