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Welcome to Astro-Physics
Dedicated to Craftsmanship
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Check out our new Mach2GTO!
Tarantula Nebula
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1100GTO with Absolute Encoders
M27, Dumbell Nebula
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M78
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NGC 1365
1600GTO Mounts Available, including Encoder Versions
Shipment approximately 3 - 4 weeks.
Featured Products
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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
![6" Eagle Adjustable Folding Pier (EAGLE6-EZ) 6" Eagle Adjustable Folding Pier (EAGLE6-EZ)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/300/689/eagle-has-landed-crop__79321.1546359573.jpg?c=2)
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
![DOVELM162 DOVELM162](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/242/595/dovelm162b-1__34756.1545944270.jpg?c=2)
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
![DOVEDV10 DOVEDV10](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/241/594/dovedv10-1__26964.1545942179.jpg?c=2)
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,
![92TCC 92TCC](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/148/519/92TCC__99684.1643426400.jpg?c=2)
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
![RAPAS RAPAS](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/369/770/RAPAS-1__82625.1547082339.jpg?c=2)
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
![16" Versatile Dovetail Plate for D-Style Dovetail Saddle Plates (SBD16) 16" Versatile Dovetail Plate for D-Style Dovetail Saddle Plates (SBD16)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/266/601/sbd16__36881.1545946917.jpg?c=2)
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
![1060VGKIT 1060VGKIT](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/188/527/Guide-Bracket-Kit__50519.1545521703.jpg?c=2)
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
![SBD12 SBD12](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/264/599/sbd12-spec-web__73781.1545945735.jpg?c=2)
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
![CCDT67 CCDT67](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/149/1312/ccdt67_new_web__40693.1643426401.jpg?c=2)
Astro-Physics
CCD Telecompressor (CCDT67)
Originally developed to tame the focal length of our 10" f/14.6 Mak-Cass, this telecompressor is opt
![MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring (PMDMAX) MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring (PMDMAX)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/203/1486/PMDMAX_web__03440.1690308012.jpg?c=2)
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
![92FF 92FF](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/176/518/92FF__06213.1545505995.jpg?c=2)
Astro-Physics
Field Flattener for 92mm Stowaway and Traveler. 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
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Astro-Physics
Multi-Radius Base for Quick Release Finder Bracket & Accessories using Male Dovetail Base (A3251-C), including STARFMD & PICQRM2. (QRBASEM)
This Quick Release base is designed to securely fit scopes from as small as 3” on up, so that it wil
![DOVEDV10 DOVEDV10](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/241/594/dovedv10-1__26964.1545942179.jpg?c=2)
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,
![DOVELM162 DOVELM162](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/242/595/dovelm162b-1__34756.1545944270.jpg?c=2)
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
![CCDT67 CCDT67](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/149/1312/ccdt67_new_web__40693.1643426401.jpg?c=2)
Astro-Physics
CCD Telecompressor (CCDT67)
Originally developed to tame the focal length of our 10" f/14.6 Mak-Cass, this telecompressor is opt
![MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring (PMDMAX) MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring (PMDMAX)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/203/1486/PMDMAX_web__03440.1690308012.jpg?c=2)
