JPS6449829U - - Google Patents
Info
- Publication number
- JPS6449829U JPS6449829U JP14218087U JP14218087U JPS6449829U JP S6449829 U JPS6449829 U JP S6449829U JP 14218087 U JP14218087 U JP 14218087U JP 14218087 U JP14218087 U JP 14218087U JP S6449829 U JPS6449829 U JP S6449829U
- Authority
- JP
- Japan
- Prior art keywords
- photographic
- optical path
- optical
- lens barrel
- lens
- 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.)
- Pending
Links
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 7
Landscapes
- Blocking Light For Cameras (AREA)
- Structure And Mechanism Of Cameras (AREA)
Description
第１図は撮影レンズ鏡筒の要部斜視図であり、
レンズ鏡筒の望遠撮影位置にある場合を示し、第
２図は第１図の−断面図であつて、第３図は
レンズ鏡筒の正面図である。
主要部分の符号の説明、１０……鏡筒、１９…
…ソフトフオーカスフイルタ、２１……フイルタ
挿脱操作リング、２２……解除リング、２２ｃ…
…カムフオロア、２３……カム板、２４……バネ
、２７，２８……レンズバリヤ。
FIG. 1 is a perspective view of the main parts of the photographic lens barrel.
The lens barrel is shown in the telephoto shooting position, and FIG. 2 is a cross-sectional view taken from FIG. 1, and FIG. 3 is a front view of the lens barrel. Explanation of symbols of main parts, 10... Lens barrel, 19...
...Soft focus filter, 21...Filter insertion/removal operation ring, 22...Release ring, 22c...
...Cam follower, 23...cam plate, 24...spring, 27, 28...lens barrier.
Claims (1)
リヤと；撮影光学系の光路に対して挿脱可能な補
助光学部材と；を有するカメラの撮影レンズ鏡筒
において、 前記レンズバリヤと前記補助光学部材との間に
掛けられた単一の付勢部材を有し、該付勢部材は
前記レンズバリヤを開放方向もしくは閉成方向の
何れか一方に付勢し、かつ前記補助光学部材を前
記光路内へ挿入する方向もしくは前記光路内から
退避する方向の何れか一方に付勢することを特徴
とするカメラの撮影レンズ鏡筒。[Claims for Utility Model Registration] A photographic lens barrel for a camera, comprising: a lens barrier that opens and closes in front of a photographic lens; and an auxiliary optical member that is insertable and removable with respect to the optical path of a photographic optical system; and the auxiliary optical member, the urging member biases the lens barrier in either the opening direction or the closing direction, and the auxiliary optical member A photographing lens barrel for a camera, characterized in that a member is biased in either a direction of insertion into the optical path or a direction of retraction from the optical path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14218087U JPS6449829U (en) | 1987-09-17 | 1987-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14218087U JPS6449829U (en) | 1987-09-17 | 1987-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6449829U true JPS6449829U (en) | 1989-03-28 |
Family
ID=31407908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14218087U Pending JPS6449829U (en) | 1987-09-17 | 1987-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6449829U (en) |
-
1987
- 1987-09-17 JP JP14218087U patent/JPS6449829U/ja active Pending
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