Cleaning lens element's in Leica Summaron screw mount f=2.8cm 1:5.6
56:02
Cleaning lens elements in Leica A Elmar 1:3.5 f=50mm with Hydrogenperoxid 3% and Lighter fluid
14:36
Leica Hektor 28mm f6.3 1940 vs Leica Summaron f5.6 1957, the classics from two generations
38:11
Leica 3f repair nobbysparrow ライカ IIIf 分解 修理
54:38
Jupiter-9 M39(L39) repair and service
35:19
Talvez remover Fungus em Leica Elmarit-M 1:2.8 / 135mm Fabricado no Canadá
8:14
35mm f3.5 Leitz Summaron - An Affordable Vintage Lens from Leica
14:58
Light Lens Lab 28mm f/2.8 9-Element. Melhor que a Leica Original?
32:11