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Sigma 4.5mm F2.8 EX DC HSM Circular Fisheye for Canon

Optical Characteristics

With a 35mm equivalent focal length range of 7mm, this lens offers a Fisheye perspective.

Recommended Applications

*Recommendations are based only on the features necessary to perform the application successfully and do not take into account the relative image quality of different lenses

Creative Effects

Fisheye extreme wide angle 180 degree creative effects.

Technologies

HSM (Hyper-Sonic Motor)

This lens uses a motor driven by ultrasonic waves to provide a quiet, highspeed AF.

IF (Inner Focus)

To ensure stability in focusing, this lens moves the inner lens group or groups without changing the lens' physical length.

EX (EX Lens)

The exterior of this lens is EX-finished to denote the superior build and optical quality, and to enhance its appearance.

DC (DC Lens)

These are special lenses designed so that the image circle matches the smaller size of the image sensor of most digital SLR cameras. Their specialized design gives these lenses the ideal properties for digital cameras, the compact and lightweight construction is an added bonus ! including compact and lightweight construction.

Specifications

35mm equivalent focal length range: 7mm
Lens perspective: Fisheye
Minimum aperture: f22
Image stabilisation: None
Hyper-Sonic motor: Yes
Special lens elements: 1 SLD glass
Filter size: Insertion-type gelatin filter into rear of the lens
Weight: 470g
Dimensions: 76.2 x 77.8
Maximum magnification: 1:6
Recommended applications: Creative Effects

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