I would like to take a minute to invite you to www.astrophotogallery.org . Its a free website where each member gets a gigabyte of space to upload and manage...
Hello, After about a month I received my new Orion 120 ED OTA, finally the clouds permitted a first imaging session. I imaged NGC 2755 the Jewel Box cluster...
... That is a very nice image, Luiz. I noted that stars are pinpoint even out to the edges of the frame. Very good effort sir. Mike Casey Pasadena CA...
I took some new images with my Orion 6" Astrograph last night. It was minus 5 degrees F. I had trouble with mount moving any faster than rate = 6 in the Dec...
... On a slightly different note... These links are to some images taken recently with my Orion f/5 reflector and a Canon XTi on a CGE mount. Guiding is with a...
Nice images Chuck! This is a nice OTA for the money. I wonder if you might not need dark frames at - 5 degrees F? What light pollution filter did you like the...
Hi Mike, There were three darks included, taken at the end of the run; should have done a few at the start but did not. The temperature dropped by about 10°F...
Forgot to include a link to a filter comparison. This does not include the IDAS since I did not have it at the time, but it shows the others. The shots with ...
Replying to myself again. Now that I look at the comparison shots I realize I described the background colors for the Orion and Antares reversed. The Orion is...
... WG: Mike, I do not post here often, but let me just say that your images are very nice and exemplify the reason why I have been a customer of Orion...
Dear Group, Has anyone found any useful techniques for dew removal/prevention for their SCT that doesn't involve heaters, batteries, controllers, etc.? ...
... Jay, Short answer is no. I think the dew shield helps but the only thing that works 100% are electric dew heaters. Using a passive dew shield along with a...
... I emailed the owner of FogTech and specifically asked if it was compatible with optical coatings. His answer did not suggest any problems with the...
... I don't have that problem with my Newtonians but wonder if you've considered chemical heaters? I have a number of reusable heaters that you "prime" by...
... Jay, I should think that whatever type of heating method is used, passive or active, care must be taken that rising warm air be avoided in front of a lens,...
Dear All: thanks for all your comments. It occurs to me there may be a very simple "dew fix," that involves no heat source whatsoever. I may try simply...
Could just keep your scope in the house instead of adding a dew heater. Idon't think that it would ever dew up in there. There is an excellent article on why...
The weather has been bad for me. I hope to get some more images with my 6" Astrograph and I will post them. Mike Cain ... [Non-text portions of this message...
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