Skip to content
Black November Sale NOW ON! Up to 60% off! Huge discounts on premium telescopes: WO Fluorostar, Pleiades, entire Founder Optics range, Explore Scientific FCD100 premium glass triplet APOs + Massive price drops on Explore Scientific 52, 68 & 100 deg eyepieces & more!
Black November Sale NOW ON! Up to 60% off! Huge discounts on premium scopes, eyepieces & more!
Optical Accessories

Optical Accessories

All the general optical accessories for your telescope.

Filters

  • William Optics FLAT73A Flattener - ProAstroz
    William Optics FLAT73A Flattener - ProAstroz
    Sold out - more on the way!
    Original price $369.00 - Original price $369.00
    Original price $369.00
    $369.00
    $369.00 - $369.00
    Current price $369.00

    William Optics FLAT73A Flattener

    ProAstroz

    New Adjustable Dedicated Flattener 73A for William Optics ZS73Optically-matched 1:1 Flattener for ZS73 APOSuitable for use with full frame sensors....

    View full details
    Original price $369.00 - Original price $369.00
    Original price $369.00
    $369.00
    $369.00 - $369.00
    Current price $369.00
    Sold out - more on the way!
  • William Optics FLAT7A 0.8x Flattener - ProAstroz
    William Optics FLAT7A 0.8x Flattener - ProAstroz
    Save $64.00 Save $0.00
    Original price $1,049.00
    Original price $1,049.00 - Original price $1,049.00
    Original price $1,049.00
    Current price $985.00
    $985.00 - $985.00
    Current price $985.00

    William Optics FLAT7A 0.8x Flattener

    ProAstroz

    Needs to be ordered in - Delivery timeframe about 10 business days from order. New William Optics Adjustable Flattener Reducer 0.8x FLAT7AOptimised...

    View full details
    Original price $1,049.00
    Original price $1,049.00 - Original price $1,049.00
    Original price $1,049.00
    Current price $985.00
    $985.00 - $985.00
    Current price $985.00
    Save $64.00 Save $0.00