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05 Aug 2017

Views: 517

Sold!
$794.50

For Sale DayStar H-Alpha, T-Scanner .6 A filter – Good Condition!


By: W8TU Location: Plymouth, MI

I have for sale a DayStar H-Alpha T-Scanner Filter with a .6 Angstrom Bandpass in Good Condition. . The msrp for the...

16 Jan 2021

Views: 149

Offer Pending
$780.00

For Sale ZWO EFW (8 x 1.25"/31mm) + ZWO 1.25" New LRGB and Narrowband


By: maxsid Location: California

Complete Mono setup - wheel plus 1.25" filters. All items are in perfect condition. Filters are already preinstalled....

13 Jun 2020

Views: 172

Sold!
$775.00

For Sale ASI EFW 8 Position with LRGB and Narrowband 31mm filters


By: kevindt Location: California

ZWO 8-position electronic filter wheel for 1.25" mounted filters or 31 mm unmounted ones. Fully populated with the 31...

24 Jul 2018

Views: 577

Offer Pending
$775.00

For Sale BUILD YOUR OWN DAYSTAR HA SOLAR SCOPES


By: Paul Winn Location: 93436

BUILD YOUR OWN HA SOLAR SCOPES. I have a 2 DayStar Energy Rejection Filters for sale and the DayStar T-Scanner Days...

21 Mar 2018

Views: 299

Sold!
$750.00

For Sale For Sale: Baader LRGB+NB 36mm unmounted


By: hemant Location: Plano, TX

I am selling a complete set of Baader 36mm round unmounted filters - LRGB, Ha 7nm, OIII 8.5nm, SII 8nm. Bought under...

16 Feb 2020

Views: 198


$750.00

For Sale Baader Highspeed F/2 Narrowband Filter Set 50mm Unmounted


By: smccully Location: Florida

Selling my Baader Narrowband Highspeed Filter set, switched to square filters to reduce vignetting on my Fullframe ca...

08 Jan 2021

Updated: 08 Jan 2021

Views: 108

Sold!
$750.00

For Sale ZWO EFW (8 x 1.25"/31mm) + ZWO 1.25" New LRGB & Narrowband


By: jaewookc Location: Mountain View, CA

I've sold 1600mm-p recently and preordered 2600mm-p. I'm selling my entire 1.25" filter setup which I no longer need...

10 Jun 2019

Views: 195

Sold!
$750.00

For Sale Baader 50.4mm round LRGB, Ha, SII, OIII CCD filter set


By: Robert Price Location: triangle VA

Like new condition, includes shipping CONUS and PP fee. LRGB, Ha, SII, OIII all for $750

05 Jun 2020

Views: 138


$750.00

Wanted Looking for Baader 2" Mounted High Speed Filters


By: Noro Location: Ohio

Looking for Baader 2" Mounted High Speed Filters. Will pay cash or trade with my ASI 294MC Pro.

27 Nov 2020

Views: 83

Sold!
$740.00

For Sale 2" Baader Highspeed f/2 Filters Ha, SII, OIII set


By: Curlingbean Location: Chicago IL

These highspeed filters are for f/3 and faster systems. These worked great with the RASA and my Samyang but I am upg...

20 Oct 2020

Views: 209


$700.00

For Sale Chroma 31mm round unmounted narrowband filters - Ha, S2, O3


By: deepanshu29 Location: San Jose

Selling my barely used Chroma 31mm round unmounted narrowband filters. Filters included are H - alpha, Sulphur 2 and...

20 May 2018

Views: 303

Sold!
$700.00

For Sale ZWO 7 Wheel with LRGB & Narrowband


By: 13rannon Location: Washington State

Comes with everything that would be in the box, the cord and adapters aren't pictured but will be included. The wheel...

