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ARRI ALEXA Series User Manual

ARRI ALEXA Series
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174 ALEXA Plus
CAM LEVEL
Shows the tilt and roll of the camera in degrees as measured by the
camera's position sensor. This sensor can be reset if it appears to have
an offset. Press the CAM LEVEL screen button to access the reset
screen. By pressing the two lower outer screen buttons simultaneously,
the sensor is reset.
Note: The sensor can only be reset while both axis are within a threshold of +/-
10 degrees around 0.
Figure 82: Motion sensor reset screen
LENS DATA
Shows the type of LDS lens connected and the LDS status. The LENS
DATA screen button leads to the LDS screen, where lens type, current
focal length, iris, focus distance and close and far point of depth of field
are shown.
The OPTIONS screen button opens the LDS options screen, where the
following parameters can be set:
Lens distance unit
Metric
Imperial
Default unit (as provided by the
lens)
Circle of confusion
0.013 mm
0.025 mm
0.035 mm
0.050 mm
LDS mount
On
Off
Note: When setting LDS mount to Off, it is possible to use a lens table from the
Lens Data Archive (see below) with an LDS lens, and ignore data coming from
the lens itself. To re-enable the LDS mount, set the parameter to On, detach the
lens and re-attach it.

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ARRI ALEXA Series Specifications

General IconGeneral
Dynamic Range14+ stops
Resolution4.5K (ALEXA LF), 6.5K (ALEXA 65)
Recording FormatsARRIRAW, Apple ProRes
Lens MountPL mount
ViewfinderOptional EVF (Electronic Viewfinder)
Sensor SizeSuper 35 (most models), Large Format (ALEXA LF, ALEXA 65)
ISO RangeEI 160 - EI 3200 (Base ISO 800)

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