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    $105.00
    $105.00 - $105.00
    $105.00
    $90.00
    $90.00 - $90.00
    $90.00

    Sky-Watcher Evoguide 50ED Flattener

    SW-S20214
    1 in stock

    Compatible with Evoguide 50.

    $105.00
    $105.00 - $105.00
    $105.00
    $90.00
    $90.00 - $90.00
    $90.00
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  • Sold out
    $375.00
    $375.00 - $375.00
    $375.00
    $230.00
    $230.00 - $230.00
    $230.00

    Sky-Watcher Evolux 62ED 0.9x Reducer/Flattener

    SW-S20206

    0.9x thread-on reducer/corrector produces a flat field across the entire image while shortening exposure time by 24%. Optimized for Evolux 62mm ref...

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    $375.00
    $375.00 - $375.00
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    $230.00
    $230.00 - $230.00
    $230.00
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  • Save 30% Save %
    $385.00
    $385.00 - $385.00
    $385.00
    $269.00
    $269.00 - $269.00
    $269.00

    Sky-Watcher Evolux 82ED 0.9x Reducer/Flattener

    SW-S20207
    Only 2 left!

    0.9x thread-on reducer/corrector produces a flat field across the entire image while shortening exposure time by 24%. Optimized for Evolux 82mm re...

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    $385.00
    $385.00 - $385.00
    $385.00
    $269.00
    $269.00 - $269.00
    $269.00
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  • Save 11% Save %
    $500.00
    $500.00 - $500.00
    $500.00
    $445.00
    $445.00 - $445.00
    $445.00

    Sky-Watcher Evostar 150DX 0.77x Reducer/Flattener

    SW-S20208

    0.77x reducer for Evostar 150DX.

    $500.00
    $500.00 - $500.00
    $500.00
    $445.00
    $445.00 - $445.00
    $445.00
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    $415.00
    $415.00 - $415.00
    $415.00
    $370.00
    $370.00 - $370.00
    $370.00

    Sky-Watcher Evostar 72ED 0.85x Reducer/Flattener

    SW-S20212

    Compatible with both APS-C and full frame sensors, APS-C (crop sensors) and smaller recommended M48x0.75 thread 55mm back focus Drops f/ratio from...

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    $415.00
    $415.00 - $415.00
    $415.00
    $370.00
    $370.00 - $370.00
    $370.00
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  • $440.00 - $440.00
    $440.00
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    $440.00

    Sky-Watcher Quattro Coma Corrector

    SW-S20204

    Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unaltered.

    $440.00 - $440.00
    $440.00
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    $440.00
  • $380.00 - $380.00
    $380.00
    $380.00
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    $380.00

    Sky-Watcher Reducer/Corrector (.85x) for Evostar 100

    SW-S20201

    0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 100 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 100 E...

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    $380.00 - $380.00
    $380.00
    $380.00
    $380.00 - $380.00
    $380.00
  • $395.00 - $395.00
    $395.00
    $395.00
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    $395.00

    Sky-Watcher Reducer/Corrector (.85x) for Evostar 120

    SW-S20202

    0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 120 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 120 E...

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    $395.00 - $395.00
    $395.00
    $395.00
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    $395.00
  • $370.00 - $370.00
    $370.00
    $370.00
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    $370.00

    Sky-Watcher Reducer/Corrector (.85x) for Evostar 80

    SW-S20200

    0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 80 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 80 ED ...

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    $370.00 - $370.00
    $370.00
    $370.00
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    $370.00
  • $999.00 - $1,128.00
    $999.00 - $1,128.00
    $999.00 - $1,128.00
    $999.00

    Starizona HyperStar V4 for Celestron 8"

    Options available
    2 variants in stock

    FeaturesThe HyperStar 8 lens converts a standard Celestron 8" SCT from f/10 to f/1.9, making the system 25 times faster. That means 25-times shorte...

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    $999.00 - $1,128.00
    $999.00 - $1,128.00
    $999.00 - $1,128.00
    $999.00
  • $499.00 - $499.00
    $499.00
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    $499.00

    Starizona SCT Corrector LF - Large Format Reducer/Coma Corrector

    STZ-SCTCORR-LF

    Starizona's SCT Corrector has been an incredibly popular focal reducer and coma corrector, giving astrophotographers with standard Schmidt-Cassegra...

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    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00
  • $300.00 - $300.00
    $300.00
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    $300.00

    Starlight Instruments Housing Only w/o SIPS Optics

    SI-SIPSHOUSING

    This is a complete housing without the SIPS optic. The housing can be used for astronomers that have more than 1 telescope and want to use the SIP...

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    $300.00 - $300.00
    $300.00
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    $300.00
  • $850.00 - $850.00
    $850.00
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    $850.00

    Starlight Instruments SIPS Coma Corrector

    SI-SIPS

    Starlight Instruments is proud to introduce a new Coma Corrector called the Starlight Integrated Paracorr System (referred to as SIPS hereafter). ...

