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18 Dec 2019

Updated: 20 Dec 2019

Views: 369

Sold!
$1,000.00

For Sale **REDUCED**Astrodon 1.25" full filter set Narrowband + LGRB e-serie


By: martastro Location: Montreal

full kit Astrodon filter, Ha+Sii+Oiii+LGRB (second gen type E-series) Narrowband 5nm bandwith 1.25" shipping from can...

29 Sep 2020

Views: 282

Sold!
$1,000.00

For Sale Triad Ultraband Filter 2"


By: Rustysquad Location: Houston

Comes with Starizona Filter Slider - M42 ZWO M48 to M42 Adapter

01 Jul 2020

Views: 324

Sold!
$1,000.00

For Sale Chroma Technology filters and ZWO ASI 8 position EFW


By: Jay Hall Location: Lanett, Alabama

New set of 5nm Ha, OIII, and SII, and LRGB filter set. Also included, Low glow light pollution filter. Filter are ins...

14 Jan 2021

Views: 414


$1,000.00

For Sale Baader Filters


By: Atacamandy Location: Ontario

I have 6 filters 50.4mm Ha 7nm, Oiii 8.5nm, Sii 8nm, UV/IR Cut, Red, Blue, Green. All the filters are in their indivi...

20 Jul 2019

Updated: 22 Jul 2019

Views: 343

Sold!
$999.00

For Sale Astrodon Ha/SII/OIII 5nm & ZWO 7pos 36mm EFW see details


By: stryker66 Location: spring valley, NY

These are unmounted 36mm and was installed since acquired. Absolutely in excellent condition since I handle this with...

12 Mar 2021

Views: 146

Sold!
$999.00

For Sale Astrodon I-Series 50mm Round LRGB Gen 2 Filters


By: chadrian84 Location: WI

I purchased these filters new in August 2019. They were stored indoors, used infrequently, and are in good condition....

11 Apr 2017

Updated: 12 Apr 2017

Views: 742

Sold!
$995.00

For Sale DAYSTAR QUARK Ha Filter


By: Deepsky17 Location: Bradenton, FL 34209

Daystar Instruments "QUARK" Hydrogen Alpha Filter, Chromosphere model. Also Includes: 92mm diameter quark container,...

27 Jul 2020

Views: 324

Sold!
$990.00

For Sale 2" Triad Ultra Quad Band Filter


By: Jbridges Location: 94568 Dublin CA

I have an OPT 2" Triad Ultra Quad Band Filter for sale.Absolutely nothing wrong with this. I purchased this a little...

29 Apr 2021

Views: 125


$980.00

For Sale Radian Telescopes 2" Triad Ultra Quad-Band Narrowband Filter like new


By: 1onica Location: fremont,ca

2" Radian Telescopes 2" Triad Ultra Quad-Band Narrowband Filter like new $980 like new or $950 pick up

24 Aug 2020

Updated: 28 Aug 2020

Views: 321

Sold!
$980.00

For Sale *UPDATED PRICE* 2” Radian OPT Triad Quadband Narrowband Filter


By: JayWisc Location: 84096

For sale is an OPT 2" Triad Ultra Quad Band Filter.I purchased this a little over a month ago and used it twice with...

19 Mar 2020

Views: 380

Sold!
$950.00

For Sale Astronomik Filter Set + ZWO EFW8


By: iGarfinkle Location: 81527

Up for sale are my 1.25” Astronomik filters and ZWO EFW8. I would much prefer to sell them as a set and will give pre...

31 Aug 2020

Views: 192

Sold!
$950.00

For Sale 2" Radian Triad Ultra


By: r3g Location: Bay Area, CA

Selling my Triad filter because I don't image in color anymore. Owned less than 6 months and it is in excellent condi...

19 Jan 2021

Views: 160

Sold!
$950.00

For Sale Triad Ultra Quad-Band Narrowband Filter - 2"


By: tbirdz12 Location: Arizona

Selling a like newTriad Ultra Quad-Band Narrowband Filter - 2" (48mm Threaded) to fund other projects,,, Used only t...

