The Portkeys LEYE SDI electronic viewfinder offers a crisp viewing option for mirrorless cameras, Z CAM, BMPCC, Canon C70 or other camera lacking an integrated viewfinder.This viewfinder has an HDMI input that supports up to UHD 4K30 video and an SDI input supporting up to 1080p60 video.LEYE EVF features include selectable and user-defined LUT support via USB, 3G-SDI input interface¼4-pin aviation connector power input, the D-Tap power cable provided, and a battery slot at the back. Image display tools include peaking, zebra, waveform, histogram, and vectorscope functions. The LEYE SDI EVF's diopter adjusts from -8 to + 4, offering a wide range of eyesight correction that minimizes the need to wear glasses while operating your camera.