ARRI ALEXA Series User Manual

130 Camera Controls
To set the still frame format:
1. In the Frame grabs menu, select File format.
2. Use the jogwheel to select the desired format and press the
jogwheel to set it. Unavailable formats are grayed out.
To take a still frame and save it to the SD card:
 Press the GRAB button. The write process is indicated by a
flashing camera icon, followed by a flashing SD card icon on the
HOME screen. When writing is finished, a new still frame can be
taken. The time needed for saving the image to the SD card will
vary, depending on the file format. Additional still frames may
not be taken while saving.
Still frames can also be taken by assigning User buttons 1, 2 or 3 to
Grab still frame. This allows still frames to be taken from the operator's
side of the camera (camera-left side).
Still frames will be saved in the Grabs folder on the SD card.
Frame compare
It is possible to load a previously made frame grab and compare it with
the current live image. Select Compare grab 2 live image to go to the
COMPARE FILE screen.
Press LOAD GRAB to select a frame grab from the SD card for
comparison.
Press OPTIONS to access the options for frame compare. The following
options are available:
Compare mode Interleave
Toggle
Active on EVF On/Off
Active on MON OUT On/Off
Press COMPARE on the COMPARE FILE screen to activate or deactivate
frame compare.

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)