Related Clues:
- Sci-fi ''beam'' weapon
- "Star Wars" weapon
- Vision-correcting aid
- E.g. surgical light-beam
- Source of light; type of printer
- What leads in lens and surgical eye repairs
- Failure needs a second type of surgery
- No live wire, we hear, in this scientific device
- At start of series, left a beamer
- Intense light generator
- Intense light device
- Scientific device - one that conserves energy, we hear
- Surgical device made by modern light industry
- Scientific apparatus - one that rarely works, we hear
- Laboratory apparatus some expert researchers initially put together