Search found 151 matches
- Fri Sep 17, 2010 8:06 pm
- Forum: Equipment Discussions
- Topic: Vixen R200SS - Is it worth the premium?
- Replies: 3
- Views: 2007
If you are doing DSLR photog, and wish to use it for visual, go for the Orion one. Bigger bang for the buck. But if you are looking for a Long term investment and will probably upgrade, get the r200ss. You won't see much difference between the quality because you are using a DSLR. If using CCD, I wi...
- Tue Aug 31, 2010 10:09 pm
- Forum: Pasar Malam
- Topic: Gary's Non-Astro Sale!
- Replies: 16
- Views: 9637
- Tue Aug 31, 2010 10:08 pm
- Forum: Beginners Forums
- Topic: Alot of question about astrophotography
- Replies: 4
- Views: 3462
A reflector generally have the focal point very close to the tube, and it might not reach focus with the DSLR chip embedded within the DSLR camera. Furthermore, the secondary obstruction will result in diffraction spikes. the fast focal ration might work to your disadvantage when imaging under light...
- Tue Aug 31, 2010 10:02 pm
- Forum: Buy and Sell
- Topic: WTS meade 90mm refractor OTA with rings and dovetail adaptor
- Replies: 8
- Views: 3061
- Wed Aug 25, 2010 10:55 pm
- Forum: Coffee corner
- Topic: WHAT IS WRONG WITH THESE PEOPLE!!!!!!!
- Replies: 23
- Views: 8561
I am from Hong kong and i find that very screwed up and insulting. There are some things that people should never do, and one of such things is to turn a killing scene into a tourist destination. One of the reasons why those folks get shot up so easily in the bus is that they never go NS. The gunman...
- Tue Aug 24, 2010 10:58 pm
- Forum: Pasar Malam
- Topic: Gary's Non-Astro Sale!
- Replies: 16
- Views: 9637
- Tue Aug 24, 2010 10:56 pm
- Forum: Equipment Discussions
- Topic: Build A Model Solar System
- Replies: 41
- Views: 13466
- Tue Aug 24, 2010 1:28 am
- Forum: Astronomy Events & Observation Sessions
- Topic: Toa Payoh Astronomy Interest Group?
- Replies: 18
- Views: 5547
- Sun Aug 22, 2010 10:15 pm
- Forum: Buy and Sell
- Topic: WTB finderscope(any magnification) for meade 90mm refractor
- Replies: 4
- Views: 1995
- Sun Aug 22, 2010 10:11 pm
- Forum: Pasar Malam
- Topic: Gary's Non-Astro Sale!
- Replies: 16
- Views: 9637