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  • #47 Violet 1.25" color filter
    $11.95 - $11.95
    $11.95
    $11.95 - $11.95
    $11.95

    Astro-Tech #47 Violet 1.25" Color Filter

    Astro-Tech
    In Stock

    If you have a big scope (8" in aperture and larger), this Astro-Tech #47 violet 1.25" eyepiece filter can help detect high clouds and haze over the...

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    $11.95 - $11.95
    $11.95
    $11.95 - $11.95
    $11.95
  • #56 Light green 1.25" color filter
    $11.95 - $11.95
    $11.95
    $11.95 - $11.95
    $11.95

    Astro-Tech #56 Light Green 1.25" Color Filter

    Astro-Tech
    In Stock

    If you have a scope 6" in aperture and under, this Astro-Tech #56 light green 1.25" eyepiece filter is a useful tool for observing different featur...

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    $11.95 - $11.95
    $11.95
    $11.95 - $11.95
    $11.95
  • #58 Dark green 1.25" color filter
    $11.95 - $11.95
    $11.95
    $11.95 - $11.95
    $11.95

    Astro-Tech #58 Dark Green 1.25" Color Filter

    Astro-Tech
    In Stock

    This Astro-Tech #58 dark green 1.25" eyepiece filter is very helpful when observing the Moon and Mars, plus enhances a variety of features on all t...

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    $11.95 - $11.95
    $11.95
    $11.95 - $11.95
    $11.95
  • $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95

    Astro-Tech .8X Reducer Field Flattener For The 60ED Optical Tubes

    Astro-Tech
    More on the way

    Looking to make your Astro-Tech (or variant) scope faster and flatter for photography? Then the .8x reducer/flattener is exactly what your are loo...

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    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95
  • $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95

    Astro-Tech .8X Reducer Field Flattener For The 72EDII Optical Tubes

    Astro-Tech
    More on the way

    Looking to make your Astro-Tech (or variant) scope faster and flatter for photography? Then the .8x reducer/flattener is exactly what your are loo...

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    $139.95 - $139.95
    $139.95
    $139.95 - $139.95
    $139.95
  • $229.95 - $229.95
    $229.95
    $229.95 - $229.95
    $229.95

    Astro-Tech 0.8X Reducer For Astro-Tech EDQ Series 86/106/126

    Astro-Tech
    More on the way

    This Astro-Tech ATEDQR 0.8X focal reducer is designed specifically for prime focus astrophotography with the Astro-Tech EDQ series of apo refractor...

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    $229.95 - $229.95
    $229.95
    $229.95 - $229.95
    $229.95
  • $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    Astro-Tech 0.8X Reducer/Field Flattener For Astro-Tech At102EDL Doublet Apo Refractor

    Astro-Tech
    In Stock

    This Astro-Tech #AT102EDLRF 0.8X focal reducer/field flattener is designed specifically for prime focus astrophotography with the Astro-Tech AT102E...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    Astro-Tech 0.8X Reducer/Field Flattener For Astro-Tech AT115EDT Triplet APO Refractor Version II

    Astro-Tech
    More on the way

    This economical 0.8x focal reducer and field flattener is designed specifically for astrophotography with the Astro-Tech AT115EDT 115mm f/7 triplet...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    Astro-Tech 0.8X Reducer/Field Flattener For Astro-Tech AT125EDL Doublet APO Refractor

    Astro-Tech
    In Stock

    This 0.8x focal reducer and field flattener is designed specifically for astrophotography with the Astro-Tech AT125EDL f/7.8 apo refractor. This As...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • $199.95 - $199.95
    $199.95
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    $199.95

    Astro-Tech 0.8X Reducer/Field Flattener For Astro-Tech AT130EDT Triplet APO Refractor Version II

    Astro-Tech
    In Stock

    This economical 0.8x focal reducer and field flattener is designed specifically for astrophotography with the Astro-Tech AT130EDT 130mm f/7 triplet...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • Save $100.00 Save $0.00
    $199.95
    $199.95 - $199.95
    $199.95
    $99.95
    $99.95 - $99.95
    $99.95

    Astro-Tech 0.8x Reducer/Field Flattener for Astro-Tech AT80EDL Doublet APO Refractor

    Astro-Tech
    In Stock

    This 0.8x focal reducer and field flattener is designed specifically for astrophotography with the Astro-Tech AT80EDL f/7 apo refractor. This Astr...

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    $199.95
    $199.95 - $199.95
    $199.95
    $99.95
    $99.95 - $99.95
    $99.95
    Save $100.00 Save $0.00
  • $169.95 - $169.95
    $169.95
    $169.95 - $169.95
    $169.95

    Astro-Tech 0.8X Reducer/Field Flattener For Astro-Tech AT80EDT Triplet APO Refractor

    Astro-Tech
    More on the way

    This economical 0.8x focal reducer and field flattener is designed specifically for astrophotography with the Astro-Tech AT80EDT 80mm f/6 triplet a...

