ARRI ALEXA Series User Manual

232 ALEXA XT Cameras
5. Accurately place the IFM Shim, with its inscription always facing
camera-outwards (2), onto the PL mount. The shim's screw holes
must line up exactly with the mount's thread holes and the index
pin (3):
6. Fasten the lens lock, still in position OPEN (2), back to the PL mount;
use two of the six torx screws (1) hand-tight:

ARRI ALEXA Series Specifications

General

Dynamic Range	14+ stops
Resolution	4.5K (ALEXA LF), 6.5K (ALEXA 65)
Recording Formats	ARRIRAW, Apple ProRes
Lens Mount	PL mount
Viewfinder	Optional EVF (Electronic Viewfinder)
Sensor Size	Super 35 (most models), Large Format (ALEXA LF, ALEXA 65)
ISO Range	EI 160 - EI 3200 (Base ISO 800)