Cooke S4i T2 Prime set (18-75mm)

Basic 5 lens S-35 prime set


Cooke S4i T2 PL prime lens set, PL mount.  Set consists of 5 x lenses:: 18, 25, 32, 50, 75mm. Industry acclaimed Cooke S4/i lenses are the goto lens for many drama and feature productions.  They cover S-35 and have a very wide selection of focal lengths.


Lens Groupset

Cooke S4i prime


PL Mount

Sensor Size/Coverage


Lens Type

Prime Lens Set

The latest S4i electronic film lenses which interface to RED cameras submitting lens exposure information.

Cooke S4i Prime set

  • 18mm T2.1 Cooke S4i
  • 25mm T2.1 Cooke S4i
  • 32mm T2.1 Cooke S4i
  • 50mm T2.1 Cooke S4i
  • 75mm T2.1 Cooke S4i

110mm Front lens Diameter.

Award winning Cooke S4 Prime Lenses were designed and developed in close technical collaboration with industry professionals. They are colour-matched and compatible with all contemporary Cooke cine lenses.

Cooke S4 optics offer superb optical and mechanical performance, control of flare, distortion, veiling glare and spherical aberrations at full aperture. The cam-type focus mechanism allows for smooth focus adjustments. Modular construction increases ease of maintenance and serviceability.

/i Technology Logo Technology

All S4 Prime lenses stocked by VMI are equipped with /i Technology and are designed for all PL mounted professional motion picture film and electronic cameras. The /i Technology provides cinematographers and camera operators with vital information on lens setting, focusing distance, aperture and depth-of-field, hyperfocal distance, serial number, owner data, lens type and focal length in both metric and footage measurements. For zoom lenses, the zoom position is displayed.

T-stop Range Angular Rotation of Iris Scale Miniumum Marked Object Distance
Units degrees mm inches
18mm S4/i T2-T22 96 250 9
25mm S4/i T2-T22 96 250 9
32mm S4/i T2-T22 96 325 12
50mm S4/i T2-T22 93 550 20
75mm S4/i T2-T22 92 800 30
Close Focus from Lens Front Angular Rotation to MOD Endstop Maximum Diagonal Angle of View for Super 35 Format
Units mm inches degrees degrees
18mm S4/i 64 2.5 270 80
25mm S4/i 64 2.5 270 62
32mm S4/i 152 6 300 50
50mm S4/i 330 13 300 34
75mm S4/i 584 23 300 22
Length from Front of Lens to Lens Mount Max Front Diameter Total Weight
Units mm inches mm kg lbs
18mm S4/i 113 4.5 110 1.75 3.85
25mm S4/i 113 4.5 110 1.6 3.5
32mm S4/i 128 5 110 1.85 4
50mm S4/i 125 4.9 110 1.5 3.3
75mm S4/i 125 4.9 110 1.75 3.85
18mm T2.1 Cooke S4i
25mm T2.1 Cooke S4i
32mm T2.1 Cooke S4i
50mm T2.1 Cooke S4i
75mm T2.1 Cooke S4i
5 x Lens Front Cap (Cooke 110mm)
5 x Lens End Cap (PL)

Flight Case: 52 x 42 x 28   19.90kg
Country Of Origin: UK

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