William Optics Flattener 4 - 0.8X Reducer

  • Sale
  • Regular price $309.00
  • William Optics Flattener 4 - 0.8X Reducer

    • Sale
    • Regular price $309.00
    • ITEM #



    William Optics Flattener 4 - 0.8X Reducer

    William Optics Flattener 4 - AFR-IV

    The revolutionary William Optics AFR-IV Adjustable Flattener and (0.75x-0.8x) reducer is made for 500-1000mm refractors, including the William Optics FLT98, FLT110, FLT132, and others. This 2-element, 2" is black-anodized for durability and beauty. All internal surfaces are blackened to eliminate reflections.

    The WO AFR-IV Flattener has a rotating t-ring thread that will accept any standard t-ring for your camera. The included T-ring adapter comes with a locking screw and extra retaining screws. This field flattener inserts directly into a 2" focuser. It is easy to set the optimum back focus distance...just twist.

    William Optics AFR-IV Flattener Highlights...

    • The lens is designed to cover full size DSLR cameras with a clear lens aperture of 54 mm
    • The WO Flattener 4 has an excellent air-spaced doublet design with STM coatings, and is made with the best Ohara optical glass.
    • Superb William Optics anodized finish.
    • All internal surfaces are threaded and blackened.
    • Rotating T-ring thread for any 35mm camera. The T-ring adapter is provided with a lock screw and extra lock retaining screws.
    • Will accept any standard T-ring for your camera.
    • Inserts directly into 2" focuser.
    • Lens-to-chip distance : 66-86mm
    • 0.75x-0.8x Reducer
    • Rotating T-ring adapter
    • Clear Aperture : 54mm
    • L 84mm : W 95mm : H 144mm
    • Weight : 595 g

    Additional Information

    Accessory TypeFlattener
    ManufacturerWilliam Optics
    Warranty2 Year Warranty

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