Pay in 4 interest-free payments of $37.50 Learn more
Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
75x conversion factor to correct for the refractive magnification of a flat port underwater
Out of stock gear rings are permanently discontinued and no longer available
This product has been discontinued and is no longer available
This clear door allows you to see the o-ring seal
0" Adapter # 9523
FL Flat Port For Lenses Up To 2.5 Inches Update Kits 75x conversion factor to correctFlat ports are recommended for standard, macro and telephoto lenses. Due to refraction, flat ports reduce the angle of coverage of a lens and magnify the image. This makes the flat port ideal when using standard, macro or zoom lenses to shoot small subjects. Note that if a port is long enough to accommodate the full length of a 1: 1 macro lens, the lens may vignette when used at infinity. If access to the lens' full range is desired, then select a
US$ 49.95
US$ 59.00
US$ 85.00
US$ 49.95
US$ 375.00
US$ 59.00
US$ 149.00
US$ 149.00
