Optics |
Optical Formula |
15 elements in 12 groups |
Aperture Range |
f/2.8 ~ f/22 |
Number of Aperture Blades |
9 |
Minimum Focusing Distance |
0.3 m |
Maximum Magnification |
0.21 X |
Special Features |
aspherical element(s), extra-low dispersion element(s), internal focusing, fixed rear-element extension (FREE) |
Mechanics |
Filter Diameter |
77 mm |
Maximum Diameter |
84 mm |
Length |
98.5 mm |
Weight |
600 g |
Special Features |
super-sonic focusing |
Accessories |
Cap |
plastic clip-on cap, 77 mm |
Fitting Hood(s) |
bayonet hood: PH-RBJ77 |
Fitting Case(s) |
soft case: S100-140 |