ARRI ALEXA MINI LF

CAPTURE LARGE- FORMAT ON A SMALL CAMERA

Arri Alexa Mini LF Description

Combining the compact size and low weight of the popular Alexa Mini with the large-format Alexa LF sensor, the Alexa Mini LF brings exciting new creative possibilities to ARRI’s large-format camera system.

Featuring an immersive large-format look, the Mini LF offers the highest dynamic range of any production camera. It produces lower noise with higher usable sensitivity. It features ARRI color science for natural skin tones, easy color correction and clean VFX. It is perfect for High Dynamic Range (HDR) and Wide Color Gamut (WCG) displays.

ALEXA Mini LF SUP 7.1 includes a new recording format for anamorphic productions. The new recording format 2.8K LF 1:1 – 2.8K is available in ARRIRAW and Apple ProRes and is tailor-made for shooting with 2x anamorphic lenses for a target deliverable of 2:1, fulfilling 4K UHD mandates.

Features

Internal recording to new Codex Compact Drive
-2.8K LF 1:1 – 2.8K recording format (up to 60 fps in ARRIRAW and Apple ProRes, fulfilling 4K UHD mandates)

MVF-2 high-contrast HD viewfinder
-HD OLED display, color science and ARRICAM eyepiece like Alexa LF EVF-2

-Stable color balance through temperature-controlled display and optimal judgement of focus, dynamic range and color

-Large 4″ flip-out monitor shows image or camera menu

-Three operation modes: single operator, crew or remote

-New flexible and reliable CoaXPress VF cable, up to 10m/33ft

Great system compatibility
-Same sensor and recording formats as Alexa LF

-Compatible with LPL and PL mount lenses, Super 35 and full frame.

-Supports all anamorphic de-squeeze ratios

-Compatible with almost all Alexa Mini accessories

-Compatible with ARRI and cmotion wireless remote systems

-Works with 12V and 24 V on-board batteries (~65 W power draw)

Additional new features
-Lens Data Archive files for ARRI Signature Primes and ARRI Signature Zooms

