JPH0337407U - - Google Patents
Info
- Publication number
- JPH0337407U JPH0337407U JP9762989U JP9762989U JPH0337407U JP H0337407 U JPH0337407 U JP H0337407U JP 9762989 U JP9762989 U JP 9762989U JP 9762989 U JP9762989 U JP 9762989U JP H0337407 U JPH0337407 U JP H0337407U
- Authority
- JP
- Japan
- Prior art keywords
- lens barrel
- peripheral surface
- holding ring
- ring
- outer cylinder
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Lens Barrels (AREA)
Description
第１図および第２図は本考案の一実施例を示し
、第１図ａは本考案に係るレンズ鏡筒のＡＦモー
ド時における断面図、第１図ｂはその要部の拡大
断面図、第２図はレンズ鏡筒のＭＦモード時にお
ける断面図である。第３図は従来のレンズ鏡筒を
示す断面図である。
１……外筒、７……ＡＭ切換環、７ｂ……内周
面、８……押さえ環、８ａ……突起部、８ｂ……
外周面。
1 and 2 show an embodiment of the present invention, FIG. 1a is a cross-sectional view of the lens barrel according to the present invention in AF mode, FIG. 1b is an enlarged cross-sectional view of the main part thereof, FIG. 2 is a cross-sectional view of the lens barrel in MF mode. FIG. 3 is a sectional view showing a conventional lens barrel. 1... Outer cylinder, 7... AM switching ring, 7b... Inner peripheral surface, 8... Holding ring, 8a... Protrusion, 8b...
Outer surface.
Claims (1)
作可能とされるプラスチツク製の操作環と、 前記外筒の外周面に固着された金属製の押さえ
環とを備えたレンズ鏡筒であつて、 前記押さえ環は、前記操作環の内周面と当接可
能な突起部を有し、該突起部と前記操作環の内周
面との間に所定の間隙を設けてなることを特徴と
するレンズ鏡筒。[Scope of Claim for Utility Model Registration] A plastic outer cylinder, a plastic operating ring that is fitted onto the outer peripheral surface of the outer cylinder and can be slid around the optical axis, and an outer peripheral surface of the outer cylinder. A lens barrel including a metal holding ring fixed to the holding ring, the holding ring having a protrusion that can come into contact with the inner peripheral surface of the operating ring, and the holding ring having a protrusion that can come into contact with the inner circumferential surface of the operating ring. A lens barrel characterized in that a predetermined gap is provided between the inner peripheral surface of the lens barrel and the inner circumferential surface of the lens barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9762989U JPH0337407U (en) | 1989-08-22 | 1989-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9762989U JPH0337407U (en) | 1989-08-22 | 1989-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0337407U true JPH0337407U (en) | 1991-04-11 |
Family
ID=31646764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9762989U Pending JPH0337407U (en) | 1989-08-22 | 1989-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0337407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005091770A (en) * | 2003-09-17 | 2005-04-07 | Olympus Corp | Lens barrel capable of focusing |
-
1989
- 1989-08-22 JP JP9762989U patent/JPH0337407U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005091770A (en) * | 2003-09-17 | 2005-04-07 | Olympus Corp | Lens barrel capable of focusing |
| JP4574970B2 (en) * | 2003-09-17 | 2010-11-04 | オリンパス株式会社 | Lens barrel with adjustable focus |