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    $169.95 - $169.95
    $169.95
    $169.95 - $169.95
    $169.95
  • $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    Astro-Tech 0.8x Reducer/Field Flattener for Astro-Tech AT90CFT Triplet APO Refractor

    Astro-Tech
    In Stock

    This 0.8x focal reducer and field flattener is designed specifically for astrophotography with the Astro-Tech AT90CFT 90mm f/6 triplet apo refracto...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
  • 0.8x reducer/field flattener for f/6 refractors
    Sold out
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    Astro-Tech 0.8X Reducer/Field Flattener For f/6 Refractors

    Astro-Tech
    Sold Out

    This economical Astro-Tech 2" 0.8x reducer/field flattener is designed for astrophotography with f/6 focal ratio refractors, but will also work wel...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
    Sold out
  • 1.25" #ND9 13% Transmission neutral density grey Moon filter
    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95

    Astro-Tech 1.25" #ND9 13% Transmission Neutral Density Grey Moon Filter

    Astro-Tech
    In Stock

    This economical Astro-Tech ND9 neutral gray filter reduces the brightness and glare that can mask low contrast details during lunar and planetary v...

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    $12.95 - $12.95
    $12.95
    $12.95 - $12.95
    $12.95
  • 1.25" 99% Reflectivity dielectric mirror diagonal
    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95

    Astro-Tech 1.25" 99% Reflectivity Dielectric Mirror Diagonal

    Astro-Tech
    In Stock

    This 1.25" Astro-Tech first-surface mirror star diagonal was named a Sky & Telescope Hot Product for 2007! Sky & Tel recognized that the As...

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    $79.95 - $79.95
    $79.95
    $79.95 - $79.95
    $79.95
  • 1.25" 99% reflectivity dielectric quartz mirror diagonal NEAF DEMO
    Sold out
    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95

    Astro-Tech 1.25" 99% Reflectivity Dielectric Quartz Mirror Diagonal

    Astro-Tech
    Sold Out

    THIS PRODUCT HAS BEEN DISCONTINUED.  THIS PAGE IS HERE FOR INFORMATIONAL PURPOSES ONLY. In addition to 99% reflectivity dielectric coatings, this ...

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    $119.95 - $119.95
    $119.95
    $119.95 - $119.95
    $119.95
    Sold out
  • 1.25" prime focus/variable eyepiece projection adapter, needs T-ring
    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95

    Astro-Tech 1.25" Prime Focus/Variable Eyepiece Projection Adapter, Needs T-Ring

    Astro-Tech
    In Stock

    The Astro-Tech Variable Camera Adapter consists of three parts for both prime focus and eyepiece projection imaging with 1.25" focuser refractors a...

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    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95
  • 1.25"/2" laser collimator
    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95

    Astro-Tech 1.25"/2" Laser Collimator

    Astro-Tech
    In Stock

    This economical Astro-Tech Laser Collimator permits fast and consistent collimation of a Newtonian reflector's optics, including Dobsonians and as...

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    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95
  • 10" f/4 carbon fiber truss-tube imaging Newtonian
    $1,795.00 - $1,795.00
    $1,795.00
    $1,795.00 - $1,795.00
    $1,795.00

    Astro-Tech 10" f/4 Carbon Fiber Truss-Tube Imaging Newtonian

    Astro-Tech
    More on the way

    For serious deep space astrophotographers, this Sky & Telescope 2016 Hot Product 10" Astro-Tech AT10INT carbon fiber truss tube imaging Newtoni...

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    $1,795.00 - $1,795.00
    $1,795.00
    $1,795.00 - $1,795.00
    $1,795.00
  • Astro-Tech 10" f/8 Ritchey-Chrétien carbon fiber optical tube
    $3,495.00 - $3,495.00
    $3,495.00
    $3,495.00 - $3,495.00
    $3,495.00

    Astro-Tech 10" f/8 Ritchey-Chrétien Carbon Fiber Optical Tube

    Astro-Tech
    More on the way

    After many customer requests, we are proud to now offer the Astro-Tech AT10RC Ritchey-Chrétien astrograph, a Sky and Telescope Hot Product for 2010...

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    $3,495.00 - $3,495.00
    $3,495.00
    $3,495.00 - $3,495.00
    $3,495.00
  • Astro-Tech 10" f/8 Ritchey-Chrétien optical tube
    $2,495.00 - $2,495.00
    $2,495.00
    $2,495.00 - $2,495.00
    $2,495.00

    Astro-Tech 10" f/8 Ritchey-Chrétien Optical Tube

    Astro-Tech
    More on the way

    The 10" Astro-Tech AT10RC Ritchey-Chrétien astrograph is a Sky & Telescope Hot Product for 2010 and an Astronomy Star Product for 2010 award wi...

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    $2,495.00 - $2,495.00
    $2,495.00
    $2,495.00 - $2,495.00
    $2,495.00
  • Astro-Tech 10" f/8 truss tube Ritchey-Chrétien optical tube
    $3,195.00 - $3,195.00
    $3,195.00
    $3,195.00 - $3,195.00
    $3,195.00

    Astro-Tech 10" f/8 Truss Tube Ritchey-Chrétien Optical Tube

    Astro-Tech
    More on the way

    This newest Version A of the Astro-Tech AT10RCT carbon fiber Serrurier truss Ritchey-Chrétien Hot Product for 2015 makes high quality large-apertur...

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    $3,195.00 - $3,195.00
    $3,195.00
    $3,195.00 - $3,195.00
    $3,195.00
  • $40.00 - $40.00
    $40.00
    $40.00 - $40.00
    $40.00

    Astro-Tech 10.5mm 1.25" PF Eyepiece

    Astro-Tech
    In Stock

    This Astro-Tech 10.5mm PF series eyepiece has excellent eyerelief and a fantastic flat field to further enhance your viewing pleasure. This Astro-T...

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    $40.00 - $40.00
    $40.00
    $40.00 - $40.00
    $40.00

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