Claims
- 1. A lens barrel comprising:a frame member including a first frame portion having an optical axis of said lens barrel, a second frame portion, a third frame portion, a first connecting portion for connecting said first frame portion to said second frame portion, and a second connecting portion for connecting said second frame portion to said third frame portion; and adjusting members, provided in said second and third frame portions, respectively, said adjusting members performing inclination adjustment of the optical axis.
- 2. The lens barrel according to claim 1, wherein said first frame portion has an optical device.
- 3. The lens barrel according to claim 2, wherein said optical device is constituted by a lens having a noncircular outside shape.
- 4. The lens barrel according to claim 1, wherein said first, second, and third frame portions are formed in such a manner as to be integral with one another.
- 5. The lens barrel according to claim 1, wherein said adjusting members are screws.
- 6. The lens barrel according to claim 5, wherein one of said frame portions abutting against one of said screws, which is one of said adjusting members, has a slope surface of an abutting part thereof.
- 7. The lens barrel according to claim 1, wherein said adjusting members are adjusted from a direction perpendicular to the optical axis.
- 8. The lens barrel according to claim 1, wherein said adjusting members are adjusted from a direction parallel to the optical axis.
- 9. The lens barrel according to claim 1, wherein said lens barrel further comprises a third adjusting member for performing rocking adjustment of said first frame portion in a plane orthogonal to the optical axis.
- 10. A lens barrel comprising:a frame member including a first frame portion having an optical axis of said lens barrel, a second frame portion, a third frame portion, and a connecting portion for connecting said first frame portion to said second frame portion; and an adjusting member, provided in said second frame portion, said adjusting member performing inclination adjustment of the optical axis.
- 11. The lens barrel according to claim 10, wherein said first frame portion has an optical device.
- 12. The lens barrel according to claim 11, wherein said optical device is constituted by a lens having a noncircular outside shape.
- 13. The lens barrel according to claim 10, wherein said first and second frame portions are formed in such a manner as to be integral with each other.
- 14. The lens barrel according to claim 10, wherein said adjusting member is a screw.
- 15. The lens barrel according to claim 14, wherein one of said frame portions abutting against said screw, which is said adjusting member, has a slope surface of an abutting part thereof.
- 16. The lens barrel according to claim 10, wherein said adjusting member is adjusted from a direction perpendicular to the optical axis.
- 17. The lens barrel according to claim 10, wherein said adjusting member is adjusted from a direction parallel to the optical axis.
- 18. The lens barrel according to claim 10, wherein said frame member further comprises a rocking adjusting member for performing rocking adjustment of said first frame portion in a plane orthogonal to the optical axis.
Priority Claims (5)
Number |
Date |
Country |
Kind |
10-370487 |
Dec 1998 |
JP |
|
10-370488 |
Dec 1998 |
JP |
|
11-009324 |
Jan 1999 |
JP |
|
11-012179 |
Jan 1999 |
JP |
|
11-012180 |
Jan 1999 |
JP |
|
CROSS REFERENCE TO RELATED APPLICATIONS
This is a divisional of U.S. patent application Ser. No. 09/872,043, filed Jun. 1, 2001, now U.S. Pat. No. 6,411,448, which is a divisional of application Ser. No. 09/469,763, filed Dec. 22, 1999 now U.S. Pat. No. 6,262,853, in the name of Tatsuo Takanashi and Mitsuhiro Sato and entitled “LENS BARREL”.
US Referenced Citations (5)
Number |
Name |
Date |
Kind |
3989358 |
Melmoth |
Nov 1976 |
A |
4387970 |
Brueggemann |
Jun 1983 |
A |
5748390 |
Koiwai et al. |
May 1998 |
A |
5774266 |
Otani et al. |
Jun 1998 |
A |
6215605 |
Kuwana et al. |
Apr 2001 |
B1 |