Mir-46MA 35mm f1.4 prototype soviet lens disassembly, clean, relubricate, rebuild
Автор: Dwayne Foong
Загружено: 2025-11-01
Просмотров: 56
A service video of the vintage prototype soviet lens mir-46ma 35mm f1.4 SN: 800008
A summary of work done for this lens:
Cleaned lens block
Relubricated focusing helicoid with Helimax XP NLGI #1 grease
Filed helicoid key
Relubricated aperture mechanism with Polar Bear Camera NLGI #3 grease
Cleaned aperture blades
Cleaned lens fungus, all lens elements wiped down with IPA99%
Replaced grub screws with new 303 stainless steel and threadlocked with Loctite 222
Feel free to visit my store for serviced vintage soviet lens 🤗
https://www.dwaynefoong.com/shop
00:00:00:00 initial inspection
00:01:07:14 disassemble front group element
00:10:55:01 disassemble rear group elements
00:16:33:23 disassemble focusing helicoid
00:24:29:04 disassemble aperture blade assembly
00:43:39:16 cleaning aperture blades
01:15:40:07 cleaning focusing helicoid
01:59:56:07 reassemble aperture blade assembly
02:08:22:03 relubricate focusing helicoid
03:07:57:07 reassemble aperture ring
03:12:40:10 reassemble focusing ring
03:19:34:09 clean rear group elements
04:36:55:10 clean front group elements
05:26:21:13 final inspection
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