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

Sirui 55mm E Fast Cine

The Sirui Night Walker 55mm T1.2 S35 Cine Lens (E-Mount, Black) is a professional fast cine prime lens designed for high-resolution digital cinematography on Sony Super35 sensors. This prime offers a natural portrait perspective with an incredibly fast maximum aperture for superior light transmission and shallow depth-of-field control. It is a vital choice for night shoots and intimate narrative projects seeking professional results.

This ultra-fast standard prime features a durable housing that ensures long-term reliability on modern Sony E-mount mirrorless cameras and gimbals. The optical design is optimized to provide razor-sharp images with beautiful circular bokeh, thanks to its high-speed iris and multi-coated glass. With unified gear positions across the series, it offers the efficiency and precision required for high-stakes production, ensuring a seamless workflow and consistent cinematic visual authority for professional filmmakers across sets.

Sirui 55mm T1.2 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.
• Robust aluminum housing for outdoor shooting environments.
• Best Application: Low-Light Narrative Cinematography and Atmospheric Night Shoots.
• Mount type: Sony E compatible with Super35 mirrorless cameras.
• 1-Year Limited Warranty

Sony E 55mm Fast Cine

Tested in real production counts across rigorous night-shoot sets, this prime lens demonstrates elite mechanical reliability. Technical measurements confirm the T1.2 transmission provides consistent exposure and professional subject isolation for Super35 sensors. Industry endorsement from professional DPs confirms its status as an authoritative tool for digital cinema, meeting the highest technical standards for 4K video capture.

ED and HR Optical Construction

The technical definition using specialized High-Refractive and Extra-low Dispersion glass reduces chromatic aberration and color fringing significantly. Improved resolution ensures high contrast such as razor-sharp edge-to-edge clarity throughout the frame. Professional cinematographers benefit from this construction when capturing intricate details in low-light settings. This precise engineering ensures that digital sensors capture natural textures with absolute accuracy for professional grading.

T1.2 Professional Aperture Implementation

The fast T1.2 aperture behavior enables consistent exposure control in extremely low-light environments without introducing noise. High-quality circular bokeh creates pleasing background separation for aesthetic shots. Narrative cinematographers such as commercial directors rely on this feature for a clean and professional cinematic look. This aperture is perfectly balanced to provide a soft background while keeping the main subject sharp, resolving fine details with professional clarity.

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 for the professional narrative.

Durable All-Metal Cinema Chassis

The lens weighs 1.1 lb (510 g) with a barrel length of 3.3 in (84 mm). The rugged metal 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 small crews and fast-paced commercial production environments globally for mobile digital filming.

Sony E Mount Compatibility Adaptability

The Sony E mount attaches to professional Sony mirrorless and dedicated digital cinema cameras. Industry-standard mount compatibility enables secure camera mounting and optical alignment for high-end rigs. Production houses often use adapters for diverso mirrorless 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 focus motors.

Professional Low-Light Cinema Deployment

The 55mm capability supports portrait-perspective 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 wide view and authoritative visual style for high-resolution capture.

Sirui Night Walker Care Protocol

Correct cleaning with microfiber cloths prevents abrasion on multi-coated optics and front glass elements. Hard-shell case storage keeps optics impact-protected during transportation to various film sets. 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.