JPH0339734U - - Google Patents
Info
- Publication number
- JPH0339734U JPH0339734U JP10137089U JP10137089U JPH0339734U JP H0339734 U JPH0339734 U JP H0339734U JP 10137089 U JP10137089 U JP 10137089U JP 10137089 U JP10137089 U JP 10137089U JP H0339734 U JPH0339734 U JP H0339734U
- Authority
- JP
- Japan
- Prior art keywords
- wide
- telephoto
- movable mirror
- angle
- optical system
- 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 5
- 238000010586 diagram Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Cameras In General (AREA)
- Structure And Mechanism Of Cameras (AREA)
Description
第１図は本考案を実施した２焦点カメラの要部
を示す斜視図である。第２図は本考案を実施した
２焦点カメラの外観を示す斜視図である。第３図
は２焦点カメラの光学系を示す説明図である。第
４図は第１図に示した係止レバーの斜視図である
。第５図は係止レバーとピンとの係合状態を示す
説明図である。第６図は可動ミラーを望遠位置に
セツトした状態を示す要部側面図である。第７図
は可動ミラーを望遠位置から広角位置に切り換え
る途中の状態を示す要部側面図である。第８図は
可動ミラーを広角位置にセツトした状態を示す要
部側面図である。第９図は可動ミラーを広角位置
から望遠位置に切り換える途中の状態を示す要部
側面図である。
３……望遠レンズ、４……広角レンズ、５……
切換えノブ、１０……巻上げノブ、１３，１４…
…光軸、２０……可動ミラー、３０……制御レバ
ー、３２……円板、２８……回動レバー、４５…
…係止レバー、５０……ガイド溝、５２……テー
パ面、５５……解除アーム、５８……カム板。
FIG. 1 is a perspective view showing the main parts of a bifocal camera embodying the present invention. FIG. 2 is a perspective view showing the appearance of a bifocal camera embodying the present invention. FIG. 3 is an explanatory diagram showing the optical system of a bifocal camera. FIG. 4 is a perspective view of the locking lever shown in FIG. 1. FIG. 5 is an explanatory diagram showing the state of engagement between the locking lever and the pin. FIG. 6 is a side view of the main part showing the movable mirror set at the telephoto position. FIG. 7 is a side view of a main part showing a state in which the movable mirror is being switched from a telephoto position to a wide-angle position. FIG. 8 is a side view of the main part showing the movable mirror set at the wide-angle position. FIG. 9 is a side view of essential parts showing a state in which the movable mirror is being switched from the wide-angle position to the telephoto position. 3...Telephoto lens, 4...Wide-angle lens, 5...
Switching knob, 10... Winding knob, 13, 14...
... Optical axis, 20 ... Movable mirror, 30 ... Control lever, 32 ... Disc, 28 ... Rotating lever, 45 ...
... Locking lever, 50 ... Guide groove, 52 ... Tapered surface, 55 ... Release arm, 58 ... Cam plate.
Claims (1)
ラーを広角位置又は望遠位置に移動して、前記光
学系の何れかを選択する２焦点カメラにおいて、 フイルム走行時に駆動されるフイルム給送手段
と、このフイルム給送手段に連動して、望遠位置
にある前記可動ミラーを広角位置に移動させるミ
ラー切換え手段を備えたことを特徴とする２焦点
カメラ。[Claims for Utility Model Registration] A bifocal camera that is equipped with a wide-angle optical system and a telephoto optical system, and in which a movable mirror is moved to a wide-angle position or a telephoto position to select either of the optical systems, A bifocal camera comprising: a film feeding means that is driven at the same time; and a mirror switching means that moves the movable mirror from a telephoto position to a wide-angle position in conjunction with the film feeding means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10137089U JPH0339734U (en) | 1989-08-30 | 1989-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10137089U JPH0339734U (en) | 1989-08-30 | 1989-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0339734U true JPH0339734U (en) | 1991-04-17 |
Family
ID=31650327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10137089U Pending JPH0339734U (en) | 1989-08-30 | 1989-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339734U (en) |
-
1989
- 1989-08-30 JP JP10137089U patent/JPH0339734U/ja active Pending
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