Posts Tagged ‘bookmark’

Rokkor lens

八月 21, 2013

Some of them can focus at 30 cm (12 inch).


Konica Hexanon lens

八月 19, 2013

These could be found for less than $50, for use with an adapter on m4/3 systems.

Diffraction is the reason we don’t stop down too much

八月 19, 2013