Featured Products
Astro-Physics
1100GTO German Equatorial Mount with or without Absolute Encoders (1100GTO, 1100GTO-AE, 1100GTO-AEL)
Why an 1100GTO? The 1100GTO is a mid-sized observatory-class mount that will provide reliable opera
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
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
Kendrick Astro Instruments
Kendrick Visual AstroSolar Filter for 92mm F665 Stowaway. Fits 107-115mm OD, 103mm filter aperture. (KS6004-B)
Kendrick Solar filters featuring Baader film are famous for their exquisite sharpness and detail acr
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
Bracket to Attach Right-Angle Polar Alignment Scope Adapter to Mach2GTO Mounts (RAPM2)
The Mach2GTO mount incorporates integrated absolute encoders and fixed internal communication and po
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)
The 92 Stowaway’s Field Flattener (92FF) is used to correct the field curvature that is inhere
Astro-Physics
1600GTO German Equatorial Mount with Extended Temperature Absolute Encoders and APCC-PRO
Why a 1600GTO? Thirty plus years of mount design and building expertise has been employed to engine
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
GTO Keypad with Keypad Protector for all GTO mounts. Serial # of mount required for purchase. (KEYVFK2)
The Keypad is a self-contained handheld computer that allows you to control all essential telescope
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
Astro-Physics
Mach2GTO German Equatorial Mount (MACH2GTO)
We are absolutely excited to introduce our new Mach2GTO Universal Robotic mount that sets a new stan
Most Popular Products
Astro-Physics
Counterweights for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (also Mach1 using optional shaft)
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
Astro-Physics
2.7" Thread-On Extensions for Astro-Physics Focusers and Accessories (A3502-A)
This series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, while pr
Astro-Physics
Multi Radius Base for Quick Release Finder Bracket & Accessories using Male Dovetail Base (A3251-B), including STARFMD. (QRBASEM)
This Quick Release base is designed to securely fit scopes from as small as 3” on up, so that
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. O
Astro-Physics
Counterweights for 1.125" Shaft - 400, 600E, 800 and Mach1
Our counterweights are precision machined from 303 stainless steel. The weights slip easily onto the
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
CCD Telecompressor (CCDT67)
Originally developed to tame the focal length of our 10" f/14.6 Mak-Cass, this telecompressor is opt
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
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
Finder Bracket Male Dovetail Base (needs QRBASE or QRBASES) (A3251-B)
Our male dovetail base is a versatile accessory - an integral part of our Quick Release Finder Brack
Astro-Physics/Powerwerx
Power Cables for GTOCP4
The power cable for the GTOCP4 can purchased as a set or the individual parts can be purchased separ
New Products
Astro-Physics
130GTX and 130EDFGT Focuser Cover, Felted (T13014F-B)
Felt-lined, machined aluminum cover for the focuser of the 130 StarFire GTX (130GTX) and 130 StarFir
Astro-Physics
130GTX and 130EDFGT Tube Cover for Focuser End of the Tube (T13012)
Threaded machined aluminum cover for the focuser end of the maintube of the 130 StarFire GTX (130GTX
Astro-Physics
Allows the 3.5” Focuser to be installed on Starfire 155 & Starfire 180 in place of 4” or 2.7" Focusers (ADA4F-35F)
The ADA4F-35F adapter allows the 3.5” focuser (35FOCER-FT) to be installed on StarFire 155 &am
Kendrick Astro Instruments
Kendrick Visual AstroSolar Filter for 10" Maksutov-Cassegrain. Fits 300mm-310mm OD, 277mm filter aperture. (KS6016-A)
Kendrick Solar filters featuring Baader film are famous for their exquisite sharpness and detail acr
Astro-Physics
1600GTO German Equatorial Mount with Extended Temperature Absolute Encoders and APCC-PRO
Why a 1600GTO? Thirty plus years of mount design and building expertise has been employed to engine
Astro-Physics
1600GTO German Equatorial Mount with Standard Temperature Absolute Encoders and APCC-PRO (1600GTO-AE)
Why a 1600GTO? Thirty plus years of mount design and building expertise has been employed to engine
Astro-Physics
Bracket to Attach Right-Angle Polar Alignment Scope Adapter to Mach2GTO Mounts (RAPM2)
The Mach2GTO mount incorporates integrated absolute encoders and fixed internal communication and po
Astro-Physics
SLR Camera Adapter (35mm and digital) without T-Ring to use with 2.7" and 4" Field Flatteners except 160FF (67RT)
Use this adapter with the 2.7" or 4" Prime Focus Field Flatteners to obtain the best possible result
Baader Planetarium
Baader Protective T-Ring w/ 2" Nosepiece for Canon EOS without any Filters (BPEOS)
Although Baader officially calls this a T-ring, this bayonet offers far more. The Baader Protective
Baader Planetarium
Baader Protective T-Ring w/ 2" Nosepiece for Canon EOS with H-Alpha Filter (BPEOSH)
Although Baader officially calls this a T-ring, this bayonet offers far more. The Baader Protective
Astro-Physics
SLR Camera Adapter (35mm and digital) with Konica T-Ring to use with 2.7" and 4" Field Flatteners except 160FF (67RTKON)
Use this adapter with the 2.7" or 4" Prime Focus Field Flatteners to obtain the best possible result
Astro-Physics
SLR Camera Adapter (35mm and digital) with Pentax Screw T-Ring to use with 2.7" and 4" Field Flatteners except 160FF (67RTPTS)
Use this adapter with the 2.7" or 4" Prime Focus Field Flatteners to obtain the best possible result
