Stiff Inner Helicoil in Micro-NIKKOR 55mm 1:2.8 AI-s
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Nikon Micro-Nikkor 55mm f/2.8 : Stiff focus repair
54:23
Sticky aperture blades in Ai-s Micro-Nikkor 55mm 1:2.8 UPDATE 2021
40:09
Oil on the aperture blades in AF Nikkor 35mm 1:2
25:41
Fixing My Nikon 50mm 1.4 AI-S Lens
1:33:52
Cleaning lens element's in Ai-s Nikkor 24mm 1:2.8
41:35
What's the difference between Ai Micro-Nikkor 55mm 1:3.5 and Ai-s Micro-Nikkor 55mm 1:2.8
12:39
Fungus, Haze and Condensation on Optical Lenses (Glaspilz)
50:28