Lens unit cemented at circumference of each of lens elements and

Details Lens unit cemented at circumference of each of lens elements and Lens unit cemented at circumference of each of lens elements and

1994-06-07

1996-10-29

Epps, Georgia Y.

Optical: systems and elements

Lens

Single component with multiple elements

359513, 65 38, G02B 900

Patent

active

055702376

ABSTRACT:
A circumferentially cemented lens unit includes first and second lenses opposed to each other with a space therebetween on an optical axis thereof. The first lens has a concave surface, part of the second lens is a contact portion disposed radially inward from the periphery of the second lens and is in contact with a peripheral portion of the concave surface of the first lens. The first and second lenses are cemented to each other at a portion radially outward from the contact portion.

REFERENCES:
patent: 5349472 (1994-09-01), Terai et al.

Affiliated with

Also associated with

Rating

Lens unit cemented at circumference of each of lens elements and does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Lens unit cemented at circumference of each of lens elements and, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lens unit cemented at circumference of each of lens elements and will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1789874