JPH0190002U - - Google Patents
Info
- Publication number
- JPH0190002U JPH0190002U JP1987187563U JP18756387U JPH0190002U JP H0190002 U JPH0190002 U JP H0190002U JP 1987187563 U JP1987187563 U JP 1987187563U JP 18756387 U JP18756387 U JP 18756387U JP H0190002 U JPH0190002 U JP H0190002U
- Authority
- JP
- Japan
- Prior art keywords
- color separation
- optical system
- mounting plate
- prism
- slit
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000000926 separation method Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
- Color Television Image Signal Generators (AREA)
Description
第１図は本考案に係る色分解光学系の平面図、
第２図は従来技術に係る色分解光学系の平面図、
第３図は第２図のＡ―Ａ断面図である。
４１……撮影レンズ、４２……第１のプリズム
、４４……第２のプリズム、４６……第３のプリ
ズム、４８……取付板、５０，５２，５４，５６
，５８……スリツト、５９Ａ，５９Ｂ，５９Ｃ，
５９Ｄ，５９Ｅ……切欠。
FIG. 1 is a plan view of the color separation optical system according to the present invention.
FIG. 2 is a plan view of a color separation optical system according to the prior art.
FIG. 3 is a sectional view taken along the line AA in FIG. 2. 41... Photographing lens, 42... First prism, 44... Second prism, 46... Third prism, 48... Mounting plate, 50, 52, 54, 56
, 58...slit, 59A, 59B, 59C,
59D, 59E...Notches.
Claims (1)
成分に分解する色分解プリズムが複数個取付板に
接着された色分解光学系において、色分解プリズ
ムには有害光を遮光するスリツトが形成され、前
記取付板は少なくとも前記スリツトに対応する部
分に逃げ部が形成されていることを特徴とする色
分解光学系。 (2) 前記取付板は、前記プリズムの角部に対応
する部分に逃げ部が形成されていることを特徴と
する実用新案登録請求の範囲第１項に記載の色分
解光学系。[Scope of Claim for Utility Model Registration] (1) In a color separation optical system in which multiple color separation prisms that separate subject light from a photographic lens into multiple wavelength range components are glued to a mounting plate, the color separation prism is harmful to the color separation prism. A color separation optical system characterized in that a slit for blocking light is formed, and the mounting plate has a relief part formed at least in a portion corresponding to the slit. (2) The color separation optical system according to claim 1, wherein the mounting plate has a relief portion formed in a portion corresponding to a corner portion of the prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987187563U JPH0516577Y2 (en) | 1987-12-09 | 1987-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987187563U JPH0516577Y2 (en) | 1987-12-09 | 1987-12-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0190002U true JPH0190002U (en) | 1989-06-14 |
| JPH0516577Y2 JPH0516577Y2 (en) | 1993-04-30 |
Family
ID=31478708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987187563U Expired - Lifetime JPH0516577Y2 (en) | 1987-12-09 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516577Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068903U (en) * | 1991-12-28 | 1994-02-04 | 株式会社飯山コシナ | Color separation prism and camera using the same |
-
1987
- 1987-12-09 JP JP1987187563U patent/JPH0516577Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068903U (en) * | 1991-12-28 | 1994-02-04 | 株式会社飯山コシナ | Color separation prism and camera using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516577Y2 (en) | 1993-04-30 |
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