Sigma AIZU 25mm T1.3 LF FL Cine Prime - Imperial (PL mount)

Sigma AIZU 25mm T1.3 LF FL Cine Prime - Imperial (PL mount)

The Sigma Aizu Prime Line are the world's 1st set of large-format cinema lenses to achieve an aperture value of T1.3 across all focal lengths. The lineup combines modern sharpness with an organic and naturally soft look, bringing rich texture and depth to visuals.

Boasting unparalleled brightness, refined expression, and reliable performance, the Aizu Prime Line embodies the proven technology and quality of “Made in Aizu, Japan” establishing the new standard. The lineup of 12 lenses features a consistent T1.3 aperture across the full range from 18mm to 125mm. The initial release includes 8 lenses with focal lengths from 25mm to 75mm, covering core cinematic production needs.

A consistent T1.3 across all focal lengths
The T1.3 aperture enables exceptionally shallow depth of fi eld and graceful bokeh, seamlessly separating the subject while preserving a natural sense of depth and dimensionality. This refi ned visual language draws the viewer into the frame with a subtle yet powerful presence.

Optical design for the demands of cinema
All lenses in the Aizu Prime lineup feature an optical system developed exclusively for cinema applications. While maintaining modern sharpness, they avoid rigid or harsh depictions—delivering a natural, organic look. They provide quiet elegance and depth to the image, with distortion and focus breathing carefully minimized to ensure visual consistency, even in dynamic scenes.

Huge perspective range coverage
The Aizu Prime Line is designed as a system to cover a wide range of focal lengths from 18mm to 125mm. Initially 8 core lenses ranging from 25mm to 75mm are being released, followed by 18mm and 21mm wide-angle lenses, and 100mm and 125mm telephoto lenses. This comprehensive system, covering from ultra-wide-angle to telephoto, is adaptable to diverse scenes and compositions, and supports a wide array of visual expressions.

Completely consistent look
Consistency of color balance, contrast, and fl are characteristics ensures seamless integration between scenes, bringing a high level of harmony to the entire visual narrative across the entire lineup from 18mm to 125mm.

46.3mm image circle
The large 46.3mm image circle ensures full coverage not only for full-frame and Super 35 formats, but also for the latest large-format cameras such as the ARRI ALEXA LF Open Gate and VistaVision. This capability enables uncompromised fi lmmaking across a diverse range of projects.

High-impact close-up expression
The short minimum focusing distance enables striking close-up shots. By getting closer to the subject, the Aizu Prime lenses create visual tension and dramatic eff ects, adding impactful depth to the imagery.