Cooke S4 T2.0 21mm feet

PL mount prime lense in excellent condition, imperial scale (feet)

a 135mm will come shortly, actually at service, similar price

The Cooke S4 21mm T2.0 lens is part of the Cooke S4 Prime series and is highly regarded for its image quality and craftsmanship, especially in the film industry. Below are some key technical details for this lens:

General Specifications:

• Focal Length: 21mm
• Maximum Aperture: T2.0
• Lens Type: Prime lens
• Mount: PL mount (standard for cinema lenses)
• Format Coverage: Super 35mm format (covers up to a 31.4mm image circle)
• Focus Scale: Imperial or metric focus markings
• Optical Design: Cooke’s 4th generation of S4 lenses are known for their superior optical performance, with consistent color balance and minimal distortion.

Dimensions:

• Length: Approx. 105mm (4.13 inches)
• Diameter: 114mm (4.49 inches)
• Weight: Approx. 1.3 kg (2.87 lbs)

Features:

• Image Quality: Known for the “Cooke Look,” characterized by smooth bokeh, rich color rendition, and a pleasing, cinematic image with minimal distortion.
• Lens Coating: Special anti-reflective coatings designed to reduce flare and improve contrast.
• Iris Blades: 9-blade iris that creates a rounded aperture, contributing to the smooth bokeh.
• Manual Focus: Standard manual focus control with long throw for precise adjustments.
• Minimal Breathing: Designed to reduce focus breathing, making it suitable for high-quality motion picture work.

Compatibility:

• Lens Mount: PL mount, compatible with a variety of cameras and accessories that support the PL mount.
• Lens Control: Compatible with third-party lens motors for remote focus control.

Performance:

• Aperture Range: T2.0 – T22
• Close Focus Distance: Approx. 0.3m (1ft)
• Front Diameter: 114mm (for matte boxes or other filter accessories)

The Cooke S4 21mm T2.0 lens is favored for its fast aperture, sharpness, and unique visual characteristics, making it a go-to choice for many cinematographers working on high-end productions.