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    Proto Star

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    Jazz, Digiscopy.Deep Sky
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  1. Hi, I replaced wooden boarding last year with lightweight metal sheets the same as you ,but ran into condensation problems which were sorted eventually. Hope you don't get the same problems
  2. If you can get a sharp focus it will have been a good investment of your £4..........Dave
  3. How would you fancy going down the garden on a windy night with this one !................Dave
  4. I think the size of the the eyepiece diameter was 0.96 ?. The mount was originally black.............Dave
  5. Hi, Sounds like my first scope 1969. like you say lovely wooden box that smelt of fresh pine. The 3 eyepieces supplied were smaller than 1.25". You got a barlow as well. Astro Optical Co inc Now Takahashi ? ...Dave
  6. No Need to buy any more kit now. The biggest fears are dropping something or getting gear nicked...Dave
  7. Celestron C11xlt OTA was just over £2000 this time last year. It's now currently at £2,450 . If you can get one!...Dave
  8. Hi , Certainly with film the higher the ISO the more grain in the image therefore you are right. Also true of digital. Sounds like he made an Oops! in his video presentation. .........Dave
  9. Good suggestion, I will give it a try, I suppose I could return to factory setting but would have to enter the details again...Dave
  10. Hi Does anyone know how to delete user defined objects in the Object List. The user manual tells you how to enter objects but not how to delete them.....Dave
  11. Me Too! It's been a long hard struggle getting it and has taken a while to cobble it all together. Be careful not to drop anything or get it nicked. Replacements will be for ever expensive, and shortages imminent
  12. Hello Michael, I must agree with you that F 10 is the best results I use F 6.3 for the open clusters ectc I have the Celestron SCT adaptor which gives 105mm length overall automatically for the canon. I have added a spacer ring to the system to give me an overall 110mm from the Nikon sensor to the rear lens of the focal reducer. However, I did not know that the Nikon flange distance was 46.5mm. I just carefully measured the overall distance.................Dave
  13. HI all, There is a Celestron video on you tube which recommends that the Camera Sensor should be 105mm from the focal reducer for best imaging results. I find that at this distance some vignetting occurs at the edge of the field. Also some stars are slightly vertical pear shape. However, on increasing the distance between the reducer and the sensor to 110mm things improve all round with good star images right to the edge of the field and no vignetting to speak of. I am using an IR/Cut filter with a modded Nikon with a Celestron C11 SCT and wonder if the longer focal length of
  14. You would probably find deliveries a problem on the sticks and bells as well. Hey nonnie no!...Dave
  15. You are so right. The best I could find was 150w and that had poor write ups
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