Javascript Disabled Detected

You currently have javascript disabled. Several functions may not work. Please re-enable javascript to access full functionality.

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.

Filters

NOTE: New members (under 30 days) may not place classified ads.

All Ad Types

Sort by

Order

Description

Info

Price

Yesterday, 06:30 PM

$1.00

Wanted WTB - L-Pro or L-Enhance 2" Filter

By: Star_Explorer Location: Florida

Looking to purchase either of the above referenced filters. 2" version only please. Thanks

Yesterday, 04:02 PM

$40.00

For Sale Celestron C8 Drop Filter Set of 6 in cases and box 1978

By: FC-100N Location: Veradale, WA

Ah, for the collector of yester-decade...This is a complete 1978 Celestron (Nihon Seiko or Carton of Japan) drop filt...

Yesterday, 01:41 PM

Sold!
$180.00

For Sale Optolong 2” L-eNhance

By: Kisslija Location: St. Louis, MO

I have a 2” lightly used Optolong L-eNhance filter. It’s in great condition, no marks or scratches. Selling because I...

Yesterday, 01:35 PM

$1.00

Wanted Baader Contrast Booster

By: paritosha Location: Florida

Baader Contrast Booster 1.25/2"

Yesterday, 01:25 PM

Found!
$1.00

Wanted Optolong L-Enhance 2” filter

By: clintmk89 Location: United States

Looking for one of these

Yesterday, 01:16 PM

Offer Pending
$29.00

For Sale Brandon Vernonscope #30 Filter and standard thread adapter.

By: Starhopper2 Location: Maryland

Brandon Vernonscope #30 Magenta Filter AND standard thread adapter. Will fit Questar and Standard thread eyepieces,...

Yesterday, 01:03 PM

$69.00

Baader Planetarium 1.25" Contrast Booster Filter - FCB-1 2458360

By: Starhopper2 Location: Maryland

Baader Planetarium 1.25" Contrast Booster Filter - FCB-1 2458360 Came with telescope I just purchased and I already h...

Yesterday, 12:42 PM

Sold!
$375.00

For Sale ZWO 2" Filter Wheel 7 position

By: Curlingbean Location: Chicago IL

New, never used. Lower 48 only Shipping and PayPal included

Yesterday, 10:46 AM

$210.00

For Sale Astronomik 1.25 CCD filters

By: jcar Location: North Carolina

Selling my SII and OIII 12 nm Astronomik CCD filters; they are 8 months old and perfect condition. Thanks for lookin...

Yesterday, 09:07 AM

Sold!
$175.00

For Sale Optolong L-Enhance 2" Filter Great Condition

By: jimmydigital00 Location: South Jersey

Up for sale is an Optolong L-Enhance filter 2" in excellent condition. I used this filter about 6 times and it is ver...

Yesterday, 01:28 AM

$650.00

For Sale Baader 36mm Unmounted filters - Ha, SII, OIII, LRGB

By: 1onica Location: fremont,ca

Good condition, no scratch and never touch the surface. I use this set with my Moravian Mkii 8300 with great result....

29 Nov 2020

Sold!
$55.00

For Sale Meade SCT filters 911-O3 911-B 911N 1A #911

By: adam_mizer Location: Boise

Have 4 Meade SCT filters for sale.#911 B 07524 excellent used near new appearance comes with box and bottom cap. SELL...

29 Nov 2020

$60.00

For Sale Astronomik L3 UV-IR Blocking Filter- 1.25"

By: pmuller Location: Miami

New filter with box sealed. Bought this from OPT a month ago but decided to go in another direction. Asking USD60 sh...

29 Nov 2020

Updated: Yesterday, 09:46 PM

Sold!
$60.00

For Sale 1.25" LRGB , Lumicon 0lll, Hydrogen Beta filters.B

By: moonrider Location: North Carolina

Very good condition Star Guy LRGB filters, 1.25". I have used these filters and they produce very good images for me...

29 Nov 2020

$500.00

Wanted WTB: Baader f/2 Highspeed-Filter OIII - 2"

By: deonb Location: Seattle

Looking for a Baader f/2 Highspeed-Filter OIII - 2" mounted. Offering $500. Will also pay shipping & PayPal on...

