Re: Astronomic field report

2016-08-27 Thread Jostein Øksne
d correctly, do you >intend to >use a camera body to collect images through the telescope or will you >replace the telescope with a camera & lens? > >Alan C > >-Original Message- >From: Jostein >Sent: Saturday, August 27, 2016 1:42 PM >To: Pentax-Discuss

Re: Astronomic field report

2016-08-27 Thread Alan C
1:42 PM To: Pentax-Discuss Mail List Subject: Astronomic field report Skies are getting darker here now, so finally I got a good chance to try out my semi-DIY motorisation of the telescope mount for the Pentax 75 EDHF. At the moment I can produce reasonably sharp images at a 30s exposure. The foca

Astronomic field report

2016-08-27 Thread Jostein
Skies are getting darker here now, so finally I got a good chance to try out my semi-DIY motorisation of the telescope mount for the Pentax 75 EDHF. At the moment I can produce reasonably sharp images at a 30s exposure. The focal length of the telescope is about 500 mm, so this exceeds the