Many thanks for your reply James!
Yes, I've since read that there is a formula out there - I think the 2400mm is approx 76X magnification - but I absolutely stand to be corrected!!
Thanks again for taking the trouble to reply. Hope to be up and running soon.....
Cheers
Jont
Search found 2 matches
- 11 Sep 2014, 23:32
- Forum: Contrail spotting
- Topic: Magnification and image orientation
- Replies: 4
- Views: 6755
- 08 Sep 2014, 19:55
- Forum: Contrail spotting
- Topic: Magnification and image orientation
- Replies: 4
- Views: 6755
Magnification and image orientation
Hi to you all. I have just joined this forum and am very interested in Contrail Spotting. I live in the NW of England (not too far from Blackpool) and have numerous high-level routes that pass close to me. I have used Celestron 25X70 binoculars for a number of years and they have provided me great i...