William Optics Gran Turismo 81 WIFD (Space Gray)

$1,998.00
Article number: T-GT-81SG-WIFD
Availability: More on the Way to us
Delivery time: More on the Way to Us

GRAN TURISMO 81 WIFD Technical Specification

Lens Type
 
Triplet Apochromatic Prime Lens
Focal Length
 
478mm
Diameter
 
81mm
F/ Ratio
 
f/5.9
Optional Flattener
 
FLAT6AIII 0.8x
 
FLAT68III 1.0X (Require WIFD Extension Adapter)
Focuser
 
WIFD
 
Compatible with EAF
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
OTA Weight
 
7.3 lbs (3.3 kg)
Total Weight
 
9.9 lbs (4.5 kgs)
Tube Length (Retracted)
 
420mm
Tube Length (Extended)
 
500mm
   
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