JPH0185706U - - Google Patents
Info
- Publication number
- JPH0185706U JPH0185706U JP18060787U JP18060787U JPH0185706U JP H0185706 U JPH0185706 U JP H0185706U JP 18060787 U JP18060787 U JP 18060787U JP 18060787 U JP18060787 U JP 18060787U JP H0185706 U JPH0185706 U JP H0185706U
- Authority
- JP
- Japan
- Prior art keywords
- lens barrel
- moving
- ring
- cam ring
- zoom lens
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lens Barrels (AREA)
Description
第１図は本考案の断面図、第２図は２本バー方
式のＶ．Ｃコロとカム環の関係を示した展開図、
第３図は３本バー方式のＶ．Ｃコロとカム環の関
係を示した展開図、第４図は従来の３本バー方式
の断面図である。
図中、１は固定鏡筒、２はカム環、３はズーム
バー、４は移動環、５はＶ及びＣコロ、６はブツ
シユである。
Fig. 1 is a sectional view of the present invention, and Fig. 2 is a two-bar type V. Developed diagram showing the relationship between C roller and cam ring,
Figure 3 shows a three-bar type V. A developed view showing the relationship between the C roller and the cam ring, and FIG. 4 is a sectional view of the conventional three-bar system. In the figure, 1 is a fixed lens barrel, 2 is a cam ring, 3 is a zoom bar, 4 is a movable ring, 5 is a V and C roller, and 6 is a bush.
Claims (1)
てのＶ移動環とＣ移動環を移動することによりズ
ーミングを行うズームレンズ鏡筒において、該固
定鏡筒と該カム環との嵌合部に、該両者を偏奇さ
せる弾性部材を配置したことを特徴としたズーム
レンズ鏡筒。 In a zoom lens barrel that performs zooming by moving a V moving ring and a C moving ring as magnification changing means using a cam ring fitted to a fixed lens barrel, a fitting part between the fixed lens barrel and the cam ring is provided. , a zoom lens barrel characterized in that an elastic member is disposed to bias the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18060787U JPH0185706U (en) | 1987-11-27 | 1987-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18060787U JPH0185706U (en) | 1987-11-27 | 1987-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0185706U true JPH0185706U (en) | 1989-06-07 |
Family
ID=31472119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18060787U Pending JPH0185706U (en) | 1987-11-27 | 1987-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0185706U (en) |
-
1987
- 1987-11-27 JP JP18060787U patent/JPH0185706U/ja active Pending