G - Physics – 02 – B
Patent
G - Physics
02
B
G02B 7/02 (2006.01) G11B 7/08 (2006.01) G11B 7/22 (2006.01)
Patent
CA 2081072
S92295 - 20 - ABSTRACT OF THE DISCLOSURE An inclination adjusting device for an objec- tive lens used for an optical information recording and reproduction apparatus with a reduced number of compo- nents for a small size and light weight is provided. An objective lens is held at an end portion of a plate spring. The other end portion of the plate spring is fixed to an adjusting board, which is supported in a manner so that it can tilt against a base on a spheri- cal element as a support. The adjusting board is properly positioned with regard to the base by use of one guide pin. The adjusting board is tilted in the longitudinal direction of the plate spring and in the direction crossing the longitudinal direction by use of a first and second adjusting screws, respectively.
Sekimoto Yoshihiro
Ueyama Tetsuo
Yamamoto Yasuhiro
G. Ronald Bell & Associates
Sharp Kabushiki Kaisha
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