Bright wide-angle lens

Details Bright wide-angle lens Bright wide-angle lens

1998-10-26

2000-07-11

Dang, Hung Xuan

Optical: systems and elements

Lens

Multiple component lenses

359763, G02B 960

Patent

active

060881720

ABSTRACT:
A compact, bright wide-angle lens including at least five lens elements, as follows, in order from the object side: a negative lens element, a positive lens element, a negative lens element, a positive lens element and a negative lens element. The large aperture, wide-angle lens is provided with favorable image formation capability throughout the entire field of view by arranging, as the negative lens element on the extreme object side, a meniscus lens with its concave surface on the object side, the meniscus lens having at least one aspherical surface and satisfying the following condition:

Affiliated with

Also associated with

Rating

Bright wide-angle lens does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Bright wide-angle lens, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Bright wide-angle lens will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-547887