Published On Jan 8, 2021
In this video I will show how you can fix the problem with sticky aperture blades in Ai-s Micro-Nikkor 55mm 1:2.8.
REMEMBER to set small marks on different parts, BEFORE disassemble the aperture assembly.
I cleaning the aperture assembly and the blades with Isopropylalcohol 99%, and the aperture blades HAS TO RUN DRY!
Here are some link's to different repair tool's and lubricating stuff:
"ORBIT" HEPA Blower:
https://photosol.com/products/orbit-h...
You can buy it here:
https://www.adorama.com/cpkhjdb.html
"Liqui-Moly" LM 50 Litho HT:
https://www.amazon.co.uk/Liqui-Moly-L...
"Liqui-Moly" LM47 MoS2 grease with Molybdenum disulfide:
https://products.liqui-moly.com/lm-47...
or on Amazon:
https://www.amazon.co.uk/Liqui-Moly-3...
Contact glue:
https://www.loctiteproducts.com/en/pr...
SpyderLENSCAL:
https://www.datacolor.com/photography...
Japan Hobby Tool rubber cone:
https://www.amazon.com/Japan-Vacuum-C...
18 different size rubber repair tool's:
https://www.amazon.com/Sizes-Lens-Fil...
Divider Caliper Wing Compass:
https://www.amazon.co.uk/Divider-Cali...
You can also buy this set.
Lens Repair Set with pointed, flat, half flat tips:
https://www.amazon.com/dp/B00QRPWCN0/...
JIS cross head screw driver's:
https://www.amazon.com/Moody-Tools-58...
Or this set, that is the set I use:
https://eustore.ifixit.com/en/Tools/D...
Lens cleaning wipes (PEC-PAD):
https://www.amazon.com/dp/B0161VIZZ8/...
Thin Cotton Buds x 200 you can buy them here:
https://www.muji.eu/pages/online.asp?...
DSLRKIT Pro Lens Vise Tool Repair Filter Ring Ajustment Steel 27mm to 130mm:
https://www.amazon.com/DSLRKIT-Repair...
Japan Hobby Tool Herical Grease Made in Japan:
https://www.amazon.com/Japan-Hobby-He...
Loctite 222 50ml Threadlocker
https://www.amazon.com/Henkel-Loctite...
And you will also need some Isopropylalcohol 99%
And sometimes Lighter Fluid that is very good to clean lens element's.
NOTE: Do NOT! use Acetone on platic part's, it will damage / melting the plastic!!!