Search
Menu
DataRay Inc. - ISO 11146-Compliant Laser Beam Profilers
Photonics Dictionary

dig

A cosmetic defect on the surface of an optical element. A dig is nearly equal in terms of its length and width. The size is specified numerically by its average diameter in 1/100 of a millimeter; e.g., a # 80 dig has an average diameter of 0.80 mm.
See Also
Related Terms

We use cookies to improve user experience and analyze our website traffic as stated in our Privacy Policy. By using this website, you agree to the use of cookies unless you have disabled them.