Filters

16 Jan 2021
Views: 37
$123,456.00
Wanted Wanted Antlia 3.5 NM 36 mm unmounted
Need a full set of Antlia 3.5 nm narrowband filters or individual filters. If you are planning to upgrade to the 3 nm...

16 Jan 2021
Views: 92
$5,750.00
For Sale FLI CFW 5-7 + CHROMA 50 MM SQUARE LRGB, 3NM Ha, OIII, SII
I am selling my FLI ML16200 in a separate ad. The FLI CFW 5-7 and 50 mm square Chroma filters are also up for sale. T...

16 Oct 2020
Views: 203
$4,500.00
For Sale Maxi filter wheel + Astrodon 50 mm round LRGB and 3nm Ha, OIII, SII, NII
I am selling my Astrodon 50mm filter set to finance the purchase of a full frame CCD camera. The filters are mounted...

01 Dec 2020
Views: 119
$3,600.00
For Sale Astrodon 50mm Square Gen 2 E-Series Tru-Balance LRGB and SHO Filter Set
Filter set runs $4800 new. Asking $3600 (25% off new price). Oiii is 3nm, Ha and Sii are 5nm. Not selling individual...

11 Jan 2019
Views: 368
$3,000.00
For Sale Daystar ATM H-Alpha 0.7A Solar Filter
In good cosmetic and working condition. Info from Daystar: ATM series filtering systems appear similar to the Univer...

28 Dec 2017
Views: 570
$2,500.00
For Sale Astrodon Gen II LRGB, HA, OIII & SII 50mm
I have a set of generation II Astrodon filters, LRGB, HA (5nm), OIII (3nm) & SII (5nm) for sale. Includes origina...

18 Jan 2021
Views: 116
$2,100.00
For Sale Astrodon E-Series RGB and 3nm NII, H-A, OIII, and SII filters, 1.25" mount
Selling my Astrodon filters, prefer to sell as a set but willing to split out:E-Series LRGB Set 1.25" mounted - $425A...

10 Jul 2017
Views: 400
$2,000.00
Wanted Wanted: AFW50-7S
I need an Apogee 7 position 50 mm square filter wheel (AFW50-7S) in good working order. No need for any accessories o...

11 Oct 2020
Views: 140
$2,000.00
For Sale Astronomik FAST CLS-RGB-HaO3S2 50mm R set
Hi folks:Had to give this sale a lot of thought but I have no choice, I had to rebuy this set entire in 50x50mm for t...

31 Dec 2020
Views: 211
$1,850.00
For Sale Astrodon 31mm LRGBSHO 3nm + ZWO 31mm EFW
For sale is a set of Astrodon LRGBSHO filters with a ZWO 31mm EFW. The SHO filters are 3nm bandwidth and the LRGB at...

09 Dec 2020
Views: 199
$1,850.00
For Sale Chroma 2" LRGB Filter Set
Chroma 2" LRGB Filter Set almost new bought 1 month ago from OPT

19 Mar 2020
Views: 276
$1,800.00
For Sale SX USB filter wheel+ Astrodon 36mm LRGB Gen II + NB filters
I have an SX USB filterwheel with an OAG and 36 mm Astrodon filters. I have LRGB Gen II filters and 5nm Ha, 5nm SII,...

11 Jan 2021
Views: 246
$1,749.00
For Sale ASTRODON 36mm unmounted - 5nm Ha, OIII, SII & LRGB Gen2 E Tru-Balance
I posted this Ad last weekend and sold, but then shipping them to the buyer located in UK ended up being quite a cha...

05 Dec 2020
Views: 147
$1,600.00
For Sale Chroma 1.25" 5nm NB, LGRB+LoGlo set with ZWO EFW
Selling my Chroma complete filter set, 5nm NB and LRGB + LowGlow, with ZWO 8-pos EFW. I bought 36mm filters and no lo...

02 Jan 2020
Updated: 03 Jan 2020
Views: 392
$1,600.00
For Sale Astrodon 36mm unmounted 3nm Ha, SII, OIII
Hello all, I am selling an Astrodon 36mm unmounted 3nm narrowband filter set. I am not looking to split them up for...

07 Jun 2017
Views: 535
$1,500.00
For Sale ASTRODON GEN-2 E-SERIES - LRGB 65MM 5NM HA SQUARE filters
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: 767
$1,500.00
For Sale Daystar Quark H-Alpha filter + Camera Quark with lots of extras
In time for the eclipse. Package is less than 6 months old and totaled over $2100 includes Daystar Quark Chromospere...

12 Oct 2020
Updated: 12 Oct 2020
Views: 179
$1,500.00
For Sale Astrodon 1.25 mounted 3nm narrowband S H O set.
Please do not ask - I do not want to split them up. I'm torn on selling them so if you only want one. I won't bother...

15 Aug 2020
Updated: 16 Aug 2020
Views: 303
$1,500.00
For Sale Baader Filters Narrowband, Ultra Narrowband and Midband
I am selling my Baader Narrowband filters, I want to upgrade to 50mm square for a large chip2" Baader 35nm H-alpha Mi...

09 Nov 2020
Views: 160
$1,450.00
For Sale Astrodon 1.25 in Gen II LRGB + Chroma 3nm Ha, OIII, SII
I have a set of 1.25 in filters. These include Astrodon Gen 2 LRGB and a set of 3nm Chroma narrowband filters. The Ch...

18 Jul 2018
Views: 305
$1,420.00
For Sale FS: Excellent cond. Astrodon 1.25in mounted - LRGB+SHO filters
Hello all, I have a set of Astrodon filters - Gen II E-series LRGB filters, 5nm Ha, 3nm SII and 3nm OIII filter. All...

04 Feb 2020
Views: 248
$1,285.00
For Sale Astrodon 1.25" LRGB E-Series and 6nm Narrowband Filters
Hello all, I just sold my ST10XE so I wanted to post the Astrodon 1.25" filter sets as the buyer didn't need them. A...

16 Sep 2017
Views: 463
$1,250.00
For Sale Astrodon Gen2 LRGBHa 65mm Squaure filter E-Series
For sale is the ultimate filter set. Astrdon LRGB and 5nm 65mm square filters for very big big CCD chips like 16803....

02 Jan 2021
Views: 253
$1,250.00
For Sale Astrodon LRGBSHO E-series Gen 2 unmounted 36mm
These are priced to sell!!! Used 1 weekend 2 years ago. DM for more...

15 Jul 2017
Views: 421
$1,250.00
For Sale ASTRODON GEN-2 E-SERIES - LRGB 65MM 5NM HA SQUARE filters
For sale is the ultimate filter set. Astrdon LRGB and 5nm 65mm square filters for very big CCD chips like 16803It is...