Canon 100-400mm f/4.5-5.6 EF L IS USM repairing the smooth-tight zoom lock ring to avoid zoom creep
16:20
Canon EF100-400 II with 2x Teleconverter, Any Good?
17:38
Canon EF 100-400mm f/4.5-5.6L IS II USM clean the lens inside
35:00
Loose screws in Canon Zoom lens EF 100 400mm 1:4.5-5.6 L IS DISASSEMBLE ONLY
21:15
Photographing Steam Trains with the Canon EF 100-400mm f/4.5-5.6L IS USM Lens [plus a Flying Banana]
27:04
Canon EF 24-70mm f/2.8 L USM disassembly and replacing the aperture flex cable
13:01
Bird Photography with the Canon EF 100-400 II - So much fun!
34:33
Canon EF 100-400mm f/4.5-5.6L IS USM disassembly
13:25