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    $850.00 - $850.00
    $850.00
    $850.00 - $850.00
    $850.00
  • $58.00 - $58.00
    $58.00
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    $58.00

    TS-Optics 0.5x Focal reducer - 1.25"

    TS-TSRED051

    The TS optics 0.5x reducer shortens the focal lengths of the telescope by 50% and doubles the lens speed and field of view. This advantage can be u...

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    $58.00 - $58.00
    $58.00
    $58.00 - $58.00
    $58.00
  • $210.00 - $210.00
    $210.00
    $210.00 - $210.00
    $210.00

    TS-Optics 0.67x Reducer for RC Telescopes - 2"

    TS-CCD47

    The 2" CCD compressor reduces the focal length of telescopes with the factor 0.67x, thus allowing significantly shorter exposure times.♦ The focal ...

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    $210.00 - $210.00
    $210.00
    $210.00 - $210.00
    $210.00
  • $281.00 - $281.00
    $281.00
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    $281.00

    TS-Optics 0.79x Photoline Reducer Corrector - 2"

    TS-TSred279

    ♦ Reduction of the focal length 0.79x - exposure time goes to 62%♦ 3-element design with ED element for very good field correction♦ Easy telescope ...

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    $281.00 - $281.00
    $281.00
    $281.00 - $281.00
    $281.00
  • $220.00 - $220.00
    $220.00
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    $220.00

    TS-Optics 1.0x Flattener and Field Corrector - 2"

    TS-TSFLAT2

    ♦ Suitable for all 2" focusers, the corrector is completely sunken into the focuser♦ Very good results with all popular refractors and apos of at l...

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    $220.00 - $220.00
    $220.00
    $220.00 - $220.00
    $220.00
  • $152.96 - $152.96
    $152.96
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    $152.96

    TS-Optics 1.0x M48 Flattener and Field Corrector - 2"

    TS-WiflatM48
    1 in stock

    ♦ Suitable for refractor telescopes up to 102 mm aperture or smaller (ED, apo, achromat, ...)♦ Connection telescope side 2" barrel with filter thr...

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    $152.96 - $152.96
    $152.96
    $152.96 - $152.96
    $152.96
  • $154.00 - $154.00
    $154.00
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    $154.00

    TS-Optics 1.0x T2 Flattener and Field Corrector - 2"

    TS-WiflatT2

    ♦ Suitable for refractor telescopes up to 102 mm aperture or smaller (ED, apo, achromat, ...)♦ Connection telescope side 2" barrel with filter thre...

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    $154.00 - $154.00
    $154.00
    $154.00 - $154.00
    $154.00
  • $332.00 - $332.00
    $332.00
    $332.00 - $332.00
    $332.00

    TS-Optics XWA 100° 20mm Eyepiece - 2"

    TS-TSXWA20

    The gigantic field of view (100°) of the TS XWA eyepiecesWith best contrast will pleasure your eyes with unforgettable views - thanks to the extens...

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    $332.00 - $332.00
    $332.00
    $332.00 - $332.00
    $332.00
  • $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00

    William Optics 2x Barlow Nosepiece for Binoviewer

    WO-E-BINO-B2
    1 in stock

    This 2-power nose piece barlow makes it easier to focus with most telescope. It can be screwed onto 1.25" eyepieces as well as binoviewers. For eve...

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    $44.00 - $44.00
    $44.00
    $44.00 - $44.00
    $44.00
  • $88.00 - $88.00
    $88.00
    $88.00 - $88.00
    $88.00

    William Optics 45° Erecting Prism - 1.25"

    WO-D-EP125
    1 in stock

    William Optics new 45 Deg. EP will work with any 1.25" eyepieces and scopes with 1.25" eyepiece holders. It will turn upside down images right s...

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    $88.00 - $88.00
    $88.00
    $88.00 - $88.00
    $88.00
  • $96.00 - $96.00
    $96.00
    $96.00 - $96.00
    $96.00

    William Optics 90° Erect Prism - 1.25"

    WO-D-EP90-125II
    1 in stock

    All New 90 Degree 1.25" Erect Prism All New 90 degree high quality Erecting prism With helical Focuser barrel. Another beautiful product exclusiv...

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    $96.00 - $96.00
    $96.00
    $96.00 - $96.00
    $96.00
  • $110.00 - $110.00
    $110.00
    $110.00 - $110.00
    $110.00

    William Optics 99% Dielectric Dura Bright Diagonal - 1.25"

    WO-D-125D-C-DB
    1 in stock

    William Optics 1.25" DURA BRIGHT Dielectric Diagonal Introducing New model William Optics Dura-Bright diagonal - a dramatic step forward in the ...

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    $110.00 - $110.00
    $110.00
    $110.00 - $110.00
    $110.00