-Sync Shift via Camera Access Protocol

-Support for future revisions of the Codex Compact Drive 1TB

-Various bug fixes and system stability improvements

Specs

Sensor Type	Large Format ARRI ALEV III (A2X) CMOS sensor with Bayer pattern color filter array
Sensor Maximum Resolution and Size	4448 x 3096 36.70 x 25.54 mm / 1.444 x 1.005" ⌀ 44.71 mm / 1.760"
Sensor Frame Rates	0.75 - 100 fps
Weight	∼2.6 kg / ∼5.7 lbs (camera body with LPL lens mount) 800 g (MVF-2)
Dimensions	140 x 143 x 188 mm / 5.5 x 5.6 x 7.4" (camera body with LPL lens mount)
Photosite Pitch	8.25 μm
Sensor Active Image Area (photosites)	ARRIRAW 4.5K LF 3:2 Open Gate - 4.5K: 4448 x 3096 ARRIRAW 4.5K LF 2.39:1 - 4.5K: 4448 x 1856 ARRIRAW 3.8K LF 16:9 - UHD: 3840 x 2160 ARRIRAW 2.8K LF 1:1 - 2.8K: 2880 x 2880 ARRIRAW 3.4K S35 3:2 - 3.4K: 3424 x 2202 Apple ProRes 4.5K LF 3:2 Open Gate - 4.5K: 4448 x 3096 Apple ProRes 4.5K LF 2.39:1 - 4.5K: 4448 x 1856 Apple ProRes 4.3K LF 16:9 - UHD: 4320 x 2430 Apple ProRes 4.3K LF 16:9 - HD: 4320 x 2430 Apple ProRes 3.8K LF 16:9 - UHD: 3840 x 2160 Apple ProRes 3.8K LF 16:9 - 2K: 3840 x 2160 Apple ProRes 3.8K LF 16:9 - HD: 3840 x 2160 Apple ProRes 2.8K LF 1:1 - 2.8K: 2880 x 2880 Apple ProRes 3.2K S35 16:9 - 3.2K: 3200 x 1800 Apple ProRes 2.8K S35 4:3 - 2.8K: 2880 x 2160 Apple ProRes 2.8K S35 16:9 - HD: 2880 x 1620
Sensor Active Image Area (dimensions)	ARRIRAW 4.5K LF 3:2 Open Gate - 4.5K: 36.70 x 25.54 mm / 1.445 x 1.006" ARRIRAW 4.5K LF 2.39:1 - 4.5K: 36.70 x 15.31 mm / 1.445 x 0.603" ARRIRAW 3.8K LF 16:9 - UHD: 31.68 x 17.82 mm / 1.247 x 0.702" ARRIRAW 2.8K LF 1:1 - 2.8K: 23.76 x 23.76 mm / 0.935 x 0.935" ARRIRAW 3.4K S35 3:2 - 3.4K: 28.25 x 18.17 mm / 1.112 x 0.715" Apple ProRes 4.5K LF 3:2 Open Gate - 4.5K: 36.70 x 25.54 mm / 1.445 x 1.006" Apple ProRes 4.5K LF 2.39:1 - 4.5K: 36.70 x 15.31 mm / 1.445 x 0.603" Apple ProRes 4.3K LF 16:9 - UHD: 35.64 x 20.05 mm / 1.403 x 0.789" Apple ProRes 4.3K LF 16:9 - HD: 35.64 x 20.05 mm / 1.403 x 0.789" Apple ProRes 3.8K LF 16:9 - UHD: 31.68 x 17.82 mm / 1.247 x 0.702" Apple ProRes 3.8K LF 16:9 - 2K: 31.68 x 17.82 mm / 1.247 x 0.702" Apple ProRes 3.8K LF 16:9 - HD: 31.68 x 17.82 mm / 1.247 x 0.702" Apple ProRes 2.8K LF 1:1 - 2.8K: 23.76 x 23.76 mm / 0.935 x 0.935" Apple ProRes 3.2K S35 16:9 - 3.2K: 26.40 x 14.85 mm / 1.039 x 0.585" Apple ProRes 2.8K S35 4:3 - 2.8K: 23.76 x 17.82 mm / 0.935 x 0.702" Apple ProRes 2.8K S35 16:9 - HD: 23.76 x 13.37 mm / 0.935 x 0.526"
Recording File Container Size (pixel)	ARRIRAW 4.5K LF 3:2 Open Gate - 4.5K: 4448 x 3096 ARRIRAW 4.5K LF 2.39:1 - 4.5K: 4448 x 1856 ARRIRAW 3.8K LF 16:9 - UHD: 3840 x 2160 ARRIRAW 2.8K LF 1:1 - 2.8K: 2880 x 2880 ARRIRAW 3.4K S35 3:2 - 3.4K: 3424 x 2202 Apple ProRes 4.5K LF 3:2 Open Gate - 4.5K: 4480 x 3096 Apple ProRes 4.5K LF 2.39:1 - 4.5K: 4480 x 1856 Apple ProRes 4.3K LF 16:9 - UHD: 3840 x 2160 Apple ProRes 4.3K LF 16:9 - HD: 1920 x 1080 Apple ProRes 3.8K LF 16:9 - UHD: 3840 x 2160 Apple ProRes 3.8K LF 16:9 - 2K: 2048 x 1152 Apple ProRes 3.8K LF 16:9 - HD: 1920 x 1080 Apple ProRes 2.8K LF 1:1 - 2.8K: 3072 x 2880 Apple ProRes 3.2K S35 16:9 - 3.2K: 3200 x 1800 Apple ProRes 2.8K S35 4:3 - 2.8K: 2880 x 2160 Apple ProRes 2.8K S35 16:9 - HD: 1920 x 1080
Recording File Image Content (pixel)	ARRIRAW 4.5K LF 3:2 Open Gate - 4.5K: 4448 x 3096 ARRIRAW 4.5K LF 2.39:1 - 4.5K: 4448 x 1856 ARRIRAW 3.8K LF 16:9 - UHD: 3840 x 2160 ARRIRAW 2.8K LF 1:1 - 2.8K: 2880 x 2880 ARRIRAW 3.4K S35 3:2 - 3.4K: 3424 x 2202 Apple ProRes 4.5K LF 3:2 Open Gate - 4.5K: 4448 x 3096 Apple ProRes 4.5K LF 2.39:1 - 4.5K: 4448 x 1856 Apple ProRes 4.3K LF 16:9 - UHD: 3840 x 2160 Apple ProRes 4.3K LF 16:9 - HD: 1920 x 1080 Apple ProRes 3.8K LF 16:9 - UHD: 3840 x 2160 Apple ProRes 3.8K LF 16:9 - 2K: 2048 x 1152 Apple ProRes 3.8K LF 16:9 - HD: 1920 x 1080 Apple ProRes 2.8K LF 1:1 - 2.8K: 2880 x 2880 Apple ProRes 3.2K S35 16:9 - 3.2K: 3200 x 1800 Apple ProRes 2.8K S35 4:3 - 2.8K: 2880 x 2160 Apple ProRes 2.8K S35 16:9 - HD: 1920 x 1080
