Spooky
0
- Joined
- Jun 1, 2013
- Messages
- 261
- Points
- 0
A great reference resource for calculations and general lensing info.
II-VI Lens Tutorials
Maybe not so applicable to pointing devices but 100 watt pointers aren't a good idea anyhows
best wishes
Dave
II-VI Lens Tutorials
Maybe not so applicable to pointing devices but 100 watt pointers aren't a good idea anyhows
best wishes
Dave