Cooke 20-100mm

Lens designer Gordon H. Cook designed the 35mm Cooke 20-100mm, T3.1 Varotal zoom lens, released in 1971. It was the first high quality zoom designed for professional motion picture photography that incorporated a totally new design concept that has remained the basis for all Cooke zoom lenses subsequently produced. It was produced through the late 1980s.

SPECS: 

Lens Mount: PL Mount

Maximum Aperture: T3.1

Front Diameter: 144mm

Minimum Focus: 2′ 4″

Length: 13″

Weight: 13.6 Ibs