multicoated

adjective

mul·​ti·​coat·​ed ˌməl-tē-ˈkō-təd 

-ˌtī-

: having multiple coatings in order to reduce the appearance of light reflections in the lens

The Minolta-made, internal-focusing zoom lens has 15 multicoated elements and covers a focal length range from 8.5mm to 68mm.

—Elinor H. Stecker

High-quality eyepieces also feature fully coated lenses. … Better still are fully multicoated lenses, where the optical coatings have been applied in several microscopically thin layers.

—Phil Harrington

Word History

First Known Use

1971, in the meaning defined above