Irix Cine 45mm T1.5 Canon RF Imperial Cine Lens

Capturing cinematic footage with a shallow depth of field and precise focus control can be a challenge on Canon RF-mount cameras. The Irix Cine 45mm T1.5 Canon RF Imperial lens solves this by delivering a fast T1.5 aperture, full-frame coverage, and professional cine-style mechanics in a robust, weather-sealed body. Its imperial focus markings and 0.8 MOD gears integrate seamlessly with follow-focus systems, making it a reliable tool for narrative film, documentaries, and commercial productions.

Who is it for

This lens is built for cinematographers, videographers, and content creators who demand consistent optical performance and ergonomic control. Whether you are shooting a feature film, a music video, or a corporate interview, the 45mm focal length offers a natural perspective that flatters subjects while maintaining environmental context. It is especially suited for Canon RF users who want a dedicated cine prime without adapters.

Main features

• Fast T1.5 maximum aperture for low-light shooting and shallow depth of field
• Full-frame image circle compatible with Canon RF mount
• Manual focus and iris with 0.8 MOD gears for follow-focus and wireless control
• Imperial focus markings in feet for intuitive distance setting
• 9-blade iris for smooth, rounded bokeh
• Weather-sealed construction with 5 seals to resist dust and moisture
• Aluminum-magnesium alloy body for durability without excessive weight
• 86mm filter thread and 95mm front diameter for matte boxes and filters

Specifications

• Focal length: 45mm
• Maximum aperture: T1.5
• Minimum aperture: T22
• Lens mount: Canon RF
• Image circle: Full-frame
• Focus type: Manual focus
• Iris blades: 9
• Front diameter: 95mm
• Filter thread: 86mm
• Minimum focus distance: 0.4 m (1.31 ft)
• Gear mod: 0.8 MOD (focus, iris)
• Focus ring rotation: 180°
• Aperture ring rotation: 75°
• Focus markings: Imperial (feet)
• Weather sealing: Yes (5 seals)
• Optical design: 11 elements in 9 groups
• Angle of view (full-frame): 51.4°
• Construction material: Aluminum-magnesium alloy
• Image stabilization: No

Tips

Pair this lens with a matte box and follow-focus system for smooth, repeatable focus pulls. The 0.8 MOD gears are compatible with most standard cine accessories, and the weather sealing allows confident shooting in challenging environments. Use the imperial markings to quickly set distance when working with imperial measurements.