Ultra-wide picture angle of 180 degrees on DX sensor is achieved by producing a smaller image circle (the size of the image that is projected by the lens onto the sensor) enabling a smaller lens diameter, lighter weight and optimal image quality from center-to-edge-to-corner on the image.
รายละเอียดทั้งหมด :
Focal Length
2.8
Maximum Aperture
22
Minimum Aperture
Yes
Autofocus
DX FX in DX Crop Mode
Compatible Format(s)
Yes
Distance Information
Yes
ED Glass Elements
Yes
Super Integrated Coating
0.46 ft. (0.14m)
Minimum Focus Distance
180-degrees
Angle of View
10
Lens (Elements)
1
ED (Elements)
7
Lens (Groups)
1/5
Maximum Reproduction Ratio
2.5x2.5in. (Diameter x Length) 63x62.5mm (Diameter x Length)