JPH02119632U - - Google Patents
Info
- Publication number
- JPH02119632U JPH02119632U JP2795589U JP2795589U JPH02119632U JP H02119632 U JPH02119632 U JP H02119632U JP 2795589 U JP2795589 U JP 2795589U JP 2795589 U JP2795589 U JP 2795589U JP H02119632 U JPH02119632 U JP H02119632U
- Authority
- JP
- Japan
- Prior art keywords
- movable mirror
- camera
- switching
- back surface
- central axis
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
Landscapes
- Cameras In General (AREA)
- Structure And Mechanism Of Cameras (AREA)
Description
第１図は本考案の一実施例の望遠撮影時におけ
る光学系を示す要部側断面図である。第２図Ａは
第１図に示した実施例の広角撮影状態を示す外観
図である。第２図Ｂは第１図に示した実施例の望
遠撮影状態を示す外観図である。第３図は第１図
に示した実施例の広角撮影時における光学系を示
す要部側断面図である。
１……２焦点カメラ、４……主レンズ、１２…
…Ｔ／Ｗ切換スイツチ、２７……軸、２８……可
動ミラー、２９……ミラー支持板、２９ａ……脚
部、３０……ピン、３１……コイルバネ、３５…
…リヤコンバータ、３６……固定ミラー、４１…
…ストツパ、４２……弾性ストツパ。
FIG. 1 is a sectional side view of a main part showing an optical system during telephoto shooting according to an embodiment of the present invention. FIG. 2A is an external view showing the wide-angle photographing state of the embodiment shown in FIG. FIG. 2B is an external view of the embodiment shown in FIG. 1 in a telephoto shooting state. FIG. 3 is a sectional side view of a main part showing the optical system of the embodiment shown in FIG. 1 during wide-angle photography. 1... Bifocal camera, 4... Main lens, 12...
... T/W changeover switch, 27 ... shaft, 28 ... movable mirror, 29 ... mirror support plate, 29a ... leg, 30 ... pin, 31 ... coil spring, 35 ...
...Rear converter, 36...Fixed mirror, 41...
...Stopper, 42...Elastic stopper.
Claims (1)
２つの焦点距離で撮影を行うカメラにおいて、 前記可動ミラーの回動中心軸を可動ミラーの裏
面から撮影レンズ側へ離れた位置に設けたことを
特徴とする２焦点カメラ。[Scope of Claim for Utility Model Registration] In a camera that takes pictures at two different focal lengths by switching the photographing optical path using a movable mirror, the central axis of rotation of the movable mirror is set at a position away from the back surface of the movable mirror toward the photographing lens side. A bifocal camera characterized by the following features:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2795589U JPH02119632U (en) | 1989-03-10 | 1989-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2795589U JPH02119632U (en) | 1989-03-10 | 1989-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02119632U true JPH02119632U (en) | 1990-09-26 |
Family
ID=31250905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2795589U Pending JPH02119632U (en) | 1989-03-10 | 1989-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02119632U (en) |
-
1989
- 1989-03-10 JP JP2795589U patent/JPH02119632U/ja active Pending
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