| DAVIDG |
| (Carpal Tunnel) |
| 07/02/09 09:06 PM |
Re: 6" f/15 Jaegers - OTAing this weekend!
|
Quote:
Actually the focal plane shift for a 90" EFL paraxial lens imaging at 1.5 miles is 0.085" (image distance is 90.085"). Think you left out a zero
Mike
Thanks Mike, sure did drop a zero.
- Dave