I'm offering you four excellent visual filters from Lumicon and Astronomik. For visual filters, these are simply the best of the best.
The Astronomik UHC is used but in excellent condition - selling at $90 (new is US$120 (SG$160) not including shipping to Singapore)[SOLD]
(http://telescopes.net/store/uhc-1-uhc-v ... ilter.html)
Next are 2 Lumicon OIII filters - these a mint and unused. Boxes have some minor scratches (no affect on the filters, obviously) - selling at $110 each (new is US$120 (SG$160) not including shipping to Singapore) [1 SOLD 1 RESERVED]
(http://www.lumicon.com/store/p/33-1-25- ... ilter.aspx)
Both UHC and OIII are narrowband filters. Then enhance visual contrast of most nebulas. If you have not seen Nebulas through these, you are missing out a lot!
I also have a 2-inch Lumicon Deep Sky filter - mint and usused - selling at $200 (new is US$240 (SG$320)not including shipping to Singapore)
(http://www.lumicon.com/store/p/40-2-Dee ... ilter.aspx) - one of the best multi-purpose and light pollution filter
Contact Alvin @973111zerofive. Collection at near Serangoon MRT.
