The Meike MK 100mm T2.1 is a professional cinema lens designed for EF mount camera systems, offering exceptional optical performance for film productions and video recordings. With a generous focal length of 100 mm and a fast aperture of T2.1, this lens provides excellent light sensitivity, creating beautiful background separation and cinematic depth-of-field effects. The lens construction features high-quality optical glass elements with multi-layer coatings that minimize stray light and ghosting while ensuring consistent color reproduction and contrast across the entire image field. The mechanical design includes smooth, dampened focus and aperture rings with precise markings for accurate manual control during shooting. Built for maximum durability, the lens has a fully metal housing that withstands professional use while maintaining precise optical alignment. The 100 mm focal length makes this lens ideal for portrait shots, interviews, and medium telephoto applications where controlled perspective and subject isolation are required. The maximum aperture of T2.1 ensures consistent light transmission regardless of the focus distance, allowing for reliable exposure control under various lighting conditions. The lens maintains sharpness from the center to the edges with minimal distortion, making it suitable for high-resolution digital cinema cameras. The EF mount compatibility ensures a secure fit with electronic communication for cameras that support lens data transmission. With its professional cinema lens features and robust construction, this optical instrument meets the demands of discerning videographers and filmmakers seeking reliable performance in production environments.