| PINHOLECAMERA | Simple snapper without a lens (7,6) |
| BOXCAMERA | Simple snapper? (3,6) |
| MAGNIFICATION | Enlargement with a lens |
| PRINCIPALAXIS | Line through the centre of curvature of a lens (9,4) |
| BEZEL | A grooved ring holding a lens, precious stone or watch crystal in its setting; a chamfer; one of the oblique facets of a cut gem; or, an indicator light on a car dashboard (5) |
| GOBO | A screen shielding a lens from light; a device masking a microphone from extraneous noise; or, a Japanese culinary term for burdock root (4) |
| ABERRATION | In optics, a defect in a lens or mirror that causes a distorted image |
| MAGNIFYINGGLASS | A lens producing an enhanced image, often set in a frame with a handle (10,5) |
| TORIC | A lens geometrically shaped like a slice out of the side of a donut |
| WIDEANGLE | Of a lens, having a broad field (4 5) |
| ZEISS | German optician who opened a lens workshop in Jena in 1846 that developed into a company specialisin |
| APERTURE | Opening in a lens through which light enters a camera, typically expressed as an f- number (8) |
| ZOOM | A lens attached to a camera to alter the size of details while keeping the picture clear (4) |
| DIOPTRE | A unit for measuring the refractive power of a lens (7) |
| SELFRELIANT | Don't need anyone, it's just a lens, a trifle out of focus (4,7) |
| HALFMOON | First/last quarter lunar phase; or, anything semicircular or crescent-shaped, such as a lens in spectacles or the lunula of a fingernail (4-4) |
| ACHROMAT | Word, from the Greek for "without colour", for a lens engineered to minimise the rainbow- like effect of optical aberration (8) |
| ZOOMED | Closed (in on), as with a lens |
| MENISCUS | Crescent-shaped part of a lens |
| CONVEX | Curved, as a lens |
