Focusing apparatus for an optical apparatus

Details Focusing apparatus for an optical apparatus Focusing apparatus for an optical apparatus

1998-03-31

1999-08-31

Nguyen, Thong

Optical: systems and elements

Compound lens system

Microscope

359368, 359825, G02B 2100, G02B 702

Patent

active

059461330

ABSTRACT:
A focusing apparatus for an optical apparatus comprises an operating member having a rotary shaft and an operating handle for rotating the rotary shaft, a support member provided with a bearing member and supporting a lens barrel having the focusing optical system of the optical apparatus and also rotatably supporting the rotary shaft of the operating member through the bearing member, a guide member engaged with the rotary shaft to move the support member in a predetermined direction with the rotation of the operating handle, and a rotational couple adjusting member disposed between the bearing member and the operating handle for adjusting the rotational couple of the operating handle.

REFERENCES:
patent: 4003628 (1977-01-01), Halperin
patent: 4616517 (1986-10-01), Esamy
patent: 5121655 (1992-06-01), Toshimitsu
patent: 5655419 (1997-08-01), Aoki
patent: 5689366 (1997-11-01), Sakamoto
patent: 5841576 (1998-11-01), Aikawa

Affiliated with

Also associated with

Rating

Focusing apparatus for an optical apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Focusing apparatus for an optical apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Focusing apparatus for an optical apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2427767