Showing 1925–1976 of 2533 results

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Astrophotography Accessories

Reducer/Flattener for SV115T with 3″ Feather Touch Focuser (SFFR115-3FT) Stellarvue

Original price was: $ 239,00.Current price is: $ 95,60.
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Astrophotography Accessories

Reducer/Flattener for SVR102T with 2.5″ Focuser (SFFR102-25) Stellarvue

Original price was: $ 229,00.Current price is: $ 91,60.
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Astrophotography Accessories

Reducer/Flattener for SVR102T with 3″ Feather Touch Focuser (SFFR102-3FT) Stellarvue

Original price was: $ 239,00.Current price is: $ 95,60.
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Astrophotography Accessories

Reducer/Flattener for SVR90T with 2.5″ Focuser (SFFR90-25) Stellarvue

Original price was: $ 229,00.Current price is: $ 91,60.
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Astrophotography Accessories

Reducing-Ring 2″i / T-2a with 1.5mm optical length (BPR2T2-15) Astro-Physics

Original price was: $ 36,00.Current price is: $ 21,60.
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Observing Aids

Reflex Sight Finder Mounting Base Only Telrad

Original price was: $ 8,95.Current price is: $ 5,37.
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Spotting Scope

Regal M2 100ED Spotting Scope (52306) Celestron

Original price was: $ 999,95.Current price is: $ 249,99.
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Spotting Scope

Regal M2 65ED Spotting Scope (52304) Celestron

Original price was: $ 599,95.Current price is: $ 179,99.
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Spotting Scope

Regal M2 80ED Spotting Scope (52305) Celestron

Original price was: $ 849,95.Current price is: $ 212,49.
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Tripods

Regal Premium Tripod (82052) Celestron

Original price was: $ 199,95.Current price is: $ 79,98.
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Focusing

Remote IN/OUT Keypad Optec

Original price was: $ 95,00.Current price is: $ 47,50.
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Books

Remote Observatories for Amateur Astronomers Springer

Original price was: $ 39,99.Current price is: $ 23,99.
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Mount Accessories

Replacement Assembly for 900/1200 Dovetail Knob (DOVEKBREP) Astro-Physics

Original price was: $ 35,00.Current price is: $ 21,00.
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Mount Accessories

Replacement Base Adapters for M002 Mount Columns Stellarvue

Original price was: $ 35,00.Current price is: $ 21,00.
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Eyepieces

Reticle Eyepiece 23mm (1.25″) Stellarvue

Original price was: $ 69,00.Current price is: $ 34,50.
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Astrophotography Accessories

Reverse Mounting Ring To 2-inch Nosepiece (17761) Optec

Original price was: $ 75,00.Current price is: $ 37,50.
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Astrophotography Accessories

Reverse Mounting Ring To OPTEC-3000 Dovetail Mount (17760) Optec

Original price was: $ 85,00.Current price is: $ 42,50.
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Astrophotography Accessories

Revolution 150 Degree All-Sky – Wide Angle Lens for Revolution Imagers Revolution

Original price was: $ 17,99.Current price is: $ 10,79.
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Astrophotography Accessories

Revolution Imager: RED shield for 7″ monitor Revolution

Original price was: $ 19,99.Current price is: $ 11,99.
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Cameras

Revolution R2 Imager System Revolution

Original price was: $ 299,00.Current price is: $ 119,60.
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Filters

RGB Type 4 Filters IDAS

Original price was: $ 299,00.Current price is: $ 119,60.
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Astrophotography Accessories

Riccardi Reducer M63 Lunt

Original price was: $ 495,00.Current price is: $ 148,50.
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Astrophotography Accessories

Riccardi Reducer M82 Lunt

Original price was: $ 595,00.Current price is: $ 178,50.
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Finders

Rigel QuikFinder with AA battery pack Astrosystems

Original price was: $ 53,00.Current price is: $ 26,50.
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Plates and Rings

Right-Angle Finder Scope Rings (Base Not Included) (FNDRRGSRA) Explore Scientific

Original price was: $ 79,99.Current price is: $ 39,99.
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Mount Accessories

Right-Angle Polar Alignment Scope Adapters Astro-Physics

Original price was: $ 109,00.Current price is: $ 43,60.
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Mount Accessories

