Quick view 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 MSRP: Was: Now: $1,295.00 Add to Cart
Quick view Astro-Physics GTO Keypad with Keypad Protector - for GTOCP1, GTOCP2 and GTOCP3 Control Boxes. Serial # of mount required for purchase. (KEYVFK) This Keypad should only be purchased for use with the GTOCP1, GTOCP2 and GTOCP3 control boxes. This MSRP: Was: Now: $980.00
Quick view Astro-Physics GTO Keypad with Keypad Protector for GTOCP4 and GTOCP5 Control Boxes. Serial # of mount required for purchase. (KEYVFK2) This Keypad should only be purchased for use with the GTOCP4 and GTOCP5 control boxes with version P MSRP: Was: Now: $980.00 Add to Cart
Quick view 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 MSRP: Was: Now: $2,400.00 Add to Cart
Quick view 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 MSRP: Was: Now: $297.00 Add to Cart
Quick view 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 MSRP: Was: Now: $240.00 Add to Cart
Quick view Astro-Physics 16.5" P-Style Dovetail Saddle Plate with Four Clamps -3600GTO, 1600GTO and 1200 (DOVEPW) This saddle plate was originally designed with the 3600GTO in mind; however, it is ideal for the 160 MSRP: Was: Now: $513.00 Add to Cart
Quick view 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 wh MSRP: Was: Now: $627.00 Add to Cart
Quick view 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 MSRP: Was: Now: $6,310.00
Quick view 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 MSRP: Was: Now: $5,690.00 Add to Cart
Quick view 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 MSRP: Was: Now: $6,510.00
Quick view 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 MSRP: Was: Now: $5,890.00 Add to Cart
Quick view 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 MSRP: Was: Now: $445.00 Add to Cart
Quick view 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 MSRP: Was: Now: $160.00 Add to Cart
Quick view Astro-Physics 2.7" Focuser with Feather Touch Micro 9:1 Dual-Speed Knobs (27FOC3E-FT) 09-01-24 This focuser has been discontinued and is no longer available. The following historical in
Quick view Astro-Physics 0.72x Quad Telecompressor Corrector for 130GTX or prior 130EDFGT that has been upgraded to 3.5" Rotating Focuser (QUADTCC-AP130) 07-16-24 Today, we introduced the 13035TCC-2 and 13035TCC-3 Tri-TCC Telecompressor Correctors to rep
Quick view 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 MSRP: Was: Now: $137.00 Add to Cart
Quick view Astro-Physics Multi-Radius Base for Quick Release Finder Bracket, PICQRM2, STARFMD & other accessories using Male Dovetail Base (A3251-C). (QRBASEM) This Quick Release base is designed to securely fit scopes from as small as 3” on up, so that MSRP: Was: Now: $57.00 Add to Cart
Quick view Astro-Physics Base for 10 x 60 Quick Release Guider Bracket (QRBASEG) This base is designed with a dual-radius curve in order to fit onto the predrilled holes of all Astr MSRP: Was: Now: $69.00 Add to Cart
Quick view Astro-Physics 23" P-Style Dovetail Plate, 7.65" Wide (SBPW23) Our robust P-style Dovetail Plate measures 7.65" at the widest portion of the dovetail and 1.2" thic MSRP: Was: Now: $377.00 Add to Cart
Quick view Astro-Physics CCD Telecompressor (CCDT67) Originally developed to tame the focal length of our 10" f/14.6 Mak-Cass, this telecompressor is opt MSRP: Was: Now: $189.00 Add to Cart
Quick view Astro-Physics 15" V-Style Wide Dovetail Bar for DOVEDV10 and other V-Style Saddle Plates (SBV15) 06-16-25 This mounting plate has been discontinued and is no longer available. The following
Quick view Astro-Physics Right-Angle Polar Alignment Scope Adapter for Mach1GTO Mounts (RAPM1) Note: This adapter is not needed for the Mach1GTO mounts shipped beginning in 2014 (serial number M1 MSRP: Was: Now: $109.00 Add to Cart
