Astro-Physics

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

Counterweight Shaft Adapter with Aluminum Bronze Insert for Mach1GTO Mounts shipped since July 2014 (SM1CSA)

If your Mach1GTO mount is is frequently used as a portable mount, you may wish to consider upgrading

Astro-Physics

1600GTO Counterweight Shaft Adapter with Aluminum Bronze Insert (S1600CSA)

If your 1600GTO mount is is frequently used as a portable mount, you may wish to consider upgrading

Astro-Physics

1200GTO Counterweight Shaft Adapter with Aluminum Bronze Insert (S1200CSA)

If your 1200 is frequently used as a portable mount, you may wish to consider upgrading to this coun

Astro-Physics

Counterweight Shaft Adapter with Aluminum Bronze Insert for 900 Mounts (see exception) and Mach1GTO Mounts shipped before July 2014 (S900CSA)

If your 900 is frequently used as a portable mount, you may wish to consider upgrading to this count

Astro-Physics

1100GTO Counterweight Shaft Adapter with Aluminum Bronze Insert (S1100CSA)

If your 1100GTO mount is is frequently used as a portable mount, you may wish to consider upgrading

Astro-Physics

2.7" Prime Focus Field Flattener for Legacy StarFire f6 EDFS Refractors (13027FF-EDFS)

Our 2.7" Field Flattener (13027FF-EDFS) was introduced in February 2022 for our legacy 130 f6 Starfi

Astro-Physics

2" Nosepiece Extension with 48mm Threads (EXT48-12.7)

This ½" extension is a robust version of T-thread extension tubes. It uses 48 mm threads at b

Astro-Physics

3.5" Focuser Doveloc to 2.7" Female Thread Adapter. Net Spacing Distance: 0.281" (7.14mm) (ADA35DL-27)

The "doveloc" feature of the ADA35DL-27 is a 3.5” circular dovetail used with the 3.5” R

Astro-Physics

Threaded 2.7" Barlow Holder with Internal 42mm Thread (BH27-INT42)

Realize the full potential of your Baader Fluorite Flatfield Converter (BPFFC) or 2" Advanced Conver

Astro-Physics

0.72x Quad Telecompressor Corrector (QUADTCC)

Expand your field!   Reduce your f/value, speeding up the collection of photons!  And

Astro-Physics

3.27" Backfocus Spacer Extensions for Astro-Physics Focusers and Accessories (EXT327-)

When purchasing the QUADTCC, 110TCC or other other accessories you may need to add the proper l

Astro-Physics

22" Mach2GTO RA/Dec Cable from Backplate to GTOCP5 (CABM2RD22)

This custom cable will provide an additional 6.5" of length than the standard R.A. and Dec. cables t

Astro-Physics

Step-Down Adapter with 2.7" Male Threads to 54mm Male Threads (ADA27-54)

We have designed a series of adapters to assist imagers obtain back spacing distances for their came

Astro-Physics

Picatinny Male Dovetail Base for Multi-Reticle Reflex Finders (Needs QRBASEM) (PICQRM)

 RECOMMENDED ALTERNATIVE Beginning October 19, 2022, we now offer the newest version of the Pi

Astro-Physics

7" V-Style Light-weight Dovetail Accessory Saddle, perfect for Stowaway (Needs Dovetail Bar) (ACSD07)

This 7” Vixen-style dovetail saddle has been designed to be light and small for use with the S

Astro-Physics

2.7" Spacer Rings , Set of 3 Rings (SRSET-27)

In most imaging setups it will not be necessary to modify the spacing distance.  However, there

Astro-Physics

3.27" Spacer Rings , Set of 3 Rings (SRSET-327)

In most imaging setups, it will not be necessary to modify the spacing distance.  However, ther

Astro-Physics

13.7" x 1.875" Diameter Counterweight Shaft, Stainless Steel (M2043)

This shaft has a usable length of 13.7" and is designed to be used with our 5 lb. (5SCWT), 10 l

Astro-Physics

Step-Down Adapter with 2.7" Male Threads to 48mm Male Threads (ADA27-48)

We have designed a series of adapters to assist imagers obtain back spacing distances for their came

Astro-Physics

Allows 2.7" Accessories to be Attached to the 3.27" Threads of CCD Flatteners & Telecompressor Correctors (ADA327-27)

We have added several adapters to assist imagers obtain back spacing distances for their camera syst

Astro-Physics

Step-Down Adapter with 2.7" Male Threads to 2.156" Male Threads (ADA27-2156)

We have designed a series of adapters to assist imagers obtain back spacing distances for their came

Astro-Physics

Step-Down Adapter with 2.7" Male Threads to 42mm Male Threads (ADA27-42)

We have designed a series of adapters to assist imagers obtain back spacing distances for their came

Astro-Physics

6' Cable with Locking Connectors for GTOCP1, GTOCP2 and GTOCP3, Older Mounts and More (CABLPFPP)

We are pleased to offer our locking power cable with Powerpole connectors for our GTOCP1, GTOCP2 and

Astro-Physics

6' Cable with 2-Pin Connector for GTOCP4 and GTOCP5 (CABPP6)

The power cable for the GTOCP4 or GTOCP5 (Mach2GTO only) can purchased as a set or the individual pa

Astro-Physics

Power Cable Set with Switchcraft and Powerpole Connectors for GTOCP3, Most Earlier Mounts and Telescope Fans. (CABPP123SET)

We are pleased to offer locking power cables with Powerpole connectors for our GTOCP1, GTOCP2 and GT

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

Keypad Modeling License for GTOCP4. *** You must provide serial number of your GTOCP4 when you order this license. (CP4-KEYMODEL-256)

GTOCP4 Keypad Modeling License - Use with Keypad Version 5 Firmware Version 5 of our keypad firmwar

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

Astro-Physics

1600GTO German Equatorial Mount with Extended Temperature Absolute Encoders. Includes APCC-PRO and PEMPro (1600GTO-AEL)

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. Includes APCC-PRO and PEMPro (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)

All 67RT adapters have been discontinued. If you have a Canon EOS or Nikon, You may wish to con

Astro-Physics

Prime Focus Camera Adapter without T-Ring (PFCT)

The PFCT adapter has been discontinued in favor of these adapters for DSLR camera:   Nikon

Astro-Physics

Eyepiece Projection Camera Adapter with Konica T-Ring. (EPCTKON)

Astro-Physics Eyepiece Projection Camera Adapter is a two-part adapter. Use this unit with your film

Astro-Physics

Eyepiece Projection Camera Adapter with Pentax Screw T-Ring. (EPCTPTS)

Astro-Physics Eyepiece Projection Camera Adapter is a two-part adapter. Use this unit with your film

Astro-Physics

Eyepiece Projection Camera Adapter with Minolta T-Ring (EPCTMIN)

Astro-Physics Eyepiece Projection Camera Adapter is a two-part adapter. Use this unit with your film