Log in or Create an account
0 items ·
is back-ordered. We will ship it separately in 10 to 15 days.
The Lens Stress Tester is used to determine the condition of a lens so you can quickly decide if it needs to be replaced. If the lens is damaged by thermal stress, the shape of a cross appears in the lens when the polarized film is rotated.
Copyright © 2018 MG Laser