Attribute | Tokina 20mm f/2 FE AF FiRIN × | Zeiss 25mm f/2.4 Loxia 2.4/25 × |
---|---|---|
Magnification Ratio (x) | 0.097 | 0.16 |
Filter Size (mm) | 62 | 52 |
Focus Details | Internal AF with Ring-Type Ultrasonic Motor; Full-Time Manual Focus Override | Manual focus only, with 90 degree focus throw, engraved distance and DOF scales |
Closest Focus (m) | 0.28 | 0.25 |
Lens Construction | 13 elements in 11 groups, including 2 aspherical and 3 Super-Low Dispersion (SD) elements | 10 elements in 8 groups, including 1 aspherical and 2 anomalous partial dispersion elements; Zeiss T* anti-reflective coating |
Length (mm) | 81.5 | 75 |
Focal Length (mm) | 20.00 | 25.00 |
Diaphragm Blades Type | - | rounded |
Brand | Tokina | Carl-zeiss |
Image Circle | 35mm | 35mm |
Name | Tokina 20mm f/2 FE AF FiRIN | Zeiss 25mm f/2.4 Loxia 2.4/25 |
Weight (g) | 464 | 393 |
Type | Wide Prime | Wide Prime |
Notes | For Sony Full-frame E-Mount; Bayonet type lens hood included. | Sony E-Mount (full frame); Weather-resistant lens mount gasket; Included Accessories: Lens hood, front and rear lens caps, de-click key. |
APS Equivalent | 1.5x: 30mm | 1.5x: 37.8mm |
Aperture (f) | 2.00 - 22.00 | 2.40 - 22.00 |
Diaphragm Blades | 9 | 10 |
Diagonal Angle of View (degree) | 92.70 | 81.00 |
Diameter (mm) | 73.4 | 62 |