Quick view Astro-Physics Right-Angle Polar Alignment Scope Adapter for 1200GTO Mounts (RAP1200) Our Right-Angle Polar Alignment Scope can be used with the Mach1GTO and all 900 and 1200 mounts (exc MSRP: Was: Now: $132.00 Add to Cart
Quick view Astro-Physics Right-Angle Polar Alignment Scope Adapter for 900GTO Mounts (RAP900) Special note regarding a select few 900 mounts: Please check this linked photo t MSRP: Was: Now: $109.00 Add to Cart
Quick view Astro-Physics Astro-Physics Portable Piers Characteristics of Astro-Physics Piers Unique tension design combines rugged construction with li MSRP: Was: Now: $1,534.00 Options
Quick view Astro-Physics 8" Vixen-Style Dovetail Sliding Bar (SBV08) This Astro-Physics 8” Vixen-style Dovetail Plate was originally designed with the 92 mm Stowaw MSRP: Was: Now: $57.00 Add to Cart
Quick view 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 MSRP: Was: Now: $399.00 Add to Cart
Quick view Astro-Physics Field Flattener for 92mm Stowaway and Traveler. Requires 2.5" DoveLoc End Cap that comes with 92mm F6.65 Stowaway or EC2725 for Traveler (92FF) This 92FF field flattener was designed for the 92 Stowaway (92F665) and 105mm Traveler (105EDF, lega MSRP: Was: Now: $627.00 Add to Cart
Quick view Astro-Physics 3.5" Prime Focus Field Flattener for 180 TEC Refractors (180F735FF) October 2023 - This field flattener was introduced to optimize performance of the 180mm f7 refractor MSRP: Was: Now: $1,250.00 Add to Cart
Quick view Astro-Physics 3.5" Prime Focus Field Flattener for 140 TEC Refractors or 140 StarFire with 4" or 3.5" Focuser (14035FF) December 2022 - This field flattener was introduced to optimize performance of the 140mm refractors MSRP: Was: Now: $969.00 Add to Cart
Quick view Astro-Physics 3.5" Prime Focus Field Flattener for 130GTX serial #130GTX-900 and higher (also 886, 887, 888) and any 130EDFGT upgraded to 3.5" Focuser (13035FF-3) December 2022 - Two new field flatteners were introduced to optimize performance of all 130GTX scope MSRP: Was: Now: $969.00 Add to Cart
Quick view Astro-Physics 3.5" Prime Focus Field Flattener for 130GTX serial #130GTX-600 to 130GTX-885, 889 & 890 (13035FF-2) December 2022 - Two new field flatteners were introduced to optimize performance of all 130GTX scope MSRP: Was: Now: $969.00
Quick view Astro-Physics Threaded Cap for Right-Angle Polar Scope Adapter (M16106-A) We are making this cap available separately as a spare in case you lose the one included with the Ri MSRP: Was: Now: $35.00
Quick view Astro-Physics 3.5" Prime Focus Field Flattener for 130GTX or prior 130EDFGT upgraded to 3.5" Focuser (13035FF) December 18, 2022. This version of the 13035FF has been replaced by the newer versions that were des
Quick view Astro-Physics EPROM Microcontroller Chip w/ V2 Version Firmware for GTOCP3 Control Box, Extraction Tool (CHIPKITV2) If you already own the GTOCP3 control box, you may wish to consider upgrading the ROM chip to take a MSRP: Was: Now: $92.00
Quick view Astro-Physics 1100GTO RA & Dec Auto-Adjust Motor/Gearbox Upgrade (S1100MGW-UP) May 7, 2025. We have a limited number of upgrades available for mounts shipped before January MSRP: Was: Now: $1,975.00
Quick view Astro-Physics 1600GTO RA & Dec Auto-Adjust Motor/Gearbox Upgrade (S1600MGW-UP) May 7, 2025. We have a limited number of upgrades available for mounts shipped before April 20 MSRP: Was: Now: $1,975.00
Quick view Astro-Physics 190mm f/6 StarFire CS (190CS) Description and Design Goals Introducing the 190mm f/6 StarFire Christen Superachromat (190CS).&n
Quick view Astro-Physics 155mm f/6 StarFire CS (155CS) Description and Design Goals Introducing the 155mm f/6 StarFire Christen Superachromat (155CS).&n
