Jump to content

  •  

CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.

Photo

AT2FF length in optical train

  • Please log in to reply
No replies to this topic

#1 kyle528

kyle528

    Viking 1

  • *****
  • topic starter
  • Posts: 702
  • Joined: 02 Feb 2019
  • Loc: SE Ohio

Posted 13 August 2020 - 07:15 PM

Looking for the total length taken up in backfocus distance by the current version of the at2ff. All I can find is 33mm from the older model. Specifically, I'm looking for the length from the shoulder on the 2" barrel side to the shoulder on the M42x.75mm side. 

 

Thanks in advance

 

Kyle




CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.


Recent Topics






Cloudy Nights LLC
Cloudy Nights Sponsor: Astronomics