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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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20 Jul 2019

Views: 97

Offer Pending

For Sale Optolong 2" L Pro Filter

in Filters by Tattooeddeputy

Up for sale is like new Optolong 2" L Pro filter. Great condition used maybe twice. Sell for 150.00 shipped inconus

19 Mar 2017

Views: 218


For Sale Astronomik EOS Clip in 12nm Ha filter for sale

in Filters by tcchittyjr

Upgrading to 6nm, don't need this any longer. Save money! I've had this about a year and used it 6 - 8 times. It does...

02 Jul 2017

Views: 161


For Sale Astronomik EOS Clip in - OIII 12nm filter

in Filters by tcchittyjr

I'm moving to CCD camera, so I no longer have need of an EOS clip in filter. It's in great shape, as if new. Only use...

21 Jan 2018

Updated: 05 Apr 2019

Views: 590



in Filters by James Bielaga

I closed astronomy business and put all my nebula filters on sale. I have the following available: 1)Celestron UHC/...

14 Aug 2018

Views: 188


For Sale Lumicon Deep Sky Filter 2"

in Filters by LorenTx

For sale is a Lumicon 2" Deep Sky Filter for nebulae and galaxies. Comes with a plastic padded case and is in excelle...

08 Oct 2018

Updated: 08 Oct 2018

Views: 255


For Sale Astronomik UHC Filter 2"

in Filters by billwarren

Astronomik uhc filter. This is new and never used. I will pay shipping. Payment by money order as I do not use Paypal

20 Dec 2017

Views: 173


For Sale Ha 12nm CCD EOS APS-C Clip Filter

in Filters by Dylanre90

For sale is a barely used Astronomik Ha filter for APS-C format digital cameras. This unit, bought new from Astronomi...

25 Jul 2018

Views: 149


For Sale Optolong 36mm UV/IR Cut and RGB filters

in Filters by jpbutler

These have never been used or taken out of their protective packaging. $150.00 shipped to anywhere in the lower 48....

10 Aug 2019

Updated: 12 Aug 2019

Views: 119


For Sale 2" Mounted Optolong L-Pro Filter

in Filters by 1onica

New 2" Mounted Optolong L-Pro Filter, used a few times, in great condition

Today, 07:08 PM

Updated: Today, 08:47 PM

Views: 94


For Sale ZWO EFW mini (5 x 1.25″or 5 x 31mm) Like New - 2 weeks old

in Filters by thebutcher

Up for sale is my ZWO EFW mini (5 x 1.25″or 5 x 31mm). I just got this 2 weeks ago along with my camera and only used...

10 Nov 2017

Views: 193


For Sale STC Astro-Multispectra Clip Filter (Nikon Full Frame)

in Filters by jessejames77

Great filter for a Nikon Full frame camera. Selling because upgrading to a dedicated AP camera and wont need it.https...

05 Sep 2017

Views: 474


For Sale Orion Extra Narrowband Hydrogen Alpha Filter 2"

in Filters by Starcat1231

Hello, I have the following item up for sale: Type: Filter Brand: Orion Item: Extra Narrowband Hydrogen Alpha Filte...

28 Aug 2019

Updated: 28 Aug 2019

Views: 48


Wanted WANTED: CLS-CCD and Ha CCD Canon clip in filters

in Filters by Rydeen 98

I'm looking for some reasonably priced clip in filters for my recently purchased full spectrum mod Canon EOS camera....

07 Sep 2019

Views: 144


For Sale ZWO Mini Electronic Filter Wheel (EFW) - 5 x 1.25″ or 5 x 31mm

in Filters by Sevo

I`m selling ZWO 5-Position USB Electronic Filter Wheel Mini. Like new condition, with the original USB cable, T2-Male...

14 Oct 2019

Views: 84


For Sale 2" Orion LRGB imaging set

in Filters by kw6562

2" Orion LRGB imaging filter set - Excellent condition, no scratches. At one point I transferred the filters to new h...

19 Feb 2018

Views: 327


For Sale IDAS LPS-D1 48mm Light Pollution Filter

in Filters by FiremanDan

I am selling my LP filter, I got it for shooting with my DSLR form my white zone. It worked a lot better than I thoug...

17 Apr 2018

Views: 205


For Sale Astronomik HA 12nm CCD EOS Clip In Filter

in Filters by lenrabinowitz

For sale is a used Astronomik Ha 12nm CCD EOS clip in filter for Canon EOS cameras. It is only about three months ol...

14 Jul 2019

Updated: 16 Jul 2019

Views: 165


For Sale Optolong 2" 7nm HA Narrowband Filteri

in Filters by Joshm1084

Selling my Optolong 2" 7nm HA Filter. Filter is in mint condition and has been used exactly one time then placed back...

20 Oct 2017

Views: 195


For Sale Baader Planetarium 1.25" Six Piece Eyepiece Filter Set - FCFS-1

in Filters by boisestate13

I only used these a few times to look at planets and then got hooked on deep sky objects and never went back to using...

06 Mar 2019

Views: 163


For Sale ZWO EFWmini (5 Position Electronic Filter Wheel)

in Filters by jragsdale

Works great, only a few blemishes where the T rings were mounted, all original accessories included. Price includes...

20 Oct 2017

Views: 173


For Sale Lumicon 2" Comet Filter #LF3075

in Filters by boisestate13

Filter is in great condition, lightly used with extreme care. Emission Line Transmission% Oxygen III 501n...

28 Jul 2018

Views: 253


For Sale Astronomik 12nm H Alpha Filter, EOS Clip-In Filter

in Filters by CableGuy

Selling an Astronomik 12nm H Alpha EOS Clip-In Filter. Filter is in perfect condition with absolutely no optical imp...

25 Mar 2019

Updated: 10 May 2019

Views: 200


For Sale Astronomik 1.25" LRGB Filter Set

in Filters by Jimbards

Purchased for new camera, wound up buying a ZWO ASI290MC, so not needing. I will pay shipping.

09 Jan 2019

Views: 142


For Sale Omega Dgm NPB Nebula filters 1.25" and 2"

in Filters by molanderusa

Combo 1.25" and 2" DGM NPB nebula filters. Neither filter has ever been used. Brand New. $150 shipped in the US

06 Sep 2018

Views: 203


For Sale ZWO NB Filter Set (Hydrogen, Oxygen, Sulfur)

in Filters by Newfie Stargazer

ZWO NB Filter Set (Hydrogen, Oxygen, Sulfur) 1.25" $150 shipped.

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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