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OnBuy.com£326.01Visit shop Sirui Night Walker 55Mm Manual Focus Cine Lens, T1.2 Large Aperture S35 Frame Prime Lens For L Mount Cameras, For Sigma Fp, S5/S5ii/S5iix, Dc-Bgh1 6952060058108
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The SIRUI Night Walker 55mm T1.2 Cine Lens is designed for videographers working with Super35/APS-C sensor cameras who need exceptional low-light performance and creative control. Its standout benefit is the ability to capture bright, clean footage in challenging light conditions without compromising image quality or resorting to high ISO. A potential caveat is its specific S35 coverage, which may not fully cover larger sensors without vignetting. This lens offers a fast T1.2 aperture for shallow depth of field and excellent low-light capability, combined with a design focused on minimizing focus breathing and delivering sharp, consistent optical quality across its aperture range. Key features include its cine-focused design, wide aperture, and robust build.
| Brand | Sirui |
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T1.2 refers to the actual amount of light transmitted through the lens, which is more precise for video exposure than an F-stop. A T1.2 aperture is very wide, allowing for excellent low-light performance and shallow depth of field.
The SIRUI Night Walker series is designed with Super35/APS-C coverage in mind. While it might mount on some full-frame cameras, you will likely experience significant vignetting. It is best suited for cameras with S35 or APS-C sensors.
Focus breathing is the apparent change in focal length (and thus field of view) as you adjust focus. Minimizing this effect, as the Night Walker series does, prevents distracting shifts in framing during focus pulls, leading to smoother and more professional-looking video.
Yes, while designed for video, the lens can be used for still photography. Its T1.2 aperture and sharp optics are beneficial for low-light photography and achieving shallow depth of field effects.
The lens features a standard M67*0.75 filter thread, common across the Night Walker series for ease of use with filters and matte boxes.
The minimum focusing distance for this lens is 0.6 meters (approximately 2 feet).
All lenses in the Night Walker series share identical dimensions, filter thread sizes (67mm), and gear positions for focus and aperture rings. This standardization allows for quick lens swaps on set without needing to readjust camera height or follow focus systems.
Verify that the camera mount matches the lens mount. Ensure no obstructions are present on the mount surfaces. Realign the mounting index marks carefully and rotate firmly until it clicks.
Confirm the lens is set to manual focus mode and that the focus ring has been adjusted correctly. Ensure the aperture is not set too wide if maximum sharpness is desired at mid-range distances. Check for dust or smudges on the lens elements.
This lens is optimized for S35/APS-C sensors. Vignetting may occur if used on a full-frame camera without appropriate cropping. Consider stopping down the aperture slightly or cropping in post-production.
If the focus ring feels excessively stiff or loose, discontinue use and contact customer support. This may indicate a mechanical issue requiring professional attention.
Setup:
Compatibility:
This 55mm T1.2 lens is designed for cameras with Super35/APS-C sensors and features available mounts including E, X, RF, MFT, and L. Always confirm your camera's sensor size and mount type before purchasing.
Care:
