SIRUI IronStar 75/100/135mm T1.9 1.5x Full-Frame Anamorphic Cine Lens

IronStar Series

1.5x Full-Frame Anamorphic Cine Lens

3+3｜IronStar 1.5x Full-Frame Anamorphic Cine Lens Set

Light Up the Widescreen Again with IronStar

The first set includes three lenses-35mm, 45mm, and 60mm-for fundamental framing needs. Now after releasing 75mm, 100mm (Macro), and 135mm lenses to complete the ecosystem, the IronStar set fully supports both commercial and artistic cinematography projects. 100mm with 0.3m minimum focus distance breaks anamorphic close-up limits, enhancing close-up detail. Identical gear position and front diameter ensure consistent optical character across the set.

Introducing Three New Focal Lengths

From mid-to-telephoto coverage, versatile for all subjects and widescreen creation!

Natural Storytelling

Horizontally equivalent to 50mm on full-frame. Human-eye perspective, ideal for dialogue and storytelling. Well-balanced subject and background separation. 0.8m Minimum Focus Distance

Macro + Close-Up

Horizontally equivalent to 66mm on full-frame.Suitable for food, jewelry details, and product commercials, combining close-focus capability with a cinematic perspective. 0.3m Minimum Focus Distance

With a minimum focusing distance of 0.3m and 0.5x magnification, the 100mm captures crisp micro details at close range. More than just close-ups, it delivers true anamorphic macro performance—combining widescreen cinematic aesthetics with richly detailed macro imagery.

Portrait + Close-Up Strong Compression

Horizontally equivalent to 90mm on full-frame.Strong compression and excellent subject separation, perfect for isolating details and subjects from busy backgrounds in narrative films. 0.8m Minimum Focus Distance

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.

3:2 mode→2.25:1 widescreen aspect ratio

16:9 mode→2.66:1 widescreen aspect ratio

16:9 output in 6:5 mode

*Easily achieve a classic 2.4:1 widescreen image with minimal cropping.

Support Vertical Shooting

PL Mount with 360° four-way rotational positioning supports both horizontal and vertical production. Paired with a vertical monitor, it enables a professional on-set monitoring system, breaking traditional aspect-ratio limits and unlocking a new cinematic vertical widescreen storytelling.