JPS63100724U - - Google Patents
Info
- Publication number
- JPS63100724U JPS63100724U JP19456986U JP19456986U JPS63100724U JP S63100724 U JPS63100724 U JP S63100724U JP 19456986 U JP19456986 U JP 19456986U JP 19456986 U JP19456986 U JP 19456986U JP S63100724 U JPS63100724 U JP S63100724U
- Authority
- JP
- Japan
- Prior art keywords
- changes
- zoom lens
- focal length
- incident light
- view
- 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 4
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Viewfinders (AREA)
- Lens Barrels (AREA)
Description
第１図は本考案の実施例を示す断面図、第２図
はこれを実施したカメラ一体型ビデオテープレコ
ーダの斜面図、第３図は従来の光学式ビユーフア
インダの一例を示す正面図である。
５…ズームモータ、７，８…視野制限部材、３
３…ビユーフアインダの接眼レンズ、３４…同入
視窓、３６…ズームレンズの対物レンズ。
FIG. 1 is a sectional view showing an embodiment of the present invention, FIG. 2 is a perspective view of a camera-integrated video tape recorder implementing this invention, and FIG. 3 is a front view showing an example of a conventional optical view finder. 5...Zoom motor, 7, 8...Visual field limiting member, 3
3... Eyepiece lens of viewfinder, 34... Entrance window, 36... Objective lens of zoom lens.
Claims (1)
るズームレンズと、該ズームレンズの入射光系と
は別の入射光系を備えると共に接眼部を備えたビ
ユーフアインダと、該ビユーフアインダの光学系
内に、前記ズームレンズの焦点距離の変化と連動
して平行移動し、焦点距離の変化に応じて光通路
の面積を変化させる視野制限部材とを設けたこと
を特徴とする光学式ビユーフアインダ。 A zoom lens that can change the focal length to at least two or more, a view finder that includes an incident light system different from the incident light system of the zoom lens and an eyepiece, and within the optical system of the view finder, An optical viewfinder comprising: a field-of-view limiting member that moves in parallel in conjunction with changes in the focal length of the zoom lens and changes the area of the optical path in accordance with changes in the focal length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19456986U JPS63100724U (en) | 1986-12-19 | 1986-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19456986U JPS63100724U (en) | 1986-12-19 | 1986-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63100724U true JPS63100724U (en) | 1988-06-30 |
Family
ID=31151660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19456986U Pending JPS63100724U (en) | 1986-12-19 | 1986-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63100724U (en) |
-
1986
- 1986-12-19 JP JP19456986U patent/JPS63100724U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63100724U (en) | ||
| JPS6235338U (en) | ||
| JPS55105239A (en) | Finder of single-lens reflex camera | |
| JPS5898616U (en) | auto focus camera | |
| JPS606115U (en) | Ranging or focus detection device | |
| JPS62164322U (en) | ||
| JPS6362827U (en) | ||
| JPH0320323U (en) | ||
| JPH0471077U (en) | ||
| JPH03123372U (en) | ||
| JPS5898627U (en) | Reflex zoom lens barrel with aperture scale | |
| JPS59184128U (en) | Finder optical system | |
| JPS59101248U (en) | single-lens reflex camera | |
| JPS6298375U (en) | ||
| JPS60142572U (en) | Automatic color adjustment device for TV cameras | |
| JPS62154439U (en) | ||
| JPS634527U (en) | ||
| JPS63114570U (en) | ||
| JPS61113466U (en) | ||
| JPH0440230U (en) | ||
| JPS634528U (en) | ||
| JPS6070820U (en) | Lens barrel with automatic focus adjustment device | |
| JPS6176420U (en) | ||
| JPS63165629U (en) | ||
| JPS61185037U (en) |