Pentax's Smallest Mirror Lenses

[Fred]

Front of the 300/5.6 -

http://www.cetussoft.com/pentax/mirrors/30056.jpg

Front of the 500/8 -

http://www.cetussoft.com/pentax/mirrors/5008.jpg

Back of both lenses -

http://www.cetussoft.com/pentax/mirrors/300&500.jpg

Fun...

Fred