29 Mar 2020

Views: 275

Sold!
$700.00

For Sale Optolong Triad Ultra 1.25" Quad Band Narrow Filter


By: thekubiaks Location: Louisville, KY

Flawless Optolong Triad Ultra 1.25" Quad Band Narrow Filter. If you have a OSC camera, this will do a fantastic job...

22 Sep 2020

Views: 164

Sold!
$700.00

For Sale Astronomik 6nm HA and OIII filters


By: Rhodey Location: Phoenix, AZ

Astronomik 6nm HA and OIII 2" mounted filters for sale. Both are in excellent condition with no issues. $700 togeth...

05 Aug 2020

Views: 205

Sold!
$700.00

For Sale RADIAN TELESCOPES 1.25" TRIAD ULTRA QUAD-BAND NARROWBAND FILTER


By: Ken Hugill Location: Minneapolis,MN

RADIAN TELESCOPES 1.25" TRIAD ULTRA QUAD-BAND NARROWBAND FILTER Shoot in any light-polluted area H-beta, OIII, H-alp...

13 Mar 2020

Updated: 13 Mar 2020

Views: 366

Sold!
$700.00

For Sale OPT Triad Ultra 2" Quad shipped


By: GIFTED1570 Location: NV

OPT Triad Ultra Quad 2" shipped, the best osc filter in the world, perfect conditions, used 3 times.

19 Apr 2020

Views: 178

Sold!
$700.00

For Sale LRGB-E50R Astrodon 2” unmounted LRGB filter set


By: Bill Richards Location: Hawaii

Installed in a filter wheel, but never used. Were never outside. I'll pay shipping.

19 Apr 2020

Views: 128

Sold!
$700.00

For Sale HA3-50R Astrodon 2” Ha 3nm unmounted filter


By: Bill Richards Location: Hawaii

Installed in a filter wheel, but never used, was never outside. I'll pay shipping.

24 Dec 2019

Views: 269

Offer Pending
$700.00

For Sale Baader LRGB and NarrowBand Filter Set


By: smccully Location: Florida

Selling my Baader LRGB and NarrowBand Filter Set. These are the 50mm unmounted filters. Filters were used in my 7 pos...

05 Apr 2020

Views: 262

Offer Pending
$700.00

For Sale Astrodon SHO 1.25" + ZWO EFW Mini


By: aashish Location: San Jose

For sale is the following in very good condition Ha 6nm 1.25" OIII 6nm 1.25" SII 6nm 1.25" Baader 1.25" Lum ZWO Min...

09 May 2017

Views: 444

Sold!
$699.99

For Sale Astronomik 2" 12nm Narrowband Filters--Set of 3


By: hgstratmann Location: Missouri

This is a set of three Astronomik 2" 12nm narrowband filters--an H-alpha filter, an OIII filter, and an SII filter. T...

31 Dec 2017

Views: 325

Sold!
$695.00

For Sale Astrodon Gen II LRGB 50mm


By: Jim Miller Location: Boulder, CO USA

I have a set of unmounted, generation II Astrodon filters, LRGB for sale. Includes original packaging. All filters ar...

08 Feb 2018

Views: 286

Sold!
$685.00

For Sale Baader f/2 2'' narrowband filter set (Ha OIII SII)


By: AnhTuan Location: NY

A whole Baader F/2 filter set Ha, OIII and SII. Used it along with the Hyperstar III system I'm selling on a separate...

25 Feb 2018

Views: 332

Sold!
$675.00

For Sale Full set Baader LRGB, Ha, O-III, S-II - 36 mm round


By: dolphinzilla Location: Escondido California USA

For sale, a set of properly cared for Baader RGBL and Ha, O-III, and S-II filters. These are perfect, like new condi...

15 Dec 2020

Views: 225

Sold!
$675.00

For Sale 2" Triad Tri-Band Narrowband Filter


By: ginyu2003 Location: 83402

I have a 2" Triad Tri-Band filter that I'm hopping to sell so I can buy the Triad Ultra Quad-Band filter. I've includ...

CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.


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