The IronStar Three-lens Kit (35mm, 45mm & 60mm) T1.9 1.5x (PL/EF mount Neutral Flare) covers the core focal range.
From portraits to scenes and documentary to film IronStar has you covered.
The IronStar 35mm: Horizontally equivalent to 23mm on full-frame offering a wide angle view ideal for atmosphere-rich scenes storytelling, and landscapes.
IronStar 45mm: Horizontally equivalent to 30mm on full-frame offering a versatile focal length suitable for humanistic photography, environmental portraiture and real-life moments.
IronStar 60mm:Horizontally equivalent to 40mm on full-frame offering natural human-eye perspective, perfect for portraits, still subjects and detail work.
1.5X Constant Squeeze Ratio
Compared to 1.33X, 1.5X provides a wider horizontal view, stronger background compression,
and more elliptical bokeh, enhancing the overall cinematic look and feel.
Fast Aperture, Sharp and Smooth
The ultra fast T1.9 aperture ensures sharp performance in low-light situations. Vertical bokeh transitions smoothly, with crisp subjects and blurred backgrounds, effortlessly creating a shallow depth-of-field look rich in dimensionality and artistic tension.
Dual Flares, Filmic Atmosphere
The IronStar series offers two signature anamorphic flare styles—Blue* and Neutral—adding depth and cinematic atmosphere to every frame.
*Blue Flare style available as a seperate option.
Classic Blue Flare
Perfect for creating cinematic looks in sci-fi, mystery, action, car scenes, and urban-style environments, etc.
Neutral Flare
Presents light in its natural form, suitable for daily shots, emotional advertising, natural and humanistic scenes, etc.
Cinema-Level Optical Quality
The 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.
Optical Structure
Tailored optical designs for each focal length, all meeting cinematic standards.
Aspherical Lens
Precisely corrects spherical aberration and edge color aberration, decreases weight, and improves image purity.
ED Glass
Minimizes chromatic dispersion and aberration for accurate cinematic color and tone.
HRI Glass
Optimizes light transmission, reduces flare and ghosting, and enhances image contrast and depth.
Cylindrical Lens
Accurate optical design with multiple cylindrical elements helps prevent distortion, dispersion, and loss of clarity.
Interchangeable PL/EF Mounts
Each 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.
Innovative Back Focus Adjustment
Simply turn the back focus adjustment ring with a tool instead of disassembling the mount or adding shims, providing a flexible and efficient operation experience.
Full-Frame Coverage with a Larger Image Circle
The 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.
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