JPS5842820U - Operating mechanism of projection lens in slide projector - Google Patents
Operating mechanism of projection lens in slide projectorInfo
- Publication number
- JPS5842820U JPS5842820U JP13666681U JP13666681U JPS5842820U JP S5842820 U JPS5842820 U JP S5842820U JP 13666681 U JP13666681 U JP 13666681U JP 13666681 U JP13666681 U JP 13666681U JP S5842820 U JPS5842820 U JP S5842820U
- Authority
- JP
- Japan
- Prior art keywords
- slide projector
- operating mechanism
- projection lens
- axis direction
- optical 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
Landscapes
- Focusing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はスライド映写機の全体概略図、第２図及び第３
図は本考案に係るスライド映写機における投映部の側面
図及び平面図である。
２１・・・支持枠、２２・・・鏡胴、２３・・・鏡胴受
け、２３ａ’、２３ａ“、 ２３ｂ’−・・孔、２３
ｂ“・・・ネジ孔、２４・・・ガイド軸、２５・・・作
動軸、２５ａ・・・ネジ部。Figure 1 is an overall schematic diagram of the slide projector, Figures 2 and 3
The figures are a side view and a plan view of a projection section in a slide projector according to the present invention. 21... Support frame, 22... Lens barrel, 23... Lens barrel holder, 23a', 23a'', 23b'-- Hole, 23
b"...Screw hole, 24...Guide shaft, 25...Operation shaft, 25a...Threaded part.
Claims (1)
けと、ネジ部を備え焦点合せの駆動源により回転せしめ
られる作動軸とからなり、スライド映写機本体に対して
、前記鏡胴受けを光軸方向に移動可能に支持し、また前
記作動軸を、前記ネジ部を前記ネジ孔に螺合させて光軸
方向と平行な状態で回転可能に支持したことを特徴とす
るスライド映写機における投映レンズの作動機構。It consists of a projection lens barrel holder with a screw hole formed parallel to the optical axis direction, and an operating shaft that has a threaded portion and is rotated by a focusing drive source. Projection in a slide projector, characterized in that the slide projector is supported movably in the optical axis direction, and the operating shaft is rotatably supported in a state parallel to the optical axis direction by screwing the screw portion into the screw hole. Lens operating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13666681U JPS5842820U (en) | 1981-09-14 | 1981-09-14 | Operating mechanism of projection lens in slide projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13666681U JPS5842820U (en) | 1981-09-14 | 1981-09-14 | Operating mechanism of projection lens in slide projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5842820U true JPS5842820U (en) | 1983-03-22 |
Family
ID=29929985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13666681U Pending JPS5842820U (en) | 1981-09-14 | 1981-09-14 | Operating mechanism of projection lens in slide projector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5842820U (en) |
-
1981
- 1981-09-14 JP JP13666681U patent/JPS5842820U/en active Pending
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