85-300mm T2.9-4.0 Light Weight Telephoto zoom
ZK3.5x85 is a telephoto zoom lens with a frequuently-used focal length covering from 85 to 300mm. Thanks to the detachable servo drive unit on the ZK series, the lens can be operated in the same manner as a traditional broadcast ENG-Style lens and accessories. Furthermore, with the servo drive unit removed, traditional cinema manual, or external cine motors for zooming and focusing operation is also available for all models of this series.
With the latest optical simulation technology and high precision large diameter aspherical elements, it has achieved both high optical performance and a lightweight compact body of 2.9kg. Thanks to high resolution from the center to corner, high image quality without image distortion will be exhibited on the large screens of movie theaters.
Model name | ZK3.5x85 |
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Application | 35mm PL Mount Camera |
Focal length | 85-300mm |
Zoom raito | 3.5x |
T-no. | T2.9 (85-218mm) T4.0 (300mm) |
Iris blades | 9 |
M.O.D.from image planes | 1.2m / 4' |
Object dimensions at M.O.D. 1.78 : 1 Aspect raito* |
85mm 274 x 154mm 300mm 79 x 44mm |
Angular field of view 1.78 : 1 Aspect raito* |
85mm 18°21' x 10°23' 300mm 5°14' x 2°57' |
Focus rotation | 200° |
Zoom rotation | 120° |
Size (φ x Length) | φ114 x 249mm |
Mass | 3.1 kg (with Drive Unit) / 2.6 kg (without Drive Unit) |