Camera EVF with 1440 x 900 Resolution Supports up to DCI 4K Input via HDMI 2.4″ LCD Display 8-Bit Color 300 cd/m Brightness 1100:1 Contrast -3 to +8 Diopter Adjustment ARRI-Style 1/4″-20 NATO Rail Mounts 3D LUT Support via USB Type-A Histogram False Color Waveform Eye Sponge Durable Metal Construction Output and view up to DCI 4K video from your camera with this compact LEYE 4K HDMI 2.4 LCD Electronic Viewfinder from PORTKEYS. The LEYE is designed with a compact form and has one HDMI input that supports up to 4K30 video input. The EVF features a 2.4 LCD screen with 1440 x 900 resolution a 300 cd/m brightness and a 1100:1 contrast ratio so you can view your images clearly in bright conditions. It features -3 to +8 diopter adjustment and the software offers numerous functions such as waveform histogram scaling flip guides zoom and many more. The EVF also supports 3D LUT imports via its USB Type-A port. Its rugged enclosure is made of durable metal and you can mount it onto a variety of rigs using its ARRI-style anti-twist mount a NATO accessory rail or a 1/4-20 thread. The EVF comes with a 2.1mm DC jack to D-Tap cable for powering the EVF using a separately available battery. Also included are an HDMI right-angle adapter a USB flash drive for updating firmware and a soft flat eye sponge for the viewfinder so you can view the image while wearing glasses.