Manual Zoom lens Disassembly (Third Party) Quick Guide
5:42
How to Judge a Vintage Lens – A crash course on how to identify and evaluate lens defects
24:18
Repairing stuck aperture on a Pentacon auto 50mm F1.8 Multi Coated lens.
22:20
Removing haze and Fungus from RMC Tokina 80-200mm F4 lens.
7:16
Excellent vintage 135mm lens!!
28:13
Lens Repair: Nikkor 18-70mm 3.5 disassembly and cleaning
17:42
Vintage Lens Repair & Test - Makinon 28-80 Macro Zoom Lens
1:11:39
Very sticky oil on the aperture blades In Canon FD 135mm 1:3.5 S. C.
8:10