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Table o

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ALEXA Pocket Guide

Overview

Introduction

What’s new in SUP 7.0?

The Home Screen

Home Screen Soft Buttons

Icons on Home Screen

MON OUT Icons

Recording formats

Output Overview

ARRIRAW uncompressed

ARRIRAW capable software solutions

ProRes

DNxHD

Exposure Index

Working with ND filters

False Color Exposure Check

Working with ALEXA

Understanding “Gamma”

Rec 709

Log C

Shooting in Log C

Look Files in the camera

Look Files in a non-destructive workflow 36
Legal and Extended Range

p and psf

Metadata Overview

Licenses

Table of Contents

Содержание ALEXA SUP 7.0

Страница 1: ...Pocket Guide 7 0 SUP...

Страница 2: ...w 18 ARRIRAW uncompressed 19 ARRIRAW capable software solutions 20 ProRes 21 DNxHD 23 Exposure Index 24 Working with ND filters 26 False Color Exposure Check 27 Working with ALEXA 28 Understanding Gam...

Страница 3: ...Resources and Contacts 94 ARRI Sales Contacts 94 ARRI Service Contacts 96 ARRI Digital Workflow Solutions 98 Online Resources 99 ALEXA Preshoot Checklist 44 Recording on SxS PRO cards 45 Recording Hig...

Страница 4: ...the menu and controls are simple and intuitive so the best way to learn ALEXA is to get your hands on the Introduction ALEXA the original real thing However carrying this guide with you and combining...

Страница 5: ...5 Overview The ALEXA family ALEXA Plus Plus 4 3 the all rounder ALEXA M the specialist ALEXA Studio the flagship...

Страница 6: ...1 New and improved in camera de Bayering ADA 3 HW New and improved high speed de Bayering ProRes 2K recording in 16 9 and 4 3 aspect ratio See chapter Recording formats on page 16 for more information...

Страница 7: ...7 Overview New for SUP 7 0 LCC look file built in and 6th button available via USER menu...

Страница 8: ...8 Overview The Home Screen...

Страница 9: ...f for ALEXA Studio EI Set exposure index and insert internal ND filter for ALEXA Studio COLOR Set gamma for REC OUT and SxS image paths If REC and or SxS icons have a blue background a look is active...

Страница 10: ...rce present at BAT connector or percentage of remaining capacity of attached battery if it transmits this information BAT 2 Voltage level of battery attached to top and or back onboard battery adapter...

Страница 11: ...shown neither the red green bar the camera works properly but no SxS PRO card is present for recording 16 9 Displays active sensor mode 16 9 or 4 3 ProRes 2K Displays active codec ProRes or DNxHD and...

Страница 12: ...ed Temperature Great sensor temperature Error offset Image quality might be affected seriously Lock Camera is locked Name Icon Description SD Card SD Card present Turns orange during card access Grab...

Страница 13: ...13 Overview ALEXA Studio left side Additional buttons VIEW GATE for mirror control...

Страница 14: ...14 Overview MON OUT Icons...

Страница 15: ...rror offset Image quality might be affected seriously Lock Home screen is locked Grab Stil frame is being captured to the SD card A new still frame can only be captured when this is completed Name Ico...

Страница 16: ...ing modes become available ProRes recording is not limited to HD anymore but can be recorded in 2K 16 9 or 2K 4 3 mode When the camera is switched from HD to 2K resolu tion the size of the captured fr...

Страница 17: ...l recording via T Link Output Option HD HD high speed1 DNxHD ProRes 2K ProRes ARRIRAW uncompressed Sensor Mode 16 9 1920x1080 0 75 60fps 2048x1152 0 75 60fps 2880x1620 0 75 60fps 4 3 2048x1536 0 75 60...

Страница 18: ...s Proxy ProRes 422 LT ProRes 422 ProRes 422 HQ ProRes 4444 2x SxS Cards 2x REC OUT 1x or 2x MON OUT T Link HD SDI 16 9 Quicktime HD 2K 16 9 or 4 3 MON OUT MXF 16 9 HD DNxHD 145 DNxHD 175 DNxHD 4441 1...

Страница 19: ...e the additional 4 3 mode which delivers ARRIRAW data at 2880 x 2160 pixel Bayer resolution The taller aspect ratio allows DPs to capture the unique look of true 2x anamorphic lenses When shooting wit...

Страница 20: ...lipster eyeon Fusion FilmLight Baselight Gluetools Toolkit for FCP Image Systems Nucoda Filmmaster MTI Film Control Dailies Pandora Revolution YoYo Quantel Pablo SGO Mistika Tweak RV A product which h...

Страница 21: ...tial for cinemascope productions as it allows using regular 2 1 anamorphic lenses Additionally productions shooting with standard spherical lenses can benefit from the 4 3 open gate capture mode Produ...

Страница 22: ...mages do not require adjustments in postproduction ProRes 422 HQ YCbCr 10 176 Mb s 17 min 60 120 fps High quality television applications requir ing color correction and special effects high speed sho...

Страница 23: ...DNxHD 145 YCbCr 8 116 Mb s 36 min 60 120 fps Television applications if images do not require adjustments in postproduction DNxHD 220x YCbCr 10 176 Mb s 24 min 60 120 fps High quality television appl...

Страница 24: ...LEXA s 14 stops of exposure latitude and unique highlight handling approaches that of film there is one major difference between the way film and digital cameras behave with digital cameras a change i...

Страница 25: ...posure index Values next to the exposure index are the number of stops above and below 18 grey These values are for Log C Rec 709 has 0 5 stops fewer in the low end at EI 160 0 4 stops fewer in the lo...

Страница 26: ...custom designed IR filter and the sensor s spectral response makes this issue less critical than with some other digital cameras it is generally a good idea to only use traditional film ND filters up...

Страница 27: ...So if you have the viewfinder set to Rec 709 the false color exposure check will be based on the Rec 709 image If you have the MON OUT at the same time set to Log C the false color exposure check for...

Страница 28: ...orkflow Since Rec 709 is the standard for displaying images on video monitors Rec 709 images can be shown as they are on monitors or used to create dailies or editing proxies Additionally Rec 709 imag...

Страница 29: ...29 Working with ALEXA Color comparison split image Rec 709 Log C...

Страница 30: ...aterial looks washed out and flat when viewed without any additional pro cessing therefore it requires a Look Up Table LUT being processed in its signal path to appear natural to the human eye Shootin...

Страница 31: ...44 The top quality 4 2 2 codecs ProRes 422 HQ and DNxHD 220x will also provide acceptable results in Log C but due to the higher compression ratio grading images recorded with these codecs may exhibit...

Страница 32: ...a standalone converter app When it is desired to have matched shots and an optional first color correction to get a preview of the intended look the clips or e g dpx or