Diagonals

23 Nov 2017
Updated: 23 Nov 2017
Views: 883
$100,000.00
Wanted FOUND IT !!!!Van Slyke turret for 6 ep 1.25"
I knew the price would get your attention !!Looking to buy your Van Slyke Engineering Turret for 6 ep of 1.25 inch ea...

30 Nov 2020
Views: 291
$2,200.00
For Sale Zeiss Q1 130x100
I have decided to sell one of my two giant Zeiss mirror diagonals. It has not been used and its optical and mechanic...

19 Mar 2019
Views: 483
$1,800.00
For Sale Prisma Zeiss 70 mm with rotator and adapters
After having sold my Astro-Physics 155 with a 4" focuser, I put on sale this impressive prism whose constructive and...

14 Jan 2021
Views: 63
$888.00
Wanted Baader T2 Prism Diagonal T2-01B (BBHS) or T2-01C
I recently sold my old school prism diagonal and I'm looking to replace it with a Baader T2 Prism Diagonal in excelle...

28 Mar 2019
Updated: 03 Apr 2019
Views: 549
$799.00
For Sale Reduced and shipping, Unitron Super Unihex and Unitron 60mm eyepiece boxed set.
Alright fellow Unitron/Polarex fans, this is about as rare an offering as they come. I have never seen this offered b...

01 Jan 2021
Views: 125
$750.00
For Sale Van Slyke Hex 1 Turret for 1.25" eyepieces
Rarely for sale, VSI is no longer in operation so these can only be found on the used market. In very good condition...

16 Mar 2019
Views: 502
$569.00
For Sale Zeiss M44 Prism diagonal updated with Baader Planetarium adapters
Zeiss M44 Prism diagonal updated with Baader Planetarirum adaptersThe best prism diagonal ever made!Condition: MintO...

14 Jan 2019
Views: 459
$545.00
For Sale Vernscope 2" 1/20 Wave Quartz Diagonal World's Finest
Offered here is a like new 2" Vernscope Quartz Diagonal. It is guarenteed to 1/20 wave or better and considered the...

09 Dec 2019
Views: 412
$525.00
For Sale Takahashi Prism Turret.
This was purchased new from OPT in November of 2016 because Ive always wanted one. I used with all my Takahashi LE ey...

12 Mar 2017
Views: 886
$525.00
For Sale Takahashi Eyepiece Turret
I have for sale the newest version of the Takahashi 1.25" eyepiece turret in excellent condition with all original Ta...

23 Oct 2018
Views: 426
$525.00
For Sale TEC Turret and Wooden Box
I have for sale a TEC Turret in excellent condition and its wooden case with a few bumps as seen in the below picture...

28 May 2018
Updated: 11 Jun 2018
Views: 442
$525.00
For Sale Takahashi 4-port Turret
I bought this new about a year ago. It is in near new condition. In fact, I think it would be difficult to distinguis...

26 Sep 2017
Views: 638
$525.00
For Sale Denkmeier R2 powerswitch/filterswitch diagonal
This is the Cadillac of the Denkmeier powerswitch line, made for both refractor and SCT use. It incorporates 2 powers...

17 May 2019
Views: 447
$500.00
For Sale Zeiss Zenit Prisma
This is a Zeiss star diagonal for an older pre-war Zeiss telescope. The threads will not fit properly in post war Zei...

20 Nov 2020
Views: 194
$490.00
For Sale Baader 2" Clicklock 90° Star Diagonal with Carl Zeiss Spec Prism
New as they come. Baader 2" Clicklock 90° Star Diagonal with Carl Zeiss Spec Prism. $490 shipped. CONUS only.

29 Feb 2020
Views: 276
$480.00
For Sale Baader 2" prism star diagonal with BBHS® coating (#2456117)
Up for your consideration is a near new Baader 2” prism diagonal which I purchased new and was used less than five ti...

05 Sep 2019
Views: 268
$480.00
For Sale Baader 2" BBHS Prism Star Diagonal w/click lock
Brand new. Used twice. Comes with box, small Allen wrench and pamphlet that came with it from Germany. Comes with the...

08 Jan 2018
Views: 531
$475.00
For Sale TEC Eyepiece Turret
For sale is a TEC turret. It has spaces for five 1.25" eyepieces and has a 2" nose piece to connect to the scope. Ver...

09 Dec 2020
Updated: 11 Dec 2020
Views: 316
$470.00
For Sale Baader 2" Clicklock 90° Star Diagonal with Carl Zeiss Spec Prism
New as they come. Baader 2" Clicklock 90° Star Diagonal with Carl Zeiss Spec Prism. $470 shipped. CONUS only.

10 Sep 2020
Views: 223
$465.00
For Sale 2-inch Baader BBHS Mirror Diagonal w/1.25 Adapter
For sale is a Baader 2-inch BBHS mirror diagonal with the Clicklock mechanism, along with the matching 1.25-inch Clic...

13 Oct 2020
Views: 138
$450.00
For Sale Baader 2" Zeiss Prism Diagonal
Baader 2" Universal Star Diagonal BBHS Prism - Zeiss Specification. Includes 2" clicklock. Excellent condition. Baade...

09 Mar 2020
Views: 285
$450.00
For Sale Baader 2” BBHS PRISM diagonal. 2-1 1/4 adapter
Excellent condition. One of the best diagonals out there. Comes with click lock , box and paperwork. 2- 1/14 adapter...

06 Jul 2019
Views: 392
$450.00
For Sale Baader 2" ClickLock BBHS digonal # 2456115 + 1.25 adapter
I ended up with 2 of these in my planning and expansion, now have decided to down-size and simplify. This is the newe...

18 Oct 2018
Views: 453
$450.00
For Sale Baader 2" Zeiss Prism Diagonal w Click Lock
Baader 2" Zeiss Prism Diagonal w Click Lock - Excellent Condition. There are just a few tiny dust specks on the pris...

01 Oct 2019
Views: 400
$430.00
For Sale Baader Baader Planetarium 2" Zeiss Prism Star Diagonal with ClickLock
I am selling my Baader Planetarium 2" Zeiss Prism Star Diagonal with BBHS coatings and ClickLock.This is one of the f...