Quick view Baader 2” Stop-ring with Brass Clamping Ring and Thumb Screws (BP2SR) The Baader 2” stop-ring is used as a spacer to prevent the barrel of 2” eyepieces from i MSRP: Was: Now: $22.00 Add to Cart
Quick view Step-Down Adapter to be Attached to the 2.7" Threads of Stowaway 92FF & 92TCC for ZWO & QHY 55 mm Standard Spacing (ADA27-68ST) We are adding the ADA27-48ST / ADA27-54ST / ADA27-68ST adapters to our Stowaway accessory collection MSRP: Was: Now: $120.00 Add to Cart
Quick view Step-Down Adapter to be Attached to the 2.7" Threads of Stowaway 92FF & 92TCC for ZWO & QHY 55 mm Standard Spacing (ADA27-48ST) We are adding the ADA27-48ST / ADA27-54ST / ADA27-68ST adapters to our Stowaway accessory collection MSRP: Was: Now: $120.00 Add to Cart
Quick view Step-Down Adapter to be Attached to the 2.7" Threads of Stowaway 92FF & 92TCC for ZWO & QHY 55 mm Standard Spacing (ADA27-54ST) We are adding the ADA27-48ST / ADA27-54ST / ADA27-68ST adapters to our Stowaway accessory collection MSRP: Was: Now: $120.00 Add to Cart
Quick view Astro-Physics Allows 2.7" Accessories to be Attached to the 3.27" Threads of 110FF & 110TCC for ZWO & QHY 55 mm Standard Spacing (ADA327-27-L) We have added the ADA327-27-L to our collection of adapters to make setting up your imaging camera a MSRP: Was: Now: $110.00 Add to Cart
Quick view Baader Planetarium BAADER 2" Cool Ceramic Safety Herschel Prism Mark ll, Photographic/Visual System - for Refractors only (BPHERM2P) In 2023, Baader Planetarium introduced the Mark II version of the Baader 2" Cool-Ceramic Safety Hers MSRP: Was: Now: $761.00 Add to Cart
Quick view Astro-Physics 27.0mm Extension for 2.7" Thread (EXT27-27) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $53.00 Add to Cart
Quick view Astro-Physics 64.8mm Extension for 2.7" Thread (EXT27-64.8) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $69.00 Add to Cart
Quick view Astro-Physics 44.5mm Extension for 2.7" Thread (EXT27-44.5) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $57.00 Add to Cart
Quick view Astro-Physics 31.8mm Extension for 2.7" Thread (EXT27-31.8) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $53.00 Add to Cart
Quick view Astro-Physics 22.9mm Extension for 2.7" Thread (EXT27-22.9) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $48.00 Add to Cart
Quick view Astro-Physics 19.1 mm Extension for 2.7" Thread (EXT27-19.1) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $48.00 Add to Cart
Quick view Astro-Physics 15.2mm Extension for 2.7" Thread (EXT27-15.2) We offer a series of extensions is designed to utilize the robust 2.7" Astro-Physics thread size, wh MSRP: Was: Now: $48.00 Add to Cart
Quick view Astro-Physics 0.83x CCD Telecompressor Corrector for 110mm f/6 StarFire GTX (110TCC) Designed for: 110mm f/6 StarFire GTX Application: Ideal for digital imaging with DSLR and MSRP: Was: Now: $1,450.00 Add to Cart
Quick view Astro-Physics Step-Down Adapter with 2.7" Male Threads to 68 mm Male Threads (ADA27-68) We have designed a series of adapters to assist imagers obtain back spacing distances for their came MSRP: Was: Now: $86.00 Add to Cart
Quick view Astro-Physics 2.7" Prime Focus Field Flattener for 130 f/6.3 StarFire GT with Original 2.7" Focuser (13027FF-GT) December 2022 - This field flattener was introduced to optimize performance of the 130 f6.3 StarFire MSRP: Was: Now: $969.00 Add to Cart
Quick view Astro-Physics Picatinny Male Dovetail Base for Multi-Reticle Reflex Finders (Needs QRBASEM) (PICQRM2) Let’s face it…the Stowaway is a small scope and you don’t want to use a finder th MSRP: Was: Now: $65.00 Add to Cart
Quick view Astro-Physics 0.72x Quad Telecompressor Corrector for 155f7 StarFire (QUADTCC-155) Expand your field! Reduce your f/value, speeding up the collection of photons! And MSRP: Was: Now: $1,767.00 Add to Cart
Quick view 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 MSRP: Was: Now: $969.00 Add to Cart
Quick view 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 MSRP: Was: Now: $55.00 Add to Cart
Quick view 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 MSRP: Was: Now: $75.00 Add to Cart
Quick view 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 MSRP: Was: Now: $69.00 Add to Cart
Quick view Astro-Physics 0.72x Quad Telecompressor Corrector (QUADTCC) Expand your field! Reduce your f/value, speeding up the collection of photons! And MSRP: Was: Now: $1,767.00
Quick view 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 MSRP: Was: Now: $92.00 Options
Quick view 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 MSRP: Was: Now: $86.00 Add to Cart
Quick view 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
Quick view 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 MSRP: Was: Now: $137.00 Add to Cart
Quick view 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 MSRP: Was: Now: $29.00 Add to Cart
Quick view 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 MSRP: Was: Now: $29.00 Add to Cart
Quick view 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 MSRP: Was: Now: $86.00 Add to Cart
Quick view 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 MSRP: Was: Now: $75.00 Add to Cart
Quick view 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 MSRP: Was: Now: $63.00 Add to Cart
Quick view 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 MSRP: Was: Now: $86.00 Add to Cart
Quick view 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 MSRP: Was: Now: $80.00 Add to Cart
Quick view 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 MSRP: Was: Now: $69.00 Add to Cart
Quick view 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 MSRP: Was: Now: $103.00 Add to Cart
Quick view 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 MSRP: Was: Now: $115.00 Add to Cart
Quick view 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 MSRP: Was: Now: $132.00 Add to Cart
Quick view 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 MSRP: Was: Now: $132.00 Add to Cart
Quick view Astro-Physics Eyepiece Projection Camera Adapter with Olympus T-Ring. (EPCTOLY) Astro-Physics Eyepiece Projection Camera Adapter is a two-part adapter. Use this unit with your film MSRP: Was: Now: $132.00 Add to Cart