Tamron 200-400mm f/5.6 AF LD 75DE clean the lens inside

This video is about cleaning the inside of the Tamron 200-400mm f/5.6 AF LD 75DE lens. The lens had dust behind the front lens element, so in this video the front lens was removed, the lens was cleaned, then the front lens was assembled.

UPDATES: n/a

TIMESTAMPS:
00:00 Intro
00:38 Tools
01:04 Like, sub, donate
01:35 Disassembly
06:26 Clean
10:21 Assembly
17:15 Outro

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TOOLS I USED (ebay /// aliexpress link):
Hex key: http://ebay.us/NL50NL /// https://ali.ski/gIjM4A
Suction cup: http://ebay.us/LDxIVl /// https://ali.ski/t7M7Q
Airpump: http://ebay.us/XPC6wo /// https://ali.ski/-Yc1r2
Lens cleaning fluid: http://ebay.us/WXS3GC /// https://ali.ski/MYvYl
Microfiber cloth: http://ebay.us/YpEifd /// https://ali.ski/6CzC7
Flashlight: http://ebay.us/1ouZGD /// https://ali.ski/lr1QH
Small brush: http://ebay.us/R54Rjh /// https://ali.ski/LEV6Sk
Lens opening tool: http://ebay.us/9pwDXk /// https://ali.ski/ObN0pb