Opex F-Theta Lens Adjust Mount for Thread M85 M79 Opex Lens fit Fiber Laser Engraver Machine

Opex F-theta Lens adjust Mount is made of Aluminum,fine texture with good surface treatment. 
H34mm, internal thread 79mm, external thread 85mm.
Adapt to opex lens from 70mm to 220mm.
Easy to install and remove. Just place the F-theta lens into lens adjust mount, then twist gently, installation is completed
Application: Solve the problem of size inconsistency between F-theta lens and laser machine.