Arri Alexa LF
Product code: 1444
Features:
SENSOR
Resolution (H x V)
LF Open Gate: 4448 x 3096
LF 16:9: 3840 x 2160
LF 2.39:1: 4448 x 1856
Sensor
LF Open Gate: 36.70 x 25.54 mm
LF 16:9: 31.68 x 17.82 mm
LF 2.39:1: 36.70 x 15.31 mm
Image Circle
LF Open Gate: 44.71 mm
LF 16:9: 36.35 mm
LF 2.39:1: 39.76 mm
CAMERA
Lens Mount
62 mm LPL-mount
Lens Data Compatibility
LDS-1, LDS-2, /i Technology
Flange Focal Depth
44 mm
Frame Rates
LF Open Gate:
ARRIRAW: 0.75–90 fps
ProRes: 0.75–60 fps
LF 16:9:
ARRIRAW: 0.75–90 fps
ProRes: 0.75–60 fps
LF 2:39:1:
ARRIRAW: 0.75–150 fps
ProRes: 0.75–100 fps
Shutter
5–358°
Exposure Latitude
14+ stops
Exposure Index
EI 800
AUDIO
Sound Level
<20 dBA
Audio Input
1 x 5-pin XLR for 2 channels, line level
RECORDING
Recording Codecs
ARRIRAW (.ari)
QuickTime/ProRes 4444 XQ, 4444, 422 HQ,
422
Recording Resolutions
LF Open Gate: 4.5K
LF 2.39:1: 4.5K
LF 16:9: UHD, 2K (in-camera downscale), HD
(in-camera downscale)
Supported Media
ARRIRAW or ProRes: SXR Capture Drives 2 TB
ARRIRAW or ProRes: SXR Capture Drives 1 TB
ProRes: SxS PRO+ cards 256 GB
INTERFACES / PORTS
Monitor Outputs
Monitor Out 1a, 1b, and 2: 6G-SDI UHD or
1.5G-SDI HD up to 30 fps
Monitor Out 3: 1.5G-SDI HD up to 30 fps,
wireless video
Anamorphic De-Squeeze
1.25x, 1.3x, 1.5x, 2x lens-squeeze ratios
Power Input
11.5–34 VDC
Power Output
4 x RS, 24 V
1 x 12 V
1 x External, 24 V
1 x Ethernet, 24 V
ENVIRONMENTAL
Operating Temperature -4 to 113°F (-20 to 45°C)
PHYSICAL
Dimensions (LxWxH)
14.3
x 7.9 x 6.2" / 36.3 x 20.1 x 15.7 cm
Weight Body with LPL Mount
17.2 lb / 7.8 kg