Repair your favorite cameras !
You can use this Light Seals Foam for anti-reflection of film cameras.This is located inside the back cover of camera. It is to prevent from light leaks.
Japanese camera manufactures have used this materials for anti-reflection long time.
Therefore, this is best anti-reflection materials for cameras and Binoculars.
Constituent : Ether-type Polyurethane foam.
Made in Japan.