JP2007212853A5 - - Google Patents
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- JP2007212853A5 JP2007212853A5 JP2006033859A JP2006033859A JP2007212853A5 JP 2007212853 A5 JP2007212853 A5 JP 2007212853A5 JP 2006033859 A JP2006033859 A JP 2006033859A JP 2006033859 A JP2006033859 A JP 2006033859A JP 2007212853 A5 JP2007212853 A5 JP 2007212853A5
- Authority
- JP
- Japan
- Prior art keywords
- lens
- cam
- barrel
- holding frame
- cam 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.)
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Claims (9)
前記レンズ枠とカム係合するカム筒と、
前記カム筒と一体で移動する部材であるカム筒保持枠と、
を備え、
前記カム筒及び前記カム筒保持枠は、前記カム筒保持枠と前記カム筒とを相対的に回転することにより前記レンズの前記カム筒保持枠に対する位置が調整可能な形状となっていること、
を特徴とするレンズ鏡筒。 A lens frame for holding the lens;
A cam cylinder that cam-engages with the lens frame;
A cam cylinder holding frame that is a member that moves integrally with the cam cylinder;
With
The cam cylinder and the cam cylinder holding frame have a shape in which the position of the lens relative to the cam cylinder holding frame can be adjusted by relatively rotating the cam cylinder holding frame and the cam cylinder.
A lens barrel characterized by
前記レンズの、前記カム筒保持枠に対する前記レンズの光軸方向の位置が調整可能であること、The position of the lens in the optical axis direction of the lens relative to the cam barrel holding frame is adjustable;
を特徴とするレンズ鏡筒。A lens barrel characterized by
前記カム筒と前記カム筒保持枠はそれぞれ、互いの光軸方向の位置が相対的に移動可能に設けられた結合部を有し、前記結合部により前記カム筒と前記カム筒保持枠が結合されること、
を特徴とするレンズ鏡筒。 The lens barrel according to claim 2 ,
Each said cam barrel the cam barrel holding frame has a binding portion which mutual position in the optical axis direction is provided relatively movably, the cam barrel holding frame and the cam barrel by the coupling unit the combined Rukoto,
A lens barrel characterized by
前記レンズ枠と前記カム筒とのカム係合部分には、前記カム筒が前記カム筒保持枠に対して回転することにより前記カム係合の位置を変更して前記レンズの前記カム筒保持枠に対する位置の調整が可能なカムが形成されていること、
を特徴とするレンズ鏡筒。 The lens barrel according to any one of claims 1 to 3 , wherein
The cam engaging portion and the cam barrel and the lens frame, wherein the cam barrel holding frame of the lens by changing the position of said cam engaging by the cam cylinder is rotated with respect to the cam barrel holding frame A cam that can be adjusted with respect to the position is formed,
A lens barrel characterized by
前記レンズは、前記レンズの前記カム筒保持枠に対する位置の調整により、フランジ焦点距離の調整が可能なフォーカスレンズであること、
を特徴とするレンズ鏡筒。 In the lens barrel according to any one of claims 1 to 4 ,
The lens is a focus lens capable of adjusting a flange focal length by adjusting a position of the lens with respect to the cam barrel holding frame;
A lens barrel characterized by
前記レンズは、ズーム光学系の一部であって、前記レンズの前記カム筒保持枠に対する位置の調整により、他のレンズ群との群間隔の調整が可能なレンズであること、
を特徴とするレンズ鏡筒。 In the lens barrel according to any one of claims 1 to 5 ,
The lens is a part of a zoom optical system, and is a lens capable of adjusting a group interval with another lens group by adjusting a position of the lens with respect to the cam barrel holding frame
A lens barrel characterized by
前記カム筒は、外周側から前記レンズの前記カム筒保持枠に対する位置の調整に使用する調整用部材を、取り付け又は係合可能な、調整用部材取付部を有すること、
を特徴とするレンズ鏡筒。 In the lens barrel according to any one of claims 1 to 6 ,
The cam cylinder has an adjustment member attaching portion capable of attaching or engaging an adjustment member used for adjusting a position of the lens with respect to the cam cylinder holding frame from an outer peripheral side;
A lens barrel characterized by
前記レンズ枠とカム係合するカム筒と、
前記カム筒と一体で移動する部材であるカム筒保持枠と、
を備え、
前記カム筒及び前記カム筒保持枠は、前記レンズの光軸方向の位置が調整可能であること、
を特徴とするレンズ鏡筒。 A lens frame for holding the lens;
A cam cylinder that cam-engages with the lens frame;
A cam cylinder holding frame that is a member that moves integrally with the cam cylinder;
With
The cam cylinder and the cam cylinder holding frame can be adjusted in position in the optical axis direction of the lens;
A lens barrel characterized by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006033859A JP5417679B2 (en) | 2006-02-10 | 2006-02-10 | Lens barrel, camera system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006033859A JP5417679B2 (en) | 2006-02-10 | 2006-02-10 | Lens barrel, camera system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007212853A JP2007212853A (en) | 2007-08-23 |
| JP2007212853A5 true JP2007212853A5 (en) | 2009-04-02 |
| JP5417679B2 JP5417679B2 (en) | 2014-02-19 |
Family
ID=38491334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006033859A Expired - Fee Related JP5417679B2 (en) | 2006-02-10 | 2006-02-10 | Lens barrel, camera system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5417679B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5293680B2 (en) * | 2010-05-14 | 2013-09-18 | 株式会社ニコン | Lens barrel and imaging device including the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6462607A (en) * | 1987-09-03 | 1989-03-09 | Konishiroku Photo Ind | Zoom lens barrel |
| JPH03206408A (en) * | 1990-01-09 | 1991-09-09 | Konica Corp | Zoom lens barrel |
| JP2984330B2 (en) * | 1990-07-25 | 1999-11-29 | キヤノン株式会社 | Lens barrel, flange back adjustment method and manufacturing error adjustment method |
| JP4110360B2 (en) * | 2001-09-27 | 2008-07-02 | フジノン株式会社 | Lens barrel |
-
2006
- 2006-02-10 JP JP2006033859A patent/JP5417679B2/en not_active Expired - Fee Related