JPS6170822U - - Google Patents
Info
- Publication number
- JPS6170822U JPS6170822U JP15548984U JP15548984U JPS6170822U JP S6170822 U JPS6170822 U JP S6170822U JP 15548984 U JP15548984 U JP 15548984U JP 15548984 U JP15548984 U JP 15548984U JP S6170822 U JPS6170822 U JP S6170822U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- tube
- locking portion
- lens holding
- holding tube
- 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 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Description
第１図、第３図はレンズ鏡筒の断面図、第２図
は係止部の正面図、第４図は第３図の要部断面図
である。
１はレンズ、２はレンズ保持筒、２ｃはレンズ
係止部、２ｄは固定筒の係止部、３は固定筒。
1 and 3 are sectional views of the lens barrel, FIG. 2 is a front view of the locking portion, and FIG. 4 is a sectional view of the main part of FIG. 3. 1 is a lens, 2 is a lens holding tube, 2c is a lens locking portion, 2d is a locking portion of a fixed tube, and 3 is a fixed tube.
Claims (1)
ンズ保持筒を固定する固定筒を有し、 前記固定筒には前記レンズ保持筒の光軸平行方
向の固定位置を決める位置決め部と前記レンズ保
持筒を保持する係止部をその内周部に設け、前記
レンズ保持筒には前記レンズ保持筒の光軸平行方
向の一端面に前記位置め部と接する位置決め部と
前記一端面から伸び前記固定筒の係止部及び前記
レンズと係止する係止部を設けたことを特徴とす
るレンズ鏡筒。 (2) 前記レンズ保持筒の係止部は前記固定筒の
係止部と係止する第１の係止部と、前記レンズと
係止する第２の係止部を有し、前記係止部はその
根元を中心にたわむれるように弾性特性を与えて
剛性特性を持たせた固定筒の係止部と係止する様
にしたことを特徴とする実用新案登録請求の範囲
第(1)項記載のレンズ鏡筒。 (3) 前記レンズ保持筒の係止部は前記固定筒と
係止する部分と前記レンズと係止する部分を単一
部で兼用するとともに、前記固定筒の係止部は前
記レンズ保持筒の係止部と係止する際に外周方向
に変位できる弾性を有しているこを特徴とする実
用新案登録請求の範囲第(1)項記載のレンズ鏡筒
。[Claims for Utility Model Registration] (1) A lens holding tube that holds a lens, and a fixed tube that fixes the lens holding tube, the fixed tube having a fixed position parallel to the optical axis of the lens holding tube. and a locking part for holding the lens holding tube are provided on the inner peripheral part thereof, and the lens holding tube has a positioning part that contacts the positioning part on one end surface of the lens holding tube in a direction parallel to the optical axis. and a locking portion extending from the one end surface and locking the fixed barrel and the lens. (2) The locking portion of the lens holding tube has a first locking portion that locks with the locking portion of the fixed tube, and a second locking portion that locks with the lens, and Utility model registration claim (1) characterized in that the part is provided with elastic properties so as to bend around its base, and is engaged with a locking part of a fixed cylinder which has rigidity properties. Lens barrel as described. (3) The locking portion of the lens holding tube has a single portion that functions as both a portion that locks with the fixed tube and a portion that locks with the lens, and the locking portion of the fixed tube is a portion that locks with the lens holding tube. The lens barrel according to claim (1) of the utility model registration, characterized in that the lens barrel has elasticity that allows it to be displaced in the outer circumferential direction when it is locked with the locking portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15548984U JPS6170822U (en) | 1984-10-15 | 1984-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15548984U JPS6170822U (en) | 1984-10-15 | 1984-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6170822U true JPS6170822U (en) | 1986-05-14 |
Family
ID=30713500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15548984U Pending JPS6170822U (en) | 1984-10-15 | 1984-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6170822U (en) |
-
1984
- 1984-10-15 JP JP15548984U patent/JPS6170822U/ja active Pending