Pentax 135 mm f2.5 vintage lens, why such mixed opinions?.
34:59
Five FANTASTIC F2 Lenses - For About £50!
7:39
The smc pentax 50mm f1.4 vintage lens, is it a keeper?.
7:24
carl zeiss 135 mm f3.5 sonnar vintage lens, too slow to be good?.
26:17
Pentax prime lenses - a guide to great vintage and modern lenses, from Takumar to today's D FAs
8:09
The Helios 44-2 the lens that shot the batman
7:13
canon fl 135 f2.5 vintage lens,has this old heavyweight still got it?.
14:28
Sears and Star-D - vintage 135mm prime lenses
4:48