SingAstro

that's why we should buy ED scope for clear photo

Hi Looking for good quality barlow lens, either 2x or 3x. pl pm me

I found a nice barlow. Thanks

Hi I have some spare telescope accessories for sale. 1) NEW MEADE 1.25" rack and pinion focuser with unique base for newtonian reflector telescopes , $40 REDUCED to $20 2) new Focuser tube with gear, $20 Reduced to $10 3) New 1.5X erecting eyepiece, $20 Reduced to $10 Self collect at Admiralty mrt s...

Hi Bro

Looking for clamp ring pair, fits for 90mm refractor OTA. I have a 90mm scope tube and need complete set of rings and dovetail to mount in EQ4 mount.
Anyone would like to offload extra rings ? Pl pm me. Thank you

Hi Chris, thanks for advice.

Hi Weixing,, thanks for help

Hi Bros, which focal ratio is better, i.e f/6, f/8, f/10 for refractor telescope?
Thanks

Thank gary! It will help. I intend to keep my friend telescope if it can be repaired.

Hi Bro, can anybody guide me where is telescope servicing and repair workshop in singapore? My reflector telescope focuser gear need replacement and would like to do servicing as well. Thank you

More photo were uploaded. Tripod and mount are a bit dusty as they had being kept in the store for years. Spec are here: Aperture: 150mm Focal Length: 1400mm (catadioptric system) Faintest discernable stars: 13.8M! (over 5,650,00 Stars visible!!!) Dawes Limit: 0.92 arc-seconds Focal Ratio: f/9 Eyepi...