香港天文論壇

same feeling here, super great deal!!!

Wah!! 寫:真係超抵!!! 搞到我都心動~~

Good photos!!!!

Sorry, I am travelling these days so just see this post. Hope it is not late. I want... 1. Celestron 80EDF7.5 Aperture : 80mm Focal length : 600mm Dew shield internal dia. : 103mm 2. Meade SN6 Aperature : 150mm Focal length : 750mm Dew shield internal dia. : 176mm Thanks, I will transfer money to ba...

Your technique with PST is superb!

Very good!

http://www.hkastroforum.net/viewtopic.p ... hlight=ufo

I got similar pic some time ago.

Second thought, it should be able to correct tracking error too!!!

This is a very smart plugin, thanks a lot for your sharing!!!!

Hello, I have both 350D and 400D which uses the identical connector (should be 2.5 mm headphone plug). I can use my electronic shutter cable to control both individually. What do you think about the possibility of using headphone splitter (1 to 2, this is a little piece of cable that e.g. 1 MP3 play...

kenyuen,

The dec motor may not be defective, pls try to remove the little plastics cover and check if the gear are actually slipping (relative to the shaft).

Elton

Extremely high res and also very deep too. Thanks for sharing!

I think the price is very cheap. For those who has a roof and love astrophotography must seriously consider. (derotator is need for dso)！

Very good M27 image!!! The color version of QHY8 is better than what I initially imagined considering only 2 frames and total exposure of 20 mins!

星期日 PTC snapshot! (CD1, mod350D, 150mm, 10mm)
Very noisy!