Full-Frame Anamorphic Capture

Bring a wide, cinematic perspective to your productions with the Sirui IronStar 35mm T1.9 Anamorphic 1.5x Lens. Designed for full-frame cameras, this lens delivers a widescreen look with enhanced depth, oval-shaped bokeh, and striking blue anamorphic flares. Its fast T1.9 maximum aperture ensures excellent low-light performance and beautiful subject separation, making it well-suited for narrative filmmaking, music videos, and commercial work.

Anamorphic Aesthetic

• 1.5x Squeeze Ratio – Creates a classic widescreen anamorphic field of view.
• Oval Bokeh – Distinctive rendering of out-of-focus highlights.
• Optical Depth – Design enhances separation between subject and background.
• 23mm Full-Frame Equivalent – Delivers a wider horizontal angle of view.
• Blue Lens Flares – Produces the signature anamorphic streak when working with direct light sources.

Interchangeable Mounts

Each IronStar prime lens includes ARRI PL and Canon EF mounts, providing flexibility across a wide range of cine-style cameras, mirrorless systems, and DSLRs. This adaptability makes the IronStar series an excellent choice for filmmakers working on diverse productions.

Cine-Style Design

The IronStar 35mm is built for professional workflows, featuring a 95mm front diameter compatible with matte boxes and lens accessories. Its 0.8 MOD focus and iris gears integrate seamlessly with follow focus units and control systems, while the 270° focus barrel rotation allows for precise, controlled focus pulls.