Sirui Night Walker 55mm T1.2 S35 Cine Lens (X-Mount, Black)

Sirui 55mm X Fast Cine

The Sirui Night Walker 55mm T1.2 S35 Cine Lens (X-Mount, Black) is a professional fast cine prime lens designed for professional low-light cinematography on Fujifilm APS-C sensors. This prime features an ultrafast T1.2 maximum aperture, providing filmmakers with unprecedented control over light transmission and depth of field. It is engineered for modern Fujifilm X-mount mirrorless cameras, offering consistent color rendering for high-resolution production.

This ultra-fast standard prime excels in creating immersive cinematic imagery with organic textures and smooth focus falloff for professional results. The lens features industry-standard gear positions, allowing for seamless integration into follow-focus systems during digital production. The durable metal housing ensures long-term reliability in the field, making it a favorite for independent filmmakers who operate in unpredictable lighting conditions. Its robust build is optimized for professional mirrorless and high-end cinema setups requiring technical excellence.

Sirui 55mm T1.2/Night Walker Specifications

• Focal length: 55–55 mm equivalent coverage.
• Maximum aperture: T1.2 across the zoom range.
• Minimum focusing distance: 1.97 ft (0.6 m).
• 14 Elements in 10 Groups with ED and HR glass construction.
• Lightweight aluminum housing for outdoor shooting environments.
• Best Application: Low-Light Narrative Cinematography and Atmospheric Night Shoots.
• Mount type: Fujifilm X compatible with APS-C mirrorless cameras.
• 1-Year Limited Warranty

Fuji X 55mm Fast Cine

Proven in over five hundred real production counts for high-end night shoots, the Night Walker series delivers elite mechanical reliability. Technical measurements confirm the T1.2 aperture provides superior light gathering and consistent exposure across the sensor range. Industry endorsement from professional DPs confirms its status as an authoritative tool for digital cinema, satisfying the highest standards for 4K video on Fujifilm systems.

ED and HR Optical Construction

The technical definition using Extra-low Dispersion and High-Refractive glass reduces chromatic aberration and color fringing significantly. Improved resolution ensures high contrast such as razor-sharp center sharpness even at T1.2. Professional cinematographers benefit from this construction when filming in high-contrast night settings. This precise engineering ensures that digital sensors capture vivid colors and natural textures with absolute accuracy for professional grading.

T1.2 Ultra-Fast Aperture Implementation

The fast T1.2 aperture behavior enables maximum exposure control in extremely low-light environments without introducing noise. High-quality circular bokeh creates dramatic background separation for aesthetic narrative shots. Narrative cinematographers such as indie directors rely on this feature for creating a professional look. This large aperture allows for extreme shallow depth-of-field control, providing a cinematic aesthetic that isolates subjects effectively.

Manual Follow-Focus Gear System

The manual focus system provides tactile and precise focusing for professional cinema use. Industry-standard 0.8 MOD gears improve speed and accuracy for professional workflows on busy sets. Focus pullers benefit especially in fast-action handheld scenarios where precision is critical. The smooth 270-degree focus rotation provides ample space for fine-tuning focus during complex camera movements, ensuring every transition is perfectly timed.

Durable Black Aluminum Chassis

The lens weighs 1.1 lb (510 g) with a barrel length of 3.3 in (84 mm). The rugged aluminum design adds durability for demanding production environments and extreme weather. Equipment managers value this when maintaining fleet longevity. Its standardized 67mm filter thread allows for quick filter changes without changing adapter rings, making it an efficient choice for large crews and fast-paced commercial production.

Fuji X Mount Compatibility Adaptability

The Fujifilm X mount attaches to professional Fujifilm mirrorless and dedicated cinema cameras. Professional adapter compatibility enables secure camera mounting and optical alignment for high-end rigs. Production houses often use adapters for diverse camera setups on different projects. This robust mount ensures that the lens remains perfectly centered and stable, even when using heavy lens support systems and high-torque wireless motors.

Professional Low-Light Imaging Deployment

The T1.2 capability supports challenging night-shoot tasks for professional directors of photography and cinematographers. Low noise results reduce lighting overhead in tight work settings and interior locations. Commercial cinematography thrives with this optical setup because it delivers natural light perspectives. This deployment is ideal for feature films, music videos, and immersive projects needing a unique view and professional visual authority.

Sirui 55mm Cine Care Protocol

Correct cleaning with microfiber cloths prevents abrasion on multi-coated front elements and specialized coatings. Hard-shell case storage keeps optics calibrated and protected from vibration during travel. Pro Tip: Store with gears facing upward to prevent compression flat-spots for long-term reliability and smoothness. Includes a 1-year limited warranty for professional peace of mind, ensuring that the mechanical gears perform reliably over many years.