Related Clues:
- See-through for Leonard
- Binoculars part
- An eye for 24-Down?
- Contact ___
- Look through here
- See 60 Down
- Eyeglasses glass
- The 'L' of S.L.R
- See-through object
- Hubble component
- See 23
- On watch, man on board provides telescope part
- Part of telescope I reportedly mounted on castle, for example
- Organ composition that requires looking into?
- Part of eye or camera