Related Clues:
- Zooms, e.g
- Transparent optical devices
- One of these gives beam a radius and strengthens
- Optical glasses
- At back of car, but not front, fixes special lights
- Focussing glasses
- Bifocals, for instance
- Floodlight lights
- Ansel Adams accessories
- Two-arc shapes, in geometry
- They've been framed
- Artist raised brackets for lighting
- Optical elements
- Vital camera parts for concert photogs
- Photographer's collection