Exposure Latitude	14+ stops over the entire sensitivity range from EI 160 to EI 3200 as measured with the ARRI Dynamic Range Test Chart (DRTC-1)
Exposure Index	Adjustable from EI 160-3200 in 1/3 stops EI 800 base sensitivity
Shutter	Electronic shutter, 5.0°- 356° or 1s - 1/8000s
Recording Formats	MXF/ARRIRAW MXF/Apple ProRes 4444 XQ MXF/Apple ProRes 4444 MXF/Apple ProRes 422 HQ
Recording Media	Codex Compact Drives
Recording Frame Rates	ARRIRAW 4.5K LF 3:2 Open Gate - 4.5K: 0.75 - 40 fps ARRIRAW 4.5K LF 2.39:1 - 4.5K: 0.75 - 60 fps ARRIRAW 3.8K LF 16:9 - UHD: 0.75 - 60 fps ARRIRAW 2.8K LF 1:1 - 2.8K: 0.75 - 60 fps ARRIRAW 3.4K S35 3:2 - 3.4K: 0.75 - 60 fps Apple ProRes 4.5K LF 3:2 Open Gate - 4.5K: 0.75 - 40 fps Apple ProRes 4.5K LF 2.39:1 - 4.5K: 0.75 - 60 fps Apple ProRes 4.3K LF 16:9 - UHD: 0.75 - 48 fps Apple ProRes 4.3K LF 16:9 - HD: 0.75 - 75 fps Apple ProRes 3.8K LF 16:9 - UHD: 0.75 - 60 fps Apple ProRes 3.8K LF 16:9 - 2K: 0.75 - 90 fps Apple ProRes 3.8K LF 16:9 - HD: 0.75 - 90 fps Apple ProRes 2.8K LF 1:1 - 2.8K: 0.75 - 60 fps Apple ProRes 3.2K S35 16:9 - 3.2K: 0.75 - 75 fps Apple ProRes 2.8K S35 4:3 - 2.8K: 0.75 - 75 fps Apple ProRes 2.8K S35 16:9 - HD: 0.75 - 100 fps
Recording Modes	Standard real-time recording No Pre-recording No Intervalometer
Viewfinder Type	Multi Viewfinder MVF-2 with 4" flip-out monitor
Viewfinder Technology	OLED viewfinder display LCD fold out monitor Resolution: 1920 x 1080 (pixel) Diopter: Adjustable from -5 to +5 diopters
Color Output	Rec 709 Rec 2020 Log C Custom Look (ARRI Look File ALF-2)
Look Control	Import of custom 3D LUT ASC CDL parameters (slope, offset, power, saturation)
White Balance	Manual and auto white balance, adjustable from 2000K to 11000K in 10K steps Color correction adjustable range from -16 to +16 CC 1 CC corresponds to 035 Kodak CC values or 1/8 Rosco values
Image Outputs	1x proprietary signal output for MVF-2 viewfinder on VF CoaXPress connector (video, audio, power, control signals) SDI 1: -HD only, Processed or Clean, with or without a look file applied -1.5G 422 HD (SMPTE ST292-1, up to 30 fps, progessive (p) or progressive segmented frame (psf)) -3G 422 HD (SMPTE ST425-1, up to 60 fps, p) -3G 444 HD (SMPTE ST425-3, up to 30 fps, p) SDI 2: -HD or UHD, Clean only, with or without a look file applied, or SDI 1 clone -1.5G 422 HD (SMPTE ST292-1, up to 30 fps, p or psf) -3G 422 HD (SMPTE ST425-1, up to 60 fps, p) -3G 444 HD (SMPTE ST425-3, up to 30 fps, p) -6G 422 UHD (SMPTE ST2081-10, up to 30 fps, p) “Clean” is an image without surround view or overlays (status, false color, zebra, framelines, etc.) “Processed” is an image with surround view or overlays.
Lens Squeeze Factors	1.00 1.25 1.30 1.50 1.65 1.80 2.00
Audio Input	1x LEMO 6pin balanced stereo line in with 12V power output (Line input max. level +24dBu correlating to 0dBFS)
Audio Output	SDI (embedded) 3,5mm stereo headphone jack (on MVF-2)
Audio Recording	2 channel linear PCM, 24 bit 48 kHz
Remote Control Options	MVF-2 viewfinder can act as wired remote control with 10m/33ft cable Web-based remote control from smart phones, tablets and laptops via WiFi & Ethernet (beta version) Camera Access Protocol (CAP) via Ethernet & WiFi GPIO interface for integration with custom control interfaces WCU-4 hand-unit with control over lens motors and operational parameters via built-in white radio SXU-1 hand-unit with control over one lens channel OCU-1 and Master Grip control of lens and user buttons
Interfaces	1x LEMO 5pin LTC Timecode In/Out 1x LEMO 10pin Ethernet for remote control and service 1x BNC SYNC IN 1x LEMO 7pin EXT multi purpose accessory interface w. RS pin and 24V power output 1x LEMO 4pin LBUS (on lens mount) for lens motors, daisy chainable 1x USB 2.0 in media bay (for user setups, look files etc)
Wireless Interfaces	Built-in WiFi module (IEEE 802.11b/g) Built-in White Radio for ARRI lens and camera remote control
Power Input	1x LEMO 8pin (11-34 V DC)
Power Consumption	Around 65 W when recording ARRIRAW at 24 fps with MVF-2 attached (preliminary information)

ARRI ALEXA MINI LF

CAPTURE LARGE- FORMAT ON A SMALL CAMERA