Irix Cine 21mm T1.5 Lens for Sony E (Imperial)

With a bright T1.5 aperture and full-frame coverage, the Irix Cine 21mm T1.5 delivers exceptional low-light performance and a dramatic wide-angle perspective. Its 90° diagonal field of view captures expansive scenes with stunning clarity, while the 11-blade rounded iris produces smooth, cinematic bokeh. Built for professional filmmakers, this lens combines robust construction with precise manual control, making it a reliable tool for demanding productions.

Overview

The Irix Cine 21mm T1.5 is a high-performance cinema lens designed for Sony E-mount cameras. It offers a versatile 21mm focal length, ideal for landscapes, architecture, interiors, and establishing shots. The lens features a fast T1.5 maximum aperture, enabling shallow depth of field and excellent performance in low light. Its optical design comprises 16 elements in 15 groups, ensuring sharp, high-contrast images with minimal distortion. The lens is fully manual, with a 180° focus rotation and 75° iris rotation, allowing precise and repeatable adjustments. The focus scale is marked in imperial units (feet), and the lens is equipped with industry-standard 0.8 MOD gears for seamless integration with follow focus systems. Weather sealing with four rubber seals protects against dust and moisture, making it suitable for use in challenging environments.

What stands out

• Bright T1.5 aperture for low-light shooting and shallow depth of field.
• Full-frame coverage with a 90° diagonal angle of view for immersive wide-angle shots.
• 11-blade rounded iris for smooth, cinematic bokeh.
• Robust aluminum-magnesium alloy construction with weather sealing.
• Industry-standard 0.8 MOD gears on focus and iris rings for follow focus compatibility.

Technical details

• Focal length: 21mm
• Maximum aperture: T1.5
• Minimum aperture: T22
• Lens mount: Sony E
• Image circle: Full frame (43.3mm)
• Minimum focus distance: 0.3m (1 ft)
• Aperture blades: 11, rounded
• Filter thread: 95mm
• Front diameter: 95mm
• Focus ring rotation: 180°
• Iris ring rotation: 75°
• Optical design: 16 elements in 15 groups
• Angle of view (full frame): 90° diagonal
• Focus scale markings: Imperial (feet)
• Weather sealing: Yes (4 rubber seals)
• Construction material: Aluminum-magnesium alloy
• Focus type: Manual focus

Our verdict

The Irix Cine 21mm T1.5 is a superb choice for filmmakers seeking a wide-angle cinema lens with excellent low-light capability and precise manual control. Its robust build and standard gear rings make it a dependable addition to any professional kit.