Can Isopropyl Alcohol loosen a stiff focus ring? Repairing a Mamiya / Sekor 55mm F18 lens.

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Stupid Lens Experiments Episode 06.

Can Isopropyl Alcohol loosen a stiff focus ring? Repairing a Mamiya / Sekor 55mm F18 lens (M42 mount).

In this video we will clean out some haze and see if Isopropyl Alcohol can loosen a stiff helicoid.

This is the fifth video about strange experiments involving camera lenses.

FR EP46

Music :
Night Snow
&
Pastoral

By:
Asher Fulero

Isopropyl alcoholIPAMamiya