Attribute | Tokina 10-17mm f/3.5-4.5 AT-X 107 AF DX Fisheye × | Pentax SMC P-DA Fish-Eye 10-17mm f/3.5-4.5 ED IF × |
---|---|---|
Diagonal Angle of View (degree) | 100.00 - 180.00 | 100.00 - 180.00 |
Notes | Built-in Lens Hood; Available AF Mounts: Canon and Nikon Digital Only | Distance scale, Integrated lens hood; no filter ring or rear-element filter clip |
Aperture (f) | 4.00 - 22.00 | 3.50 - 32.00 |
Closest Focus (m) | 0.14 | 0.14 |
Magnification Ratio (x) | 0.391 | 0.39 |
Type | Wide Zoom | Fisheye Zoom |
Focus Details | Internal | "Quick-Shift" Focus System for instant shift to manual focus |
APS Equivalent | 1.5x: 15 - 25.5mm; 1.6x: 16 - 27.2mm | 15 - 25.5mm |
Diaphragm Blades | 6 | 6 |
Image Circle | APS-C | APS-C |
Focal Length (mm) | 10.00 - 17.00 | 10.00 - 17.00 |
Brand | Tokina | Pentax |
Name | Tokina 10-17mm f/3.5-4.5 AT-X 107 AF DX Fisheye | Pentax SMC P-DA Fish-Eye 10-17mm f/3.5-4.5 ED IF |
Weight (g) | 350 | 320 |
Zoom System | Rotary | Rotary |
Length (mm) | 71.1 | 71.5 |
Diameter (mm) | 70 | 68 |
Lens Construction | 10 elements in 8 groups, including one SD glass element | 10 elements in 8 groups |