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Sirui Night Walker 55mm T1.2 S35 Cine Lens (RF-Mount, Gunmetal Gray)

BH #SIMS55RG • MFR #MS55R-G
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Sirui Night Walker 55mm T1.2 S35 Cine Lens (RF-Mount, Gunmetal Gray)
90-Second Intro
Key Features
  • Covers Super35/APS-C Sensors
  • Ultrafast T1.2 Maximum Aperture
  • 34mm Image Circle
  • Compact, Lightweight Design
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Sirui Nightwalker 55mm T1.2 S35 Cine Overview

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From Manufacturer

The gunmetal gray RF-mount Night Walker 55mm T1.2 S35 Cine Lens from Sirui offers an ultrafast T1.2 maximum aperture that is ideal for low-light capture. Designed to cover Super35/APS-C camera sensors, this prime lens features a lightweight, compact design with high image quality, cine-style gearings, and minimal breathing. The color tone, gear position, and size are consistent across the series, providing a unified look and enabling quick lens changes when using matte boxes and other accessories.
Ideal for Low-Light Shooting
  • The maximum T1.2 aperture enables you to capture low-light scenes using lower camera ISO settings.
  • Ideal for run-and-gun filmmakers.
Longer Prime
  • This longer 55mm lens in the Night Walker series is ideal for close-ups and portrait shots.
High Optical Performance
  • ED (extra-low dispersion) and high refractive index glass elements contribute to this lens' high optical quality.
  • Focus breathing is minimal, and aberration is strictly controlled.
Common Design Features
  • Lenses in the Sirui Night Walker cine lens series share common focus and iris gear ring positions.
  • Enables quick lens changes by reducing the need for follow focus units or iris motors to be repositioned.
Compact Form
  • This prime lens features a compact, lightweight design.
  • The aluminum alloy construction helps to protect the inner optical elements.
Focus Marks
  • Focus markings and measurements are provided in both feet and meters.

Sirui Nightwalker 55mm T1.2 S35 Cine Specs

Key Specs
Focal Length
55mm
Maximum Aperture
T1.2
Lens Mount
Canon RF
Lens Format Coverage
Super35/APS-C (34 mm Image Circle)
Filter Thread
67 mm x 0.75
Image Stabilization
No
Focal Length
55mm
Maximum Aperture
T1.2
Minimum Aperture
T16
Lens Mount
Canon RF
Lens Format Coverage
Super35/APS-C (34 mm Image Circle)
Focus Scales
Metric, Imperial
Optical Design
11 Elements in 10 Groups
Filter Thread
67 mm x 0.75
Minimum Focus Distance
From Camera Sensor: 23.6" / 60 cm
Aperture/Iris Blades
12
Image Stabilization
No
Gear Rotation
Focus: 270°
Diameter
Maximum: 3.1" / 79 mm
Focus Ring: 3.1" / 77.6 mm
Length
3.3" / 83.7 mm
Weight
1.3 lb / 585 g
Packaging Info
Package Weight
2.265 lb
Box Dimensions (LxWxH)
6.5 x 5.5 x 5.3"

Sirui Nightwalker 55mm T1.2 S35 Cine Reviews

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