single-lens

adjective
UK /ˈsɪŋɡl lɛnz/
US /ˈsɪŋɡəl lɛnz/

Having just one lens.

She bought a single-lens camera for her trip.


OTHER MEANINGS

2. Using one lens to take pictures, as opposed to multiple lenses.

The single-lens design makes the camera light and easy to carry.

3. A microscope or optical device with only one lens.

The old single-lens microscope was simple but still useful.

4. Referring to a reflex camera with one lens for both viewing and shooting.

He learned photography on a single-lens reflex camera.

5. Having a single magnifying part in an optical instrument.

The single-lens magnifier helped her read small print.