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11 Jan 2019

Views: 322


$3,000.00

For Sale Daystar ATM H-Alpha 0.7A Solar Filter


By: Camcon101 Location: Stony Brook, NY 11790

In good cosmetic and working condition. Info from Daystar: ATM series filtering systems appear similar to the Univer...

07 Jun 2017

Views: 503


$1,500.00

For Sale ASTRODON GEN-2 E-SERIES - LRGB 65MM 5NM HA SQUARE filters


By: Xing Location: San Jose, CA

For sale is the ultimate filter set. Astrdon LRGB and 5nm 65mm square filters for very big big CCD chips like 16803It...

11 Aug 2017

Updated: 11 Aug 2017

Views: 731

UPDATED
$1,500.00

For Sale Daystar Quark H-Alpha filter + Camera Quark with lots of extras


By: Dave Hamilton Location: Nebraska

In time for the eclipse. Package is less than 6 months old and totaled over $2100 includes Daystar Quark Chromospere...

16 Sep 2017

Views: 428


$1,250.00

For Sale Astrodon Gen2 LRGBHa 65mm Squaure filter E-Series


By: Xing Location: San Jose, CA

For sale is the ultimate filter set. Astrdon LRGB and 5nm 65mm square filters for very big big CCD chips like 16803....

15 Jul 2017

Views: 385


$1,250.00

For Sale ASTRODON GEN-2 E-SERIES - LRGB 65MM 5NM HA SQUARE filters


By: Xing Location: San Jose, CA

For sale is the ultimate filter set. Astrdon LRGB and 5nm 65mm square filters for very big CCD chips like 16803It is...

16 Sep 2019

Updated: 22 Sep 2019

Views: 296

UPDATED
$1,000.00

For Sale True Technology Filter Wheel w/Astronomik Filters - Reduced


By: jthrush Location: 48158 - Manchester, MI

For you review, I am selling my True Technology Filter Wheel with both 2" and 1.25" filter wheels. Filter wheel is hi...

25 Mar 2020

Views: 284


$999.00

For Sale Astrodon 50 mm unmounted round filters


By: tolgagumus Location: NJ

These are in excellent condition used filtersHA3_50R used $949.00HA5_50R used $699.00LRGB2_E50R used $999.00LRGB2_I50...

25 Mar 2020

Views: 141


$995.00

For Sale Coronado 30mm Blocking Filter (Straight Through) 2"


By: Camcon101 Location: Stony Brook, NY

Excellent condition. No degradation whatsoever. Free shipping in continental US Paypal payment may be made to Camcon...

16 Feb 2020

Views: 166


$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...

22 Sep 2020

Views: 117


$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...

31 Aug 2020

Updated: 16 Sep 2020

Views: 168

UPDATED
$650.00

For Sale Triad Ultra Quadband 1.25" filter


By: Dcox17 Location: Fort Worth, TX

Still in original packaging, I'm selling this to fund other endeavors. Price includes Paypal and basic Shipping.

05 Oct 2019

Views: 205


$650.00

For Sale Astrodon 5nm H-Alpha 50mm Round Unmounted


By: aashish Location: San Jose

For sale is a like new -- used a handful of times 5nm 50mm Round Unmounted H-Alpha Astrodon Filter at a good discount...

08 Nov 2019

Views: 259


$650.00

For Sale Astronomik 6nm Narrowband Filters (Ha/Oiii/Sii) for Canon


By: Stargazingskydiver Location: Ashburn, VA

For Sale is my complete set of clip in narrowband filters for eos Canon cameras. Bandpass is 6nm. I originally ordere...

06 Aug 2020

Views: 218


$650.00

For Sale Zeiss SFO-63


By: ACG Location: Spain

I'm selling this filter set from my private Zeiss collection. Set of filters in a box consisting of a glass SFO-63 so...

20 Mar 2020

Views: 191


$600.00

For Sale Astrodon LRGB CCD filters 36 mm E Series


By: ehanes7612 Location: Seattle

Paypal. Buyer pays shipping and paypal fees

23 Sep 2020

Views: 64


$540.00

For Sale Light Pollution Imaging Filter, RASA 11


By: sk123 Location: Santa Ana

I bought a RASA 11, but I had to return it due to defect in the optics. I bought with it the light pollution filter,...

11 Nov 2018

Views: 289


$500.00

For Sale ZWO 36mm Unmounted Filters (LRGB + Narrowband) - Excellent Condition


By: Dylanre90 Location: Atlanta, GA

ZWO 36mm Unmounted Filters (LRGB + Narrowband) - Excellent ConditionThis filter set was purchased new with the ASI 16...

29 Mar 2019

Views: 265


$500.00

For Sale Astrodon Tru Balance NIR 1,2&3 50mm round


By: Shadowoo2 Location: florida

I have NIR 1,2&3 astrodon filters 50mm round Ill pay shipping you pay paypal fee or friends and family

02 Jul 2017

Updated: 06 Aug 2017

Views: 619

UPDATED
$500.00

For Sale Astronomik 50mm Ha(6nm), Oiii(12nm) Filters ($300, $200 OBO)


By: jlandy Location: Pawcatuck, CT

Like new - 50mm round unmounted Ha (6nm) and Oiii (12nm) filters for sale. Selling individually or as a set, I have a...

21 Apr 2017

Updated: 22 Apr 2017

Views: 404

UPDATED
$500.00

For Sale Astrodon 3nm O3 36mm filter


By: WhitenerJ Location: WAxahachie, TX

Mint condition Astrodon unmounted 3nm O3 filter. Used a couple of times with my SBIG STF-8300 which is also listed on...

25 Aug 2020

Updated: 27 Aug 2020

Views: 116

UPDATED
$490.00

For Sale Astrodon Halpha 50mm unmounted


By: cav-barry Location: Florida

Get crisp details with an Astrodon Halpha 6nm, very fine condition, clean as new. Drop-in style for filter wheel.

22 Sep 2020

Updated: 23 Sep 2020

Views: 81

UPDATED
$480.00

For Sale Astronomik LRGB filters


By: Rhodey Location: Phoenix, AZ

2" round mounted Astronomik Deep-sky L-RGB broadband filter set for sale. The Luminance filter is the L2 version. Ex...

21 Mar 2020

Views: 172


$425.00

For Sale Celestron / Astrodon RASA 11" L-PRO filter 3"


By: Ron in Michigan Location: Grand Rapids, Michigan

I bought a L-pro filter for my RASA 11" (525.00) new. I can no longer use it and must part with it. Even though it...

11 Sep 2020

Views: 146


$400.00

For Sale Astrodon 5nm SII 36mm Unmounted


By: stryker66 Location: Airmont NY

Selling my 5nm SII 36mm unmounted filter, this is in excellent condition. Still mounted on my filter slider but taken...

05 Apr 2018

Updated: 05 Apr 2018

Views: 394

UPDATED
$400.00

For Sale SBIG 5 Position Filter Wheel


By: GWells7514 Location: Dallas

The Filter wheel has worked perfect from the day I received it. I am the second owner of the filter wheel. (See Paper...

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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