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16 Mar 2019

Views: 334


For Sale Zeiss M44 Prism diagonal updated with Baader Planetarium adapters

By: ORION3004 Location: Mexico City

Zeiss M44 Prism diagonal updated with Baader Planetarirum adaptersThe best prism diagonal ever made!Condition: MintO...

03 Nov 2018

Updated: 10 Dec 2018

Views: 355


For Sale Van Slyke Versa Slider

By: oracleartist Location: Prescott, AZ

Good condition Van Slyke versa slider. 375.00 shipped. This does not look like it has had much use and I was told by...

05 Jan 2019

Updated: 05 Jan 2019

Views: 368


For Sale For sale, Takahashi 2" diagonals

By: jongmin Location: South Korea

For sale Takahashi 2inch diagonals. It's almost mint condition. Sale it USD350

10 Oct 2018

Updated: 10 Oct 2018

Views: 461


For Sale Vintage 2" Giant Celestron Diagonal for C-11 & C-14

By: VictorMG Location: Portage, In.

I have a giant Celestron Diagonal for Celestron Orange and Black tube, vintage C-14's and C-11's. The eyepiece and 1...

24 Jun 2020

Views: 175


For Sale William Optics 1.25" Durabrite Dlelectric Diagonal

By: RalphMeisterTigerMan Location: Abbotsford,B.C.

Several items for sale, William Optics 1.25" durabrite star diagonal, very good condition. - Meade 8 X 50 finder sco...

17 May 2020

Updated: Yesterday, 10:23 AM

Views: 161


For Sale Explore Scientific 3” Diagonals

By: mccarthymark Location: Fremont, CA

For sale are Explore Scientific 3” Diagonals; 2 are available. I bought these new for a binoscope project I decided t...

15 Aug 2018

Views: 281


For Sale 2 inch elliptical mirror diagonal C8/11/14

By: xcrossing Location: Loveland, Colorado

Fits all 3 scopes. Elliptical mirror has collimating adjustment. Tested perfect by telescope expert. Made for Celestr...

18 Mar 2019

Views: 287


For Sale Unitron Unihex with Barlow and Box

By: woodsman Location: Colorado Springs, CO

I found this today in my stash of stuff as I was going through my crazy bunch of Astro Gear. I didn't even know I had...

02 Apr 2017

Views: 453


For Sale Antique star diagonal prism (Zeiss?) 19th century

By: xavier Location: France

Antique star diagonal prism (Zeiss?) 19th centuryIt could be a Zeiss star diagonal prism. I'm not sure. It's unsign...

14 Jun 2020

Views: 178


For Sale William Optics 2" Quartz Dielectric Diagonal with Original Box.

By: TOM O Location: Joshua Tree, Calif. 92252

Offering this William Optics 2" Quartz Dielectric Diagonal with original box. Great condition. Seldomly used. Ask for...

11 Feb 2020

Updated: 11 Feb 2020

Views: 154


For Sale Tele Vue 90-Degree Everbrite Mirror Diagonal (1.25") (Updated)

By: ChristopherK Location: Santa Cruz, CA

Unused, box just opened to check it out. Received last summer when looking to get my NP101 to come to focus with Bino...

23 Nov 2019

Views: 220


For Sale Williams Optics 2 inch diagonal

By: Unclehlh Location: Virginia

2 inch Williams Optics diagonal dielectric mirror for schmidt-cassegrain telescope.

25 Mar 2020

Views: 97


For Sale Vernonscope 2" 45° Amici Prism

By: Camcon101 Location: Stony Brook, NY

Body shows some wear but the prisms are clean. You might see a dust speck or two in the photos but that is all. Free...

01 Aug 2019

Updated: 13 Dec 2019

Views: 331


For Sale Televue 2'' Everbrite Dielectic Diagnal w/ 1.25'' adapter

By: Xing Location: Bay area, CA

In great (body) to excellent (optic) conditions. Optics is clean and clear while body have a few marks, which doesn't...

01 Jul 2017

Updated: 01 Jul 2017

Views: 515


For Sale Unitron turret

By: David631Young Location: Kansas City

Classic Unitron eyepiece turret. From the collection of the Astronomical Society of Kansas City

02 Apr 2017

Views: 467


For Sale Antique star diagonal prism, 19th century (small)

By: xavier Location: France

Antique star diagonal prism, 19th century (small)Small brass star diagonal prism in very good condition. No idea of...

23 Feb 2019

Views: 308


For Sale Tele Vue 2" Mirror Star Diagonal with 1.25" Adapter

By: starbird Location: 95409

This is a tele vue 2" mirror star diagonal with a 1.25" eyepiece adapter. Very nice solid diagonal almost unused been...

23 Feb 2019

Views: 296


For Sale Tele Vue 2" Diagonal (1999) w/ New 1.25" adapter

By: joshuamott Location: Prosser, wa

This came with a Tele Vue 101 that I purchased recently from Adorama. The serial number on the scope is #1207, but I...

28 Nov 2019

Views: 243


For Sale Tele vue 90 degree Everbrite Star Diagonal 1.25

By: Camcon101 Location: Stony Brook, NY

A few cosmetic blems on body but the mirror is in great shape. No marks of any kind. free shi[pping in the continent...

20 Oct 2017

Views: 356


For Sale Questar Porro prism

By: murphb Location: Boston

Questar porroprism with some chips on edge although don't think it will interfere with very narrow cone of light. Sel...

18 Nov 2017

Views: 407


For Sale Diagonals and Camera adapters

By: Irish43 Location: St. Charles, IL 60175

Optica solar diagonal and camera (1.25 to T-thread) adapter system Celestron 1.25 inch star diagonal, Optica erect i...

05 May 2017

Views: 485


For Sale Celestron 2 inch diagonal

By: glennshiller Location: Lakeland Florida

For sale my Celestron 2 inch diagonal. I used only a couple of times. I no longer have a C-11. So it is not needed...

03 Mar 2018

Views: 323


For Sale Celestron 2" StarBright XLT Diagonal

By: charlie 14.5 Location: Plantation, Florida

Celestron 2” Mirror Diagonal Like new, used only once and decided the 2” eyepieces were too heavy for this scope. It...

15 Nov 2018

Updated: 15 Nov 2018

Views: 321


For Sale Celestron 1.25” kit

By: MWILKS Location: Newark,Oh

Going to 2”.. I don’t need it. I’ll take of the PayPal fees and half the shipping to ConUsa

21 Jan 2019

Updated: 06 Apr 2019

Views: 286


For Sale Protostar 1/10 wave 2.14" Quartz Diagonal Mirror

By: str_mkr Location: 93010

Like new condition, never used. I have the test report from Protostar. The mirror is siliconed to a Newport 45 degre...

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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