William Optics Gran Turismo 81 WIFD

Lens Type : Triplet Apochromatic Prime Lens
Focal Length : 478mm
Diameter : 81mm
F/ Ratio : f/5.9
Optional Flattener : FLAT6AIII 0.8x | FLAT68III 1.0X
Focuser : WIFD | Compatible with EAF
Color : Red
Lens Material : FPL-53
Strehl Ratio : 0.95+
Camera Format : Full Frame|DSLR|Mirrorless|CMOS|CCD
Test Report : Included
T-Mounts Supported : Canon EF, RF Nikon F, Z Sony E Pentax K Micro Four Thirds (M4/3) FUJI X