Cine lens for RF mount cameras. Image sensor standard: APS-C, Super35. Lens mount: Canon RF. Filter thread diameter: 67 mm. Combination of ED glass and high-refractive lenses for excellent optical performance. Suitable for documentaries and portrait photography. Large image circle. The maximum image circle of 35mm lenses is 32mm. It is large enough to cover the sensor size of common S35 cameras, contributing to the capture of brilliant images. Ideal for low-light shooting. The reduction of light usage in low-light conditions makes you a fast-paced filmmaker. Additionally, there is no need to use an extremely high ISO value, allowing you to achieve a pure night scene with minimal noise. Thanks to the great optical performance, the image remains sharp even at maximum aperture. Compact size. The minimum weight of a single lens with advanced optical design is only 513 g, ushering in a new era of lightweight, fast lenses. Furthermore, the robust aluminum alloy construction helps protect the internal optical elements.