Right-Angle Polar Alignment Scope with LED Illuminator (RAPAS) Astro-Physics

Original price was: $ 445,00.Current price is: $ 133,50.
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Plates and Rings

Ring Set for SV/SVA130 Refractors (R130SET) Stellarvue

Original price was: $ 319,00.Current price is: $ 95,70.
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Plates and Rings

Riser Blocks for 16″ Versatile Dovetail Plate, set of 2 blocks (SBDAPB) Astro-Physics

Original price was: $ 109,00.Current price is: $ 43,60.
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Plates and Rings

Riser Set System with Rail Stellarvue

Original price was: $ 99,00.Current price is: $ 49,50.
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Telescope Accessories

rOTAtor Signal Cable Track the Stars

Original price was: $ 18,00.Current price is: $ 10,80.
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Mount Accessories

RS232-RJ9 cable (8412) iOptron

Original price was: $ 25,00.Current price is: $ 15,00.
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Focusing

RSF motor focuser for RC Rainbow Astro

Original price was: $ 750,00.Current price is: $ 225,00.
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Software and Tutorials

RSPEC Astronomical Spectroscopy Software Field Tested Systems

Original price was: $ 109,00.Current price is: $ 43,60.
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Mounts

RST-135 Robotic Mount Rainbow Astro

Original price was: $ 3.895,00.Current price is: $ 973,75.
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Mounts

RST-135E Robotic Mount w/Encoders Rainbow Astro

Original price was: $ 5.495,00.Current price is: $ 1.373,75.
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Mount Accessories

Rubber Feet for Berlebach Planet Tripod (AWTBER-RFEET) Astro-Physics

Original price was: $ 60,00.Current price is: $ 30,00.
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Plates and Rings

Saddle Plate for GM8, G11, & Takahashi Losmandy

Original price was: $ 130,00.Current price is: $ 52,00.
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Plates and Rings

Saddle Plate for GM8, G11, And Takahashi Mounts Losmandy

Original price was: $ 55,00.Current price is: $ 27,50.
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Plates and Rings

Saddle Plate for Vixen-style Dovetail Plate – 90mm (M-SP90) William Optics

Original price was: $ 66,00.Current price is: $ 33,00.
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Mount Accessories

Saddle Plate Spring Losmandy

Original price was: $ 5,00.Current price is: $ 3,00.
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Power

Saddle Powerbox Pegasus Astro

Original price was: $ 440,80.Current price is: $ 132,24.
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Power

Saddle Powerbox Pucks Pegasus Astro

Original price was: $ 47,40.Current price is: $ 28,44.
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Mount Accessories

Safety Washer for 1.25″ Counterweight Shafts (F516X112WF) Astro-Physics

Original price was: $ 2,00.Current price is: $ 1,20.
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Focusing

Sagitta Off-Axis Guider Optec

Original price was: $ 995,00.Current price is: $ 248,75.
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Astrophotography Accessories

SBIG CFW 8/9/ST adapter for FS-60 Reducer and Flattener (TCD0023) Takahashi

Original price was: $ 152,00.Current price is: $ 60,80.
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Astrophotography Accessories

SBIG CFW-10/ST Spacer for TOA Reducers (TCD0021L) Takahashi

Original price was: $ 154,00.Current price is: $ 61,60.
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Astrophotography Accessories

SBIG CFW-8/S Spacer for TOA Reducers (TCD0021) Takahashi

Original price was: $ 152,00.Current price is: $ 60,80.
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Astrophotography Accessories

SBIG FW8G-STT adapter Planewave

Original price was: $ 160,00.Current price is: $ 64,00.
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Astrophotography Accessories

SBIG ST 9mm Adapter (TCD0009) Takahashi

Original price was: $ 96,00.Current price is: $ 48,00.
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Astrophotography Accessories

SBIG STL Adapter for CCD Field Flatteners and Telecompressor Correctors (ADATCC1) Astro-Physics

Original price was: $ 70,00.Current price is: $ 35,00.
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Astrophotography Accessories

SBIG STL Camera Adapter for 2.4″ Tele Vue

Original price was: $ 36,00.Current price is: $ 21,60.