ARRI ALEXA LF
Full Frame Camera System
The full frame ALEXA LF records native 4K with ARRI's best overall image quality. The reliable ALEXA sensor you have come to know and love retains its natural colorimetry, while delivering an immersive, larger format aesthetic for filmmakers to explore creatively. ALEXA LF features low noise and a shallow depth of field to separate your subject in the foreground from the background. It also maintains pleasing skin tones and both HDR and WCG Workflows.
LF Sensor Modes
+ What's Included?
- Alexa LF Camera
- Electronic Viewfinder w/ extension bracket
- Studio Bridge Plate w/ Dovetail
- Power Cables
- Audio and Timecode cable
- AC Power Supply
- LPL > PL Adapter
- Wooden Camera Gold Mount Adapter
+ Additional Recommended items
- Codex SXR 1TB Mag
- Internal FSND Filter Set
- WVR-1 Wireless Receiver
- Arri Signature Primes
+ What lens mount options are available?
The ALEXA LF has a native LPL mount but we include a PL adapter.
+ What the heck does full frame mean?
Full Frame is referring to a century-old film/sensor size that is roughly 36x24mm. It is said to have a more natural field of view and bokeh(out of focus background characteristics) compared to the tighter Super 35mm size.
+ What Recording Modes Are Available?
- 4.5K in LF Open Gate and LF 2.39:1
- UHD in LF 16:9
- 2K 16:9 with in-camera downscale in LF 16:9
- HD 16:9 with in-camera downscale in LF 16:9
+ Is the LF Camera more light sensitive?
Technically it has the same light sensitivity as other Arri cameras, however the larger field of view allows for shallower DOF with a comparable super 35 lens.
+ How do I figure out field of view?
To figure out a full frame equivelent field of view in LF full frame mode, take a Super 35mm lens and divide by 1.5.
+ What are the High Frame Rate options?
OPEN GATE
ArriRaw up to 90fps
ProRes up to 60fps
16x9
ArriRaw up to 90fps
ProRes up to 60fps
2.39
ArriRaw up to 150fps
ProRes up to 100fps
+ What is Open Gate?
LF Open Gate is the largest frame size you can shoot on the LF. It is approximatley a 3:2 aspect ratio resulting in 4448 x 3096 resolution.
+ Can you shoot anamorphic?
Yes, the LF has a desqueeze option in all modes. Additional cropping is required in post.
Road Pictures and DOP Jim Timperman chose the Alexa LF and Signature Primes for their recent collaboration with bourbon maker Four Roses.