mirror lens

noun

1. photog a lens of long focal length in which some of the lens elements are replaced by mirrors in order to shorten its overall length and reduce its weight

Example Sentences

Additionally, you can use the dials to apply various lens options and filters, ranging from retro to monochrome shades, as well as a mirror lens, vignette, soft focus, and more.

From The Verge

It was like a tour through the uniform clichés of FiDi filtered through a black mirror lens, so elegance cozied up with absurdity in pretty much equal measure.

From New York Times

Check it out with the Platinum Mirror lens.

From Time Magazine Archive

No problem, click on the Sensor Mirror lens for ideal optical clarity.

From Time Magazine Archive

Upon this mirror lens is reflected the surrounding surface of the ocean.

From Project Gutenberg