29 Nov 2020

$1.00

Wanted Chroma 3nm SHO 2" wanted

By: 1onica Location: fremont,ca

Chroma 3nm SHO 2" wanted, no scratches or marks :)

29 Nov 2020

Sold!
$55.00

For Sale 685nm Long Pass for NV

By: GeezerGazer Location: Modesto, CA

Selling an "as-new" Optolong 685nm 1.25" filter, in original packaging; includes the RAF Adapter that is made to atta...

29 Nov 2020

Sold!
$60.00

For Sale Baader Semi-Apo Filter - 1-1/4"

By: Star_Explorer Location: Florida

I purchased this filter second-hand a few months ago here on CN but I really wanted a 2" filter and was not setup to...

28 Nov 2020

n/a

Wanted Field flatener wanted

By: Edward T Location: Montreal, Quebec

Looking for a field flatener for my Celestron C6R 150mm refractor. Thanks

28 Nov 2020

Updated: 28 Nov 2020

UPDATED
$140.00

For Sale Set of 2 Lumicon Filters (1.25"): OIII, H-Beta

By: forum_user Location: Southern California

I'm getting rid of these filters as I don't do enough visual astronomy to justify keeping them. They are all in excel...

28 Nov 2020

$140.00

Wanted Wanted: Lumicon 2" OIII & UHC filters

By: AdmiralAckbar Location: VT

Hello, Please PM me if you have either of these to sell. Thanks, AA

28 Nov 2020

$30.00

For Sale Three filters with a case, 2 never used

By: skatsikas Location: Louisville, KY

Three 52mm filters: 1) UV (no brand name) 2) Bower Digital HD ND4 (Japan Optics), sealed, never used 3) Bower Digita...

28 Nov 2020

$480.00

For Sale Astronomik narrowband filters EOS APS-C clip (Ha, OIII, SII 12nm))

By: autotroph Location: Salt Lake City

Solid filters for the DSLR, but moving on toward a mono setup. All filters are 12nm and fit Canon APS-C cameras. If y...

28 Nov 2020

$95.00

For Sale Astronomik CLS EOS APS-C clip-filter

By: autotroph Location: Salt Lake City

Great shape, just haven't used it in months at this point.Link for more info:https://www.astronom...onomik-cls.htmlPr...

28 Nov 2020

$115.00

For Sale IDAS LPS-D1 48mm MBT and IGAD filter (2")

By: skatsikas Location: Louisville, KY

Light pollution suppression (LPS) filters are designed to suppress the common emission lines generated by artificial...

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.

Astronomics discounts for Cloudy Nights members

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.

Filters

Wanted WTB - L-Pro or L-Enhance 2" Filter

For Sale Celestron C8 Drop Filter Set of 6 in cases and box 1978

For Sale Optolong 2” L-eNhance

Wanted Baader Contrast Booster

Wanted Optolong L-Enhance 2” filter

For Sale Brandon Vernonscope #30 Filter and standard thread adapter.

Baader Planetarium 1.25" Contrast Booster Filter - FCB-1 2458360

For Sale ZWO 2" Filter Wheel 7 position

For Sale Astronomik 1.25 CCD filters

For Sale Optolong L-Enhance 2" Filter Great Condition

For Sale Baader 36mm Unmounted filters - Ha, SII, OIII, LRGB

For Sale Meade SCT filters 911-O3 911-B 911N 1A #911

For Sale Astronomik L3 UV-IR Blocking Filter- 1.25"

For Sale 1.25" LRGB , Lumicon 0lll, Hydrogen Beta filters.B

Wanted WTB: Baader f/2 Highspeed-Filter OIII - 2"

Wanted Chroma 3nm SHO 2" wanted

For Sale 685nm Long Pass for NV

For Sale Baader Semi-Apo Filter - 1-1/4"

Wanted Field flatener wanted

For Sale Set of 2 Lumicon Filters (1.25"): OIII, H-Beta

Wanted Wanted: Lumicon 2" OIII & UHC filters

For Sale Three filters with a case, 2 never used

For Sale Astronomik narrowband filters EOS APS-C clip (Ha, OIII, SII 12nm))

For Sale Astronomik CLS EOS APS-C clip-filter

For Sale IDAS LPS-D1 48mm MBT and IGAD filter (2")

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.

Recent Topics

Sign In