A bit of both, I suspect. It's mostly a technical adventure at the moment, so trying out what's within grasp is very much a part of it. Jostein
Den 27. august 2016 18.11.33 CEST, skrev Alan C <[email protected]>: >Jostein > >Once the equatorial mount is motorised & aligned 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 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 focal length of the telescope is about 500 mm, so this exceeds the >controlling capability of the Astrotrace function in the K-5 + O-GPS1 >combo. That's got to be a milestone. > >The current limits to accuracy are accurate polar alignment and >accurate >focus. The believe the latter can be improved by lubrication of the >mechanism, and the former by reading up on the subject. :-) > >No PESOs yet, but here's a picture of the mount here (Google images, >shortened link): http://turl.no/15lv > >Substitute the clump of metal mounted to the same axle as the knob with >the Pentax logo for my own setup, and you get the idea. > > >Jostein -- Sent from my Android device with K-9 Mail. Please excuse my brevity. -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
