Filters

23 Nov 2020
Views: 79
$85.00
For Sale 67mm Kolari Vision Visible + H-alpha filter (UV/IR cut)
New, never used. Perfect condition. $85 shipped conus

13 Sep 2019
Views: 346
$120.00
For Sale 2" Baader o-iii filter
Hi all, up for sale is a 2" o-iii filter from Baader.. purchased it new from High Point about 3 months and never real...

12 Jul 2020
Updated: 12 Jul 2020
Views: 360
$50.00
For Sale Orion and Celestron 1-1/4 Filters
I am selling the following filters, all are in good shape, some have never been used. I am just getting out of the ho...

03 Sep 2020
Views: 333
$35.00
For Sale 4 Different Unique Filters to Choose From
4 Different Unique Filters to Choose From 1) Meade 1 1/4" Narrowband Nebula Filter Case Included Excellent Condition...

06 Aug 2020
Updated: 06 Aug 2020
Views: 308
$28.00
For Sale ** Meade planetary filter set and Orion skyglow visual filter **
Meade planetary filter set excellent $28.00 shippedOrion skyglow visual filter excellent 1.25 $28.00 shipped.Continen...

04 Oct 2020
Views: 176
$49.99
For Sale 1.25 5 position filter wheel
Hello im selling a manual 5 position 1.25 filter wheel

30 Aug 2020
Views: 88
$9.50
For Sale Inexpensive 1.25" Medium Green Filters
These 1.25" filters appear to be midway between a # 46 and a # 48 green in density, so I am calling them a "medium gr...

05 Dec 2020
Updated: 12 Dec 2020
Views: 111
$90.00
For Sale Lumicon Ultra High contrast Filter 1.25"
Bought from another CN member a couple of years ago but never used it. $90 with shipping and paypal fees. CONUS only.

30 Aug 2020
Views: 96
$10.00
For Sale .965" NOS # 21 Orange Filters
I still have just a few more of these nice NOS, made in Japan .965" No. 21 orange filters. These will fit almost all...

05 Dec 2020
Updated: 12 Dec 2020
Views: 149
$40.00
For Sale ZWO 2" IR cut filter
ZWO 2" IR Cut filter used with my 294MC pro for only a few sessions. Upgraded to a 2600MC pro so I no longer need thi...

26 Nov 2020
Views: 101
$30.00
For Sale Parks Filters (JAPAN) 1.25 in.
Selling two Parks filters made in Japan, ND 50 and No. 21. Price: $30 Shipped CONUS. Paypal only. Let me know if yo...

22 Feb 2019
Updated: 23 Feb 2019
Views: 425
$160.00
For Sale Sold Baader Oiii filter 2" 8nm
Selling a very barely used 2" Baader OIII CCD filter. The filter is in excellent condition and includes case. $160 sh...

18 Oct 2017
Views: 365
$58.00
For Sale Japanese Six Filter Set in carousel w/boxes
I used to use these with small refractors and excellent Kelner and Ortho Eyepieces. but they have been sitting for ye...

19 Oct 2018
Views: 194
$85.00
For Sale Meade #911N Narrowband SCT filter
Hi, I have a Meade #911N Narrowband SCT filter. Mint shape in original case/box. $85 plus $4 to help cover shipping/...

15 Apr 2019
Updated: 10 Jun 2019
Views: 589
$120.00
For Sale Selling my 2" Narrow Band Filters
Hello,I'm selling my NB filters, they are in flawless conditions. I almost never used them.2" mounted filters:Baader...

01 Sep 2017
Updated: 01 Dec 2017
Views: 560
$29.00
For Sale Celestron Series 6 Drop In Filters
1A, 8, 11, 25, 80A, 96. like new in box. These DO SCREW IN! They fit on the rear of SCT's like the C8. Should also fi...

15 Dec 2019
Views: 249
$70.00
For Sale Astronomik 1.25" UHC filter
This filter is great for light polluted skies, can be used both visually or photographically.

16 Oct 2018
Views: 180
$39.00
For Sale Orion Moon Filter, 13% Transmission, 2'' NEVER USED
Hi All CNers !It was a mistake of purchase because most of my EP are in 1,25" !Thus, i hope it will serve better for...

03 Jun 2019
Updated: 15 Oct 2020
Views: 425
$32.00
For Sale Astro-Tech UHC Narrowband 1.25" filter
In excellent condition, no issues, and very little use. I bought it new in the fall of 2018. Price includes shipping...

16 Sep 2019
Updated: 22 Sep 2019
Views: 352
$1,000.00
For Sale True Technology Filter Wheel w/Astronomik Filters - Reduced
For you review, I am selling my True Technology Filter Wheel with both 2" and 1.25" filter wheels. Filter wheel is hi...

10 Jan 2021
Views: 260
$580.00
For Sale Astrodon LRGB
I am selling my Astrodon LRGB filters. They have been in my camera all this time and are like new condition. They are...

17 Jul 2019
Updated: 17 Jul 2019
Views: 198
$60.00
For Sale USED Thousand Oaks Optical 77 mm Solar Filter
USED Thousand Oaks Optical 77 mm Threaded (SolarLite Film) Solar Filter. Includes original box, case, and instructio...

16 Mar 2018
Views: 332
$80.00
For Sale Tele Vue OIII filter 1.25"
Tele Vue OIII filter, 1.25" part number BFO-0125. This is a new filter in origional packaging and case. It was test...

24 Dec 2020
Views: 155
$325.00
For Sale Baader 2" f/2 Ha mounted highspeed narrowband filter
I have an Baader 2" f/2 Ha mounted filter, #2459397, for sale. Used it a few times, ended up buying the complete unmo...

06 Feb 2018
Updated: 21 Feb 2018
Views: 412
$40.00
For Sale Orion Skyglow Broadband Nebula filter for SCT
Like new with box. Orion SCT (rear cell thread) broadband Nebula filter. Change eyepieces without having to unthread/...