Optical flat glass disk, 3 mm x 75 mm OD, type WMS-02,

This is a milky optical glass flat, sealed in a ultra clean package ready to coat.

Condition is New. This is old stock but has been in sealed vacuum packaging, with desiccant.

High polish, and flatness.

Good for optical screen or diffuser. Transmission is about 30%.

The look is like milk in water.

You will receive one piece in ultra clean package.

Can be used as grinding tool with my 75 mm mirror blank, sold separately.