02 Mar 2021

Views: 173

Sold!
$950.00

For Sale Triad Ultra Quad-Band Narrowband Filter - 2"


By: OmarR Location: New Jersey

Selling a like new Triad Ultra Quad-Band Narrowband Filter - 2" (48mm Threaded) to fund other projects,,, Used only...

25 Jan 2021

Updated: 28 Jan 2021

Views: 287

Sold!
$950.00

For Sale OPT Radian Triad Ultra Quad Band


By: hebert6615 Location: Virginia

I'm selling my Radian Triad Ultra Quad Band that I bought in July 2020 because I can not use it in my RASA 8. The fil...

21 Sep 2020

Views: 184

Sold!
$930.00

For Sale RADIAN TELESCOPES 2" TRIAD ULTRA QUAD-BAND NARROWBAND FILTER


By: sparkyht Location: Upper Midwest

Like new, used only a handful of times. Amazing filter that enables you to shoot narrowband with a one-shot color cam...

07 Apr 2021

Views: 542

Sold!
$925.00

For Sale Tried the rest? Now get the best! Triad Ultra Quad Filter 48mm 2"


By: Ron in Michigan Location: Michigan

Nearly new. I love the results with this filter but my wife saw the charge bill and said "that's ridiculous". = ( Bes...

21 Apr 2021

Views: 173


$925.00

For Sale Triad Ultra Quad-Band Narrowband Filter - 2"


By: StarChaser55 Location: Texas

Like new condition - only used once with my RASA 11 (f/2.2). OK results, but exposure times had to be longer than wit...

22 Nov 2020

Updated: 25 Nov 2020

Views: 99

Sold!
$900.00

For Sale Baader 50mm Square LRGB and SHO Filter Set


By: Monkeybird747 Location: Kentucky

Filters in excellent shape. Came with a camera I bought and I don't need them. Price includes CONUS shipping. Buyer c...

19 Mar 2021

Views: 72

Sold!
$900.00

For Sale Starlight Xpress Maxi 9x2" position OAG integrated filter wheel


By: Umasscrew39 Location: Florida

I have a brand new, never used SX 9 position filter wheel for 2" mounted filters with the built-in OAG. Normally is $...

07 Jan 2020

Updated: 26 Jan 2020

Views: 315

Sold!
$900.00

For Sale Baader Narrowband


By: Rhodey Location: Goodyear, AZ

Selling my set of high speed Baader filter for systems at f/2 and faster. This is all 3 filters, 2" mounted (Ha, OIII...

29 Oct 2019

Views: 263

Sold!
$900.00

For Sale Astrodon Tru-Balance GEN 2 LRGB I-Series- 50MM Round Unmounted Filter Set


By: Sevo Location: Dublin,Ireland

I`m selling my hardly used Astrodon Tru-Balance GEN 2 LRGB I-Series- 50MM Round Unmounted Filter Set Filters have sig...

16 Oct 2017

Views: 500

Sold!
$894.50

For Sale DAYSTAR QUARK CHROMOSPHERE – Excellent!


By: W8TU Location: Plymouth, MI

I have for sale a DayStar Quark Chromosphere in Excellent Condition. . This DayStar was purchased at NEAF earlier thi...

06 Jun 2019

Updated: 07 Jun 2019

Views: 303

Sold!
$875.00

For Sale Baader F/2 Narrowband Filters


By: explorer7377 Location: Roswell

Baader F/2 Narrowband Filters = 2 inch Ha, OIII and SII. Price includes shipping in U.S. only. Bought in January for...

02 Jul 2019

Views: 293

Sold!
$870.00

For Sale Astrodon 1.25'' Ha, Oiii, Sii, 5nm filter set


By: Xing Location: Bay area, CA

The Astrondon 5nm NB set in excellent conditions. They are good for use in cameras like ZWO 1600, etc. Price of new...

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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