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
![Handle with 6.3" Spacing for 1/4-20 Threaded Holes, Ideal for Stowaway or 130 Refractor (63HANDLE) Handle with 6.3" Spacing for 1/4-20 Threaded Holes, Ideal for Stowaway or 130 Refractor (63HANDLE)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/580/1295/Q6127-1_web__88223.1622826156.jpg?c=2)
Astro-Physics
Handle with 6.3" Spacing for 1/4-20 Threaded Holes, Ideal for Stowaway or 110/130 Refractor (63HANDLE)
Hey! Do you want a hand with that scope? Our CNC machined handle can help you safely tote your Stow
![18 lb. Counterweight for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (also Mach1 using optional shaft) (18SCWT) 18 lb. Counterweight for 1.875" Shaft - Mach2, 900, 1100, 1200 & 1600 (also Mach1 using optional shaft) (18SCWT)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/613/1368/apibr48fl__98067.1668031063.png?c=2)
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
![USB1PFTDI USB1PFTDI](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/503/956/USB1PFTDI__70026.1548885215.jpg?c=2)
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
![Flat Surface Tripod Adapter - attach 400, 600E, Mach1 and Mach2 to a flat surface (ADATRI) Flat Surface Tripod Adapter - attach 400, 600E, Mach1 and Mach2 to a flat surface (ADATRI)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/301/694/ADATRI-new__67184.1546363694.jpg?c=2)
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
![AS50HM AS50HM](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/430/952/astrosolar-safety-film-od-50-eco-size-20x29-100x50-117x117-cm-fd8__72963.1548816792.jpg?c=2)
Baader Planetarium
BAADER AstroSolar 5.0 Safety Film 500 x 1000mm (19.7" x 39.4") (AS50HM)
The current solar maximum cycle will continue to peak throughout 2024 offering sunspots that will ch
![TRAY09 TRAY09](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/295/665/apimsuzku__85920.1643734609.jpg?c=2)
Astro-Physics
Accessory Trays for Piers and Tripods
Beautiful, functional and rugged - the various components of the Astro-Physics Pier Accessory Tray S
![BAADER AstroSolar 5.0 Safety Film 200 x 290mm (7.9"x11.4") (AS50A4) BAADER AstroSolar 5.0 Safety Film 200 x 290mm (7.9"x11.4") (AS50A4)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/429/951/astrosolar-safety-film-od-50-eco-size-20x29-100x50-117x117-cm-574__66706.1548816712.jpg?c=2)
Baader Planetarium
BAADER AstroSolar 5.0 Safety Film 200 x 290mm (7.9"x11.4") (AS50A4)
The current solar maximum cycle will continue to peak throughout 2024 offering sunspots that will ch
New Products
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Astro-Physics
Tri-TCC Telecompressor Corrector for 130GTX serial # 130GTX-600 to 130GTX-885, 889, 890 (13035TCC-2)
July 2024: The 13035TCC-2 is in production with estimated release in the Fall 2024. It was des
![Step-Down Adapter from 3.27" to 68mm for CMOS and CCD Cameras (ADA327-68) Step-Down Adapter from 3.27" to 68mm for CMOS and CCD Cameras (ADA327-68)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/669/1556/ADA327-68_002_web__90428.1720022945.jpg?c=2)
Astro-Physics
Step-Down Adapter from 3.27" to 68mm for CMOS and CCD Cameras (ADA327-68)
In July 2024, we added several adapters to simplify your CMOS or CCD imaging train when used with th
![Step-Down Adapter from 3.27" to 54mm for CMOS or CCD Cameras (ADA327-54) Step-Down Adapter from 3.27" to 54mm for CMOS or CCD Cameras (ADA327-54)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/668/1555/ADA327-54_002_web__23545.1720022806.jpg?c=2)
Astro-Physics
Step-Down Adapter from 3.27" to 54mm for CMOS or CCD Cameras (ADA327-54)
In July 2024, we added several adapters to simplify your CMOS or CCD imaging train when used with th
![Step-Down Adapter from 3.27" to 48mm for CMOS or CCD Cameras (ADA327-48) Step-Down Adapter from 3.27" to 48mm for CMOS or CCD Cameras (ADA327-48)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/667/1554/ADA327-48_002_web__47123.1720022267.jpg?c=2)
Astro-Physics
Step-Down Adapter from 3.27" to 48mm for CMOS or CCD Cameras (ADA327-48)
In July 2024, we added several adapters to simplify your CMOS or CCD imaging train when used with th
![13035TCC-3 without EXT327-22.1 Spacer Extension 13035TCC-3 without EXT327-22.1 Spacer Extension](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/666/1553/13035TCC-3_web_without_spacer__99382.1719175694.jpg?c=2)
Astro-Physics
0.79x Tri-TCC Telecompressor Corrector for 130GTX serial # 130GTX-900 or higher (also 886,887,888) and any 130EDFGT upgraded to 3.5" Focuser (13035TCC-3)
The 13035TCC-3 Tri-TCC was introduced in July 2024 in response to requests for higher performance wh
![2" Adapter for 2.5" DoveLoc; Allows use of 2" Accessories; Included with 92mm F6.65 Stowaway and for use with Traveler (ADA2520DL) 2" Adapter for 2.5" DoveLoc; Allows use of 2" Accessories; Included with 92mm F6.65 Stowaway and for use with Traveler (ADA2520DL)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/665/1550/ADA2520DL_web__11138.1715889825.jpg?c=2)
2" Adapter for 2.5" DoveLoc; Allows use of 2" Accessories; Included with 92mm F6.65 Stowaway and for use with Traveler (ADA2520DL)
The ADA2520DL adapter serves as the 2.5” Doveloc component for visual observing. It has the Doveloc
![3.5" Focuser Drawtube Dust Cap - Zero-Profile Delrin Cap Fitting the 3.5" Doveloc Adapter (A5071) 3.5" Focuser Drawtube Dust Cap - Zero-Profile Delrin Cap Fitting the 3.5" Doveloc Adapter (A5071)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/664/1548/A5071-1_web__21068.1715884365.jpg?c=2)
3.5" Focuser Drawtube Dust Cap - Zero-Profile Delrin Cap Fitting the 3.5" Doveloc Adapter (A5071)
The A5071 Dust Cap is a zero-profile part that was originally designed for the Starfire 110GTX to mi
![Kendrick 12 VDC ACTIVE USB HUB 3.0 Kendrick 12 VDC ACTIVE USB HUB 3.0](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/662/1535/USB3-HUB-with-cords__92814.1715462734.jpg?c=2)
Kendrick Astro Instruments
Kendrick USB 3.0 7-Port Active Charging Hub, 12V (KDUSB3)
Information from Kendrick Astro website. Why use a USB Hub? There are an impressive number of
![BPIRP2 BPIRP2](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/661/1531/baader-ir-pass-filter-2-685-nm-069__03232.1714232576.jpg?c=2)
Baader Planetarium
Baader IR-Pass Filter 2" (685nm) (BPIRP2
Baader IR-Pass Filer HWB 685nm Reduces the effect of seeing resulting in a much sharper image. T
![Baader 1.25” UHC-L / Ultra-L-Booster Filter Baader 1.25” UHC-L / Ultra-L-Booster Filter](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/660/1527/UHC-L_filter-sized__57046.1707947794.jpg?c=2)
Baader 1.25” UHC-L / Ultra-L-Booster Filter
The Baader UHC-L filter is the classic all-round "light pollution rejection filter". This UHC-L filt
![Nikon Z Mirrorless Camera Adapter with large diameter stainless steel “Z” lens bayonet. For all 3.5" and 4" most Field Flatteners and TCC Telecompressor Correctors. (ADANIK-Z) Nikon Z Mirrorless Camera Adapter with large diameter stainless steel “Z” lens bayonet. For all 3.5" and 4" most Field Flatteners and TCC Telecompressor Correctors. (ADANIK-Z)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/655/1517/ADANIK-CAN-Z_web__30239.1707333439.jpg?c=2)
Nikon Z Mirrorless Camera Adapter with large diameter stainless steel “Z” lens bayonet. For all 3.5" and 4" most Field Flatteners and TCC Telecompressor Correctors. (ADANIK-Z)
In March 2024, we introduced adapters for popular mirrorless Nikon Z and Canon EOS RF cameras to be
![Canon EOS Mirrorless Camera Adapter with large diameter stainless steel “RF” Lens bayonet. For all 3.5" and most 4" Field Flatteners and TCC Telecompressor Correctors. (ADACAN-RF) Canon EOS Mirrorless Camera Adapter with large diameter stainless steel “RF” Lens bayonet. For all 3.5" and most 4" Field Flatteners and TCC Telecompressor Correctors. (ADACAN-RF)](https://cdn11.bigcommerce.com/s-giucqvpdlm/images/stencil/270x270/products/654/1516/ADANIK-CAN-Z_web__06054.1707333137.jpg?c=2)
Canon EOS Mirrorless Camera Adapter with large diameter stainless steel “RF” Lens bayonet. For all 3.5" and most 4" Field Flatteners and TCC Telecompressor Correctors. (ADACAN-RF)
In March 2024, we introduced adapters for popular mirrorless Nikon Z and Canon EOS RF cameras to be