Viewfinder optical system of inverted Galilean type with great m

Details Viewfinder optical system of inverted Galilean type with great m Viewfinder optical system of inverted Galilean type with great m

1986-10-02

1988-08-16

Corbin, John K.

350432, G02B 904, G02B 302

Patent

active

047639970

ABSTRACT:
The present invention provides a viewfinder optical system of inverted Galilean type which has a great magnification relative to the diameter of the objective lens without increasing the number of parts. The viewfinder optical system consists of, from the object side to the eye side, an objective lens component having a negative refractive power and an eyepiece lens component having a positive refractive power. The eyepiece lens component has a convex surface at the eye side. The viewfinder optical system fulfills the following conditions:

REFERENCES:
patent: 2994257 (1961-08-01), Papke
patent: 4650293 (1987-03-01), Kimura et al.

Affiliated with

Also associated with

Rating

Viewfinder optical system of inverted Galilean type with great m does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Viewfinder optical system of inverted Galilean type with great m, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Viewfinder optical system of inverted Galilean type with great m will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-597023