18MM F5.6 Emount Full Frame Lens-Lightweight

Type: Manual focusing (orthophoto)

Actual focal length: f=18mm

OP TTL (Optical Total Track Length): Approximately 59.6mm

Lens Diameter (MAX): 24.5mm

Sensor's Diagonal Size: 43.3mm

Max. IC (Maximum Image Circle): 43.55mm

CRA (Chief Ray Angle): 33°

Field of view angle: D 100.5 °-H 90° - V 67.4°

Distortion: 0.00 %

Relative illumination: 39.40%

MTF 80 lp/mm at 0.0 Field: 0.63

MTF 80 lp/mm at 0.8 Field(S/T): .504 .441

MTF 80 lp/mm at 1.0 Field(S/T): .394 .357

Lens construction: 7 elements in 3 groups 

Mount type: E-mount

Compatible sensor: full frame sensor

Aperture: F5.6

Focusing Range: 2 meters to infinity

Weight: 63 g