Irix Cine Lens 45mm T1.5 Sony E Mount Metric

On a fast-paced production set, the Irix Cine Lens 45mm T1.5 for Sony E mount delivers the reliable optical performance and precise mechanical control that cinematographers demand. Its full-frame coverage and bright T1.5 aperture make it a versatile choice for narrative films, documentaries, and commercial work, while the metric focus scale and 0.8 MOD gears integrate seamlessly with follow-focus systems and lens motors.

Key specifications

• Focal length: 45mm
• Maximum aperture: T1.5
• Minimum aperture: T22
• Lens mount: Sony E
• Image circle: Full-frame (43.3mm)
• Focus type: Manual focus
• Aperture blades: 11
• Filter thread: 86mm
• Front diameter: 95mm
• Gear mod: 0.8 MOD (focus and iris)
• Minimum focus distance: 0.4 m (1.31 ft)
• Optical design: 11 elements in 9 groups
• Angle of view (full frame): 51.4°
• Focus ring rotation: 180°
• Iris ring rotation: 75°
• Weather sealing: Yes (3 rubber seals)
• Focus scale: Metric
• Construction: Aluminum-magnesium alloy
• Sensor coverage: Full-frame, Super35, APS-C

Why choose it

The Irix 45mm T1.5 combines a fast aperture for shallow depth of field and low-light shooting with a robust, weather-sealed build. Its 11-blade iris produces smooth, rounded bokeh, and the long focus rotation allows for precise manual focusing. The unified 95mm front diameter and standard 86mm filter thread simplify matte box and filter use across the Irix cine lens set.

Ideal use cases

• Independent film and commercial production
• Documentary and event videography
• Music videos and creative content
• Photography with manual focus

Good to know

This lens is part of the Irix cine lens series, offering consistent gear positions and front diameters for quick lens changes on set. The metric focus scale is ideal for productions using metric measurements, and the weather sealing provides reliability in challenging environments.