Featured Products
Astro-Physics
GTOCP4 Control Box for all GTO Mounts, except Mach2GTO. Order new 2-Pin power cable (GTOCP4)
All GTO mounts(except the Mach2GTO) produced since 1998 can be easily upgraded!!! The GTOCP4 Up
Astro-Physics
6" Eagle Adjustable Folding Pier (EAGLE6-EZ)
The Astro-Physics 6" Eagle Folding Pier is a versatile work-of-art as well as a totally practical to
Astro-Physics
16" Easy-Balance Dovetail Saddle Plate with 3 clamps - 1600, 1100, 1200, 900, Mach1 and Mach2 (DOVELM162)
This 16" Dovetail Saddle Plate, designed and manufactured by Astro-Physics, is the ultimate in versa
Astro-Physics
10" Saddle Plate for Both D-Style and V-Style Bars (DOVEDV10)
This 10” dual-style saddle plate fills the need of customers who have multiple scopes. Often,
Astro-Physics
0.8x CCD Telecompressor for 92mm Stowaway and 105mm Traveler. Requires 2.5" DoveLoc End Cap that comes with 92mm F6.65 Stowaway or EC2725 for Traveler. (92TCC)
The 92 Stowaway’s Telecompressor Corrector (92TCC) is used to provide 0.80x image reduction while co
Astro-Physics
Right-Angle Polar Alignment Scope with LED Illuminator (RAPAS)
This revolutionary design has been enthusiastically praised for its ease of use and accuracy by cust
Astro-Physics
16" Versatile Dovetail Plate for D-Style Dovetail Saddle Plates (SBD16)
This 16" Versatile Dovetail Plate is exceptionally strong, providing a rigid structure to your
Baader Planetarium/Astro-Physics
10 x 60 Vario Finder with Quick Release Guider Bracket Kit. (1060VGKIT)
The Astro-Physics designed Guider Bracket greatly expands the versatility and functionality of the B
Astro-Physics
12" Dovetail Plate for D-Style Saddle Plates (SBD12)
This 12" Dovetail Sliding Bar was designed with short instruments in mind. The middle portion of the
Astro-Physics
CCD Telecompressor (CCDT67)
Originally developed to tame the focal length of our 10" f/14.6 Mak-Cass, this telecompressor is opt
Astro-Physics
MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring (PMDMAX)
The Astro-Physics 2" MaxBright Diagonal was designed with several unique features to provide optimum
Astro-Physics
Field Flattener for 92mm Stowaway and Traveler, Machined Covers. Requires 2.5" DoveLoc End Cap that comes with 92mm F6.65 Stowaway or 2725EC for Traveler (92FF)
This 92FF field flattener was designed for the 92 Stowaway (92F665) and 105mm Traveler (105EDF, lega
Most Popular Products
Astro-Physics
Multi-Radius Base for Quick Release Finder Bracket & Accessories using Male Dovetail Base (A3251-C), including STARFMD. (QRBASEM)
This Quick Release base is designed to securely fit scopes from as small as 3” on up, so that it wil
Astro-Physics
10" Saddle Plate for Both D-Style and V-Style Bars (DOVEDV10)
This 10” dual-style saddle plate fills the need of customers who have multiple scopes. Often,
Astro-Physics
16" Easy-Balance Dovetail Saddle Plate with 3 clamps - 1600, 1100, 1200, 900, Mach1 and Mach2 (DOVELM162)
This 16" Dovetail Saddle Plate, designed and manufactured by Astro-Physics, is the ultimate in versa
Future Technology Devices International
FTDI USB-to-Single Port Serial Adapter (USB1PFTDI)
We strongly recommend that you use a genuine FTDI USB-to-Serial Adapter. Do not use adapters that cl
Astro-Physics
CCD Telecompressor (CCDT67)
Originally developed to tame the focal length of our 10" f/14.6 Mak-Cass, this telecompressor is opt
Astro-Physics
2.7" Thread-On Extensions for Astro-Physics Focusers and Accessories (A3502-A, A3503-A, A3504-A, A3505, A3506, A1008-A)
May 31, 2021 - Part # changed to more clearly describe its function. Refer to the chart b
Astro-Physics
Accessory Trays for Piers and Tripods
Beautiful, functional and rugged - the various components of the Astro-Physics Pier Accessory Tray S
Astro-Physics
MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring (PMDMAX)
The Astro-Physics 2" MaxBright Diagonal was designed with several unique features to provide optimum
Astro-Physics
2" Advanced Convertible Photo-Visual Barlow (BARADV)
Our Advanced Convertible Barlow has a unique design that provides several configurations to increase
Astro-Physics
2.7" Thread-On Extensions for Astro-Physics Focusers and Accessories (EXT27-)
This series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, while pr
Astro-Physics
Handle with 6.3" Spacing for 1/4-20 Threaded Holes, Ideal for Stowaway or 130 Refractor (63HANDLE)
Hey! Do you want a hand with that scope? Our CNC machined handle can help you safely tote your Stow
Astro-Physics
Flat Surface Tripod Adapter - attach 400, 600E, Mach1 and Mach2 to a flat surface (ADATRI)
This adapter is necessary to attach an Astro-Physics 400, 600E, Mach1GTO or Mach2GTO mount to a trip
New Products
Astro-Physics
14 lb. Counterweight for 1.125" Shaft - 400, 600E, 800 and Mach1 (14SLCWT)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
9 lb. Counterweight for 1.125" Shaft - 400, 600E, 800 and Mach1 (9SLCWT)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
6 lb. Counterweight for 1.125" Shaft - 400, 600E, 800 and Mach1 (6SLCWT)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
30 lb. Counterweight for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (30SCWT188)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
18 lb. Counterweight for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (also Mach1 using optional shaft) (18SCWT)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
10 lb. Counterweight for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (also Mach1 using optional shaft) (10SCWT)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
5 lb. Counterweight for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (also Mach1 using optional shaft) (5SCWT)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
Absolute Encoder Kit for 1600GTO - Extended Temperature (16AE-4L-KIT)
The photo above shows the 1100GTO with either version of the absolute encoders installed - standard
Astro-Physics
Absolute Encoder Kit for 1600GTO - Standard Temperature (16AE-4-KIT)
The photo above shows the 1100GTO with either version of the absolute encoders installed - standard
Astro-Physics
Absolute Encoder Kit for 1100GTO - Extended Temperature (11AE-4L-KIT)
The photo above shows the 1100GTO with either version of the absolute encoders installed - standard
Astro-Physics
Absolute Encoder Kit for 1100GTO - Standard Temperature (11AE-4-KIT)
The photo above shows the 1100GTO with either version of the absolute encoders installed - standard
Astro-Physics
1100GTO German Equatorial Mount with Extended Temperature Absolute Encoders. Includes APCC-PRO and PEMPro. (1100GTO-AEL)
Why an 1100GTO? The 1100GTO is a mid-sized observatory-class mount that will provide reliable opera
