JPS62135129U - - Google Patents
Info
- Publication number
- JPS62135129U JPS62135129U JP2141886U JP2141886U JPS62135129U JP S62135129 U JPS62135129 U JP S62135129U JP 2141886 U JP2141886 U JP 2141886U JP 2141886 U JP2141886 U JP 2141886U JP S62135129 U JPS62135129 U JP S62135129U
- Authority
- JP
- Japan
- Prior art keywords
- mount
- lens
- camera body
- side mount
- attachment
- 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 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Structure And Mechanism Of Cameras (AREA)
Description
第１図はカメラボデイ側マウントの前方側より
見た正面図、第２図はレンズ側マウントの装着状
態での背面図、第３図はレンズ装着状態における
カメラの中央部における縦断面図、第４図はレン
ズを載置した状態を示す部分断面図、第５図は位
置決め機構を示す部分断面図、第６図はレンズの
装着途中に於ける接続端子の状態を示す断面図、
第７図はレンズを装着完了後の接続端子の状態を
示す断面図である。
１…カメラボデイ側マウント、１Ａ…衝合面、
１Ｃ１〜１Ｃ３…爪、２…マウントロツクピン、
３…カメラ側マウント端子台、３Ａ１〜３Ａ７…
カメラ側マウント端子、３Ｂ１〜３Ｂ７…ばね、
４…ミラーボツクス、５…レンズ側マウント、５
Ａ…衝合面、５Ｃ１〜５Ｃ３…爪、６…マウント
ロツク溝、７…レンズ側マウント端子台、７Ａ１
〜７Ａ７…レンズ側マウント端子、８…レンズ後
玉、９…カメラボデイ、１０…主ミラー、１１…
主ミラー受板、１２…サブミラー、１３…サブミ
ラー受板、１４…フアインダスクリーン、１５…
ペンタプリズム、１６…フアインダ受、１７…ス
ペーサ、１８…ＡＦユニツト、１９…フレキシブ
ルプリント板、２０…回路素子、２１…フレキシ
ブルプリント板。
Figure 1 is a front view of the camera body side mount seen from the front side, Figure 2 is a rear view with the lens side mount attached, Figure 3 is a longitudinal sectional view of the center of the camera with the lens attached, and FIG. 4 is a partial sectional view showing the state in which the lens is placed, FIG. 5 is a partial sectional view showing the positioning mechanism, and FIG. 6 is a sectional view showing the state of the connection terminal while the lens is being attached.
FIG. 7 is a sectional view showing the state of the connection terminal after the lens has been attached. 1...Camera body side mount, 1A...Abutment surface,
1C 1 to 1C 3 ...Claw, 2...Mount lock pin,
3...Camera side mount terminal block, 3A 1 to 3A 7 ...
Camera side mount terminal, 3B 1 to 3B 7 ...Spring,
4...Mirror box, 5...Lens side mount, 5
A...Abutment surface, 5C 1 to 5C 3 ...Claw, 6...Mount lock groove, 7...Lens side mount terminal block, 7A 1
~7A 7 ... Lens side mount terminal, 8... Lens rear element, 9... Camera body, 10... Main mirror, 11...
Main mirror receiving plate, 12...Submirror, 13...Submirror receiving plate, 14...Finder screen, 15...
Pentaprism, 16...Finder holder, 17...Spacer, 18...AF unit, 19...Flexible printed board, 20...Circuit element, 21...Flexible printed board.
Claims (1)
ントが互いに一方向回動により結合し他方向回動
により離脱する回動着脱式バヨネツトマウントで
構成されるとともに合焦用光学系駆動モータ等を
レンズ側に内蔵させた型式のカメラにおけるレン
ズ着脱マウント装置において、 前記カメラボデイ側マウントとレンズ側マウン
トを装着位置で位置決め固定する位置決め固定手
段と、前記マウント装着時に前記マウントの嵌合
径より内周側の下部周域においてカメラボデイ側
及びレンズ側の各々に配置されるとともに互いに
対接する複数の接続端子と、 を具備していることを特徴とするカメラのレンズ
着脱マウント装置。 (2) 前記接続端子の光軸方向の端面がレンズ側
マウントの後端面よりも後方にあることを特徴と
する第１項記載のレンズ着脱マウント装置。 (3) 前記接続端子の光軸方向の端面がレンズ側
マウントの後端面及びレンズ後玉の後端面よりも
後方にあることを特徴とする第１項記載のレンズ
着脱マウント装置。 (4) カメラボデイ側マウントを前方から見た状
態においてカメラボデイ内の接続端子のうちの最
も右側に配置された接続端子と前記カメラボデイ
側マウントの軸心とを結ぶ第一の線分を想定する
。 一方、前記状態において前記カメラボデイ内の
ミラーボツクスの右側側壁の最頂点と前記カメラ
ボデイ側マウントの軸心とを結ぶ第二の線分を想
定した時に、前記第一の線分と前記第二の線分と
がなす角度θ１が装着角度θ２よりも大きくなる
ように前記接続端子が配置されていることを特徴
とする、第１項記載のカメラのレンズ着脱マウン
ト装置。[Claims for Utility Model Registration] (1) The camera body side mount and the lens side mount are composed of a rotatable bayonet mount in which the camera body side mount and the lens side mount are connected to each other by rotation in one direction and detached by rotation in the other direction, and are also used for focusing. A lens attachment/detachment mount device for a camera of the type in which an optical system drive motor, etc. is built into the lens side, includes positioning and fixing means for positioning and fixing the camera body side mount and the lens side mount at the attachment positions, and a positioning and fixing means for positioning and fixing the camera body side mount and the lens side mount at the attachment positions, and A camera lens attachment/detachment mount device comprising: a plurality of connection terminals arranged on each of the camera body side and the lens side and facing each other in a lower peripheral area on the inner circumference side of the fitting diameter; . (2) The lens attachment/detachment mount device according to item 1, wherein the end surface of the connection terminal in the optical axis direction is located at the rear of the rear end surface of the lens side mount. (3) The lens attachment/detachment mount device according to item 1, wherein the end surface of the connection terminal in the optical axis direction is located behind the rear end surface of the lens side mount and the rear end surface of the lens rear lens. (4) Assuming the first line segment connecting the rightmost connection terminal of the connection terminals in the camera body and the axis of the camera body mount when the camera body mount is viewed from the front. do. On the other hand, when assuming a second line segment connecting the apex of the right side wall of the mirror box in the camera body and the axis of the camera body side mount in the above state, the first line segment and the second 2. The camera lens attachment/detachment mount device according to claim 1, wherein the connection terminal is arranged such that the angle θ 1 formed by the line segment is larger than the mounting angle θ 2 .
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2141886U JPS62135129U (en) | 1986-02-17 | 1986-02-17 | |
| GB8703658A GB2187856B (en) | 1986-02-17 | 1987-02-17 | Mount device |
| US07/617,375 US5041858A (en) | 1986-02-17 | 1990-11-21 | Mount device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2141886U JPS62135129U (en) | 1986-02-17 | 1986-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62135129U true JPS62135129U (en) | 1987-08-25 |
Family
ID=30817845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2141886U Pending JPS62135129U (en) | 1986-02-17 | 1986-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62135129U (en) |
-
1986
- 1986-02-17 JP JP2141886U patent/JPS62135129U/ja active Pending
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