Gates 90-25-10x FP80 Acrylic/ Glass Flat Port

Gates 90-25-10x FP80-8 Acrylic/ Glass Flat Port

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Gates 90-25-10x FP80 Acrylic/ Glass Flat Port

Due to its larger front element, the FP80 supports a variety of medium to macro lenses – including external zooms. A simple, versatile port option. Both Acrylic (Perspex) and Glass versions available. Optical Note: like a SCUBA mask, flat ports yield ~20% loss of field of view (FOV) underwater.

Key features:

  • Versatile: The FP80 supports a wide range of lenses for medium to macro imaging
  • AR-coated glass: BK7 glass element with Anti Reflective (AR) coating is optional
  • Shade: Shade choices include W075 (standard) and Macro (optional)
  • Field replaceable: The FP80 element is user-changeable in the field



  • Optical grade Acrylic / Perspex (standard)
  • Anti-reflective (AR) coated BK7 glass (optional)

Element Diameter / Clear Aperture:

  • 7.4in / 189mm


  • W075 (standard)
  • Macro (optional)

Depth Rating:

  • 450ft / 137m