Sirui IronStar 35mm T1.9 Lens (PL/EF Mount)

Wide-angle viewThe Sirui IronStar 35mm T1.9 1.5x Anamorphic Full Frame Cine Lens delivers the coveted cinematic aesthetic with precision engineering and accessible design. Featuring a fast T1.9 aperture, a constant 1.5x squeeze ratio, and full-frame compatibility with a generous 46mm image circle, this lens captures vibrant, widescreen visuals marked by smooth oval bokeh and striking blue or neutral flares. Its innovative optical structure, near-zero focus breathing, and interchangeable PL/EF mounts make it exceptionally versatile for both artistic storytelling and demanding pro workflows, helping creators unlock timeless, cinema-quality images.

cinematic look and feelCompared to 1.33X, 1.5X provides a wider horizontal view, stronger background compression, and more elliptical bokeh, enhancing the overall cinematic look and feel.

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optical elementsThe IronStar series features 19-20 precision optical elements, including ED, aspherical and HRI components. It delivers sharp, accurate imagery with a subtle vintage glow—where modern engineering meets classic cinematic aesthetics.

image stability and consistencyNear-zero focus breathing during focus shifts maintains image stability and consistency, essential for professional cinematic workflows.

Compact and UnifiedThe IronStar series lenses feature a uniform appearance and consistent colour temperature and tone, ensuring a cohesive visual style throughout the entire creative process.

dedicated toolsEach lens comes with a native PL mount and includes an EF mount with dedicated tools. Users can effortlessly switch between mounts as needed, significantly enhancing the lens's cost-effectiveness and operational versatility.

flexible and efficient operationSimply turn the back focus adjustment ring with a tool instead of disassembling the mount or adding shims, providing a flexible and efficient operation experience.

Larger Image CircleThe SIRUI IronStar series features a 46mm image circle, covering full-frame and even large-format cameras. It delivers clean, detailed, and wide images with no vignetting and cropping.