Lens Configuration

MTF Chart

Vertical axis : Contrast

Horizontal axis : Distance from the center of the image

S : Sagittal

M : Meridional

Spatial freguency 10lines/mm
Spatial freguency 20lines/mm
Spatial freguency 40lines/mm


TypeGF80mmF1.7 R WR
Lens configuration12 elements in 9 groups
(includes 1 aspherical and 2 superED elements)
Focal lengthf=80mm (63mm in 35mm format equivalent)
Angle of view37.7°
Max. apertureF1.7
Min. apertureF22
Aperture control
Number of blades9 (rounded diaphragm opening)
Step size1/3EV (23 steps)
Focus range70cm - ∞
Max. magnification0.15x
External dimensions : Diameter x Length*1 (approx.)Ø94.7mm x 99.2mm
Weight*2 (approx.)795g
Filter sizeØ77mm
Accessories includedLens Cap FLCP-77
Lens rear cap RLCP-002
Lens hood
Lens pouch


*1 distance from camera lens mount flange

*2 excluding caps and hoods


To enjoy the best performance of this lens, be sure to upgrade the firmware of GFX cameras.