Sturdy telescoping bracket that attaches an electronic viewfinder to ALEXA cameras. Compatible with ALEXA Classic cameras, ALEXA Classic cameras with the XR Module upgrade, ALEXA XT cameras, ALEXA SXT cameras, ALEXA LF cameras and ALEXA Mini. Electronic Viewfinder Adapter EVA-1 additionally required for ALEXA Classic Studio, Classic Studio with XR Module upgrade, XT Studio and SXT Studio. Uses standard 15 mm lightweight rods (at the proper distance from each other and from the optical center) for forward/backwards movement. Allows additional movement of viewfinder left/right, up/down, 360 degree rotation and placement on camera left or right side. Built-in bubble level. Provides one 3/8-16 UNC mounting point.