Lens Mount: Canon EF

Focal Length: 70-200 mm

Maximum T-stop: 1:4.4 ( f =70 - 200 mm)

Iris Blades: 9

Image Circle: φ 28.2 mm / φ 29.6 mm

Coverage (H x V ): 24.6 x 13.8 mm / 26.2 x 13.8 mm

Aspect ratio: 1.78 : 1 / 1.9 : 1

Widest end angular field of view ( H x V ); Telephoto angular field of view ( H x V ): 19.9°x 11.3°at 70mm; 7.0°x 4.0°at 200mm / 21.2° x 11.3° at 70mm; 7.5° x 4.0° at 200mm

Minimum Object Distance（M.O.D.）: 1.2m / 4ft (from the image sensor)

Object Dimensions at M.O.D. : 31.3 x 17.5cm at 70mm; 11.5 x 6.4cm at 200mm / 33.3 x 17.5cm at 70mm; 12.2 x 6.4cm at 200mm

Focus Angular Rotation: Endless (Operation range 130°）

Focus Gear Module: 0.8

Zoom Angular Rotation: 90°

Zoom Gear Module: 0.5

Iris Angular Rotation: 90°

Iris Gear Module: 0.5

Front Diameter: φ 84mm

Filter Diameter: φ 77mm

Length: 182.3mm

Weight Approx.: 1.25kg