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 new adapters to assist imagers obtain back spacing distances for their camera MSRP: Was: Now: $75.00
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
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 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 MSRP: Was: Now: $87.00 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 Options
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 Options
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 Options
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 Options
Quick view Astro-Physics Eyepiece Projection Camera Adapter with Canon T-Ring. (EPCTCAN) 11-10-22 The Eyepiece Projection Camera Adapter with Canon T-Ring has been discontinued. If you wish
Quick view Astro-Physics Nikon Camera Adapter with large 1.73" (44mm) diameter stainless steel bayonet and 2" nosepiece. To be used with DSLR cameras. (PFCLNIK) Our Nikon Camera Adapter allows you to attach your DSLR camera to any focuser that accepts 2" slip-i MSRP: Was: Now: $166.00 Add to Cart
Quick view Astro-Physics Canon EOS Camera Adapter with large 1.875" (47.6mm) diameter stainless steel bayonet and 2†nosepiece. To be used with DSLR cameras. (PFCLEOS) Our Canon EOS Camera Adapter allows you to attach your DSLR camera to any focuser that accepts 2" sl MSRP: Was: Now: $166.00 Add to Cart
Quick view Baader Planetarium Reducing-Ring 2"i / T-2a with 1.5mm optical length (BPR2T2-15) Low profile adapter 2"i to T-2a, featuring just 1.5mm optical length changes a 2" SC (50,8mm MSRP: Was: Now: $36.00 Add to Cart
Quick view Baader Planetarium Click-Lock Eyepiece Clamp 1.25"/T-2 with built-in diopter-adjustment (BP8) Precise focusing eyepiece holder 1¼"/T-2 (5mm focus travel) Requires only a slight turn of MSRP: Was: Now: $94.00 Add to Cart
Quick view Baader Planetarium Baader Heavy-Duty Quick Changing System, includes BP6A and BP7 (BP6A/7) Heavy duty quick change system - clamping for heavy accessories with large brass clamp T-Quick Ch MSRP: Was: Now: $136.00 Add to Cart
Quick view Baader Planetarium Ultrashort 2" Eyepiece Clamp for Vixen M60 and Zeiss M68 (BP32) Eyepiece clamp (12 mm backfocus) Both sides of the clamp are equipped with M68 male threads Inte MSRP: Was: Now: $80.00
Quick view Baader Planetarium 1.25" Double T-2 Filter Holder (BP31) Filter holder with T-2 thread and M28.5 internal thread. A continuous external T-2 thread with an MSRP: Was: Now: $48.00 Add to Cart
Quick view Baader Planetarium Expansion Ring T-2 /48mm with 2.5mm optical path length (BP29) T-2 / M48 extension converts M48 female into T-2 female thread) Focuser side 48mm / 2" external t MSRP: Was: Now: $39.00 Add to Cart
Quick view Baader Planetarium Expansion Ring T-2i /2"a with 1mm optical path length (BP28) Adapter Ring 2" outer thread to T-2 internal thread Advances T-2 male on 2" male Only 1mm optica MSRP: Was: Now: $45.00 Add to Cart
Quick view Baader Planetarium Adapter 2" (male) /T-2 (male) with M48 Thread (BP27) Adapter ring with 2" external thread and T-2 external thread Changes a 2" (50.8mm) inner thread t MSRP: Was: Now: $45.00 Add to Cart
Quick view Baader Planetarium T-2/T-2 Inverter Ring (BP26) Changes a T-2 female into a T-2 male thread Optical path length is zero. Free of reflections MSRP: Was: Now: $36.00 Add to Cart
Quick view Baader Planetarium Variable Locking/Sliding T-2 Focuser (BP24) For 1.25" eyepieces or OAG cameras. 10mm focus travel Telescope side T-2 (M42x0.75 internal threa MSRP: Was: Now: $44.00 Add to Cart
Quick view Baader Planetarium Russian Camera Adapter M42/T-2 (BP23) M42x1 internal thread with T-2 external thread Transition adaptor for all Russian threaded M42x1 MSRP: Was: Now: $44.00 Add to Cart
Quick view Baader Planetarium Adapter M43/T-2, Vixen (BP22) Telescope side internal thread 43mm (Vixen) Focuser side T-2 external thread Shortest connection MSRP: Was: Now: $45.00 Add to Cart
Quick view Baader Planetarium C8 T-Adapter, short/16mm (BP21) A widefield camera adapter for all Schmidt-Cassegrain Celestron/Meade telescope tubes. Allows T-2 MSRP: Was: Now: $57.00 Add to Cart
Quick view Baader Planetarium 2"/2" Inverter Ring with 48mm Filter Thread (BP2/21) Converts 2" female into 2" male thread Internal M48 Filter thread for 2" filter MSRP: Was: Now: $44.00 Add to Cart
Quick view Baader Planetarium 2" Deluxe Clamp Eyepiece Holder for SCTs (BP17) SCT visual back with 2" SCT internal female thread but without 2" Filter holder Precise 2" clamp MSRP: Was: Now: $64.00
Quick view Baader Planetarium Reducer 2"/ 1.25" with T-2 Thread (BP15) 2" external thread to 1 ¼" internal thread reducter / eyepiece adaptor Strong grip with 2 MSRP: Was: Now: $52.00 Add to Cart
Quick view Baader Planetarium Nose piece 1.25"/T-2 (BP14) 1¼" nosepiece with T-2 thread and M28.5 filterholder Barrel with 24mm Insertion and securi MSRP: Was: Now: $45.00 Add to Cart
Quick view Baader Planetarium Camera Adapter for Zeiss M44/T-2 (BP13) Combo of M44 male and T-2 male threads T-2 (M42 x 0.75) thread To connect T-2 accessories / came MSRP: Was: Now: $45.00 Add to Cart
Quick view TeleVue TeleVue Starbeam Reflex Finder with Flip Mirror (STARFMD) Starbeam's unique flip mirror provides comfort and flexibility for viewing at any angle - from strai MSRP: Was: Now: $240.00 Add to Cart
Quick view Astro-Physics Astro-Physics Embroidered Cap, Stone (APCAPES) These attractive ball caps feature the Astro-Physics logo beautifully embroidered across the front. MSRP: Was: Now: $22.00 Add to Cart
Quick view Baader Planetarium 1.25" Solar Continuum Filter. MUST be used with a white-light filter in front of main telescope optics (BPSC125) This filter is available in 1.25" (BPSC125) or 2" (BPSC2 sizes. Baader 1.25" Solar Continuum Filt MSRP: Was: Now: $88.00
Quick view Baader Planetarium 1.25" UV-IR Rejection Filter (BPUVIR125) This filter is available in two sizes: 1.25" (BPUVIR125) and 2" (BPUVIR2) sizes. Blocks UV below MSRP: Was: Now: $66.00 Add to Cart
Quick view Baader Planetarium 2" UHC-S High Transmission Nebula Filter (BPUHCS2) This filter is available in 1.25" (BPUHCS125) and 2" (BPUHCS2) sizes. Visual and photographic UHC MSRP: Was: Now: $114.00 Add to Cart
Quick view Baader Planetarium 1.25" UHC-S High Transmission Nebula Filter (BPUHCS125) This filter is available in 1.25" (BPUHCS125) and 2" (BPUHCS2) sizes. Visual and photographic UHC MSRP: Was: Now: $85.00 Add to Cart
Quick view Baader Planetarium 2" U-Filter, Venus Filter (BPU2) Baader U-Filter (Venus and UV) 350nm. Transmission peak approx. 80% at 350nm, bandwidth 60nm (320 MSRP: Was: Now: $355.00 Add to Cart
Quick view Baader Planetarium 2" Solar Continuum Filter MUST be used with a white-light filter in front of main telescope optics (BPSC2) This filter is available in 1.25" (BPSC125) or 2" (BPSC2 sizes. Baader 1.25" Solar Continuum Filt MSRP: Was: Now: $136.00