JPH0352725U - - Google Patents
Info
- Publication number
- JPH0352725U JPH0352725U JP11425389U JP11425389U JPH0352725U JP H0352725 U JPH0352725 U JP H0352725U JP 11425389 U JP11425389 U JP 11425389U JP 11425389 U JP11425389 U JP 11425389U JP H0352725 U JPH0352725 U JP H0352725U
- Authority
- JP
- Japan
- Prior art keywords
- turret
- lens structure
- diaphragm plate
- view
- diaphragm
- 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
Landscapes
- Lens Barrels (AREA)
- Diaphragms For Cameras (AREA)
Description
第１図は、本考案の一実施例を示すターレツト
絞り機構の要部断面拡大図、第２図は、上記第１
図のターレツト絞り機構の要部正面図、第３図は
、上記ターレツト絞り機構の分解斜視図、第４図
は、上記ターレツト絞り機構を有するズームレン
ズ機構の分解斜視図、第５図Ａ，Ｂ、第６図Ａ，
Ｂ、第７図Ａ，Ｂは、上記実施例の絞り機構にお
ける絞り板と付勢機構の各作動状態をそれぞれ示
す要部拡大正面図、第８図は、上記実施例におけ
る絞り板とレンズ構体との対応関係を拡大して示
した要部断面図、第９図は、絞り板とレンズ構体
との対応関係の別の例を示す要部拡大断面図であ
る。
４……ターレツト絞り板、［１９，１９Ａ……
レンズ支持枠、Ｌ４……リレーレンズ群］（レン
ズ構体）。
FIG. 1 is an enlarged cross-sectional view of a main part of a turret aperture mechanism showing one embodiment of the present invention, and FIG.
3 is an exploded perspective view of the turret diaphragm mechanism, FIG. 4 is an exploded perspective view of the zoom lens mechanism having the turret diaphragm mechanism, and FIGS. 5A and B , Figure 6A,
B. FIGS. 7A and 7B are enlarged front views of main parts showing the operating states of the diaphragm plate and the biasing mechanism in the diaphragm mechanism of the above embodiment, respectively, and FIG. 8 is the diaphragm plate and lens structure in the above embodiment. FIG. 9 is an enlarged cross-sectional view of the main parts showing another example of the correspondence between the diaphragm plate and the lens structure. 4... Turret aperture plate, [19, 19A...
Lens support frame, L 4 . . . relay lens group] (lens structure).
Claims (1)
変形するのを阻止すべく、レンズ構体の所定部が
上記ターレツト絞り板を位置規制し得るように該
レンズ構体を設けてなることを特徴とするターレ
ツト絞り機構。 A turret characterized in that the lens structure is provided so that a predetermined portion of the lens structure can regulate the position of the turret diaphragm plate in order to prevent the sheet-like turret diaphragm plate from deforming beyond a predetermined amount. Aperture mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989114253U JP2516274Y2 (en) | 1989-09-29 | 1989-09-29 | Turret diaphragm mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989114253U JP2516274Y2 (en) | 1989-09-29 | 1989-09-29 | Turret diaphragm mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0352725U true JPH0352725U (en) | 1991-05-22 |
| JP2516274Y2 JP2516274Y2 (en) | 1996-11-06 |
Family
ID=31662632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989114253U Expired - Fee Related JP2516274Y2 (en) | 1989-09-29 | 1989-09-29 | Turret diaphragm mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2516274Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6440825U (en) * | 1987-05-25 | 1989-03-10 |
-
1989
- 1989-09-29 JP JP1989114253U patent/JP2516274Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6440825U (en) * | 1987-05-25 | 1989-03-10 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2516274Y2 (en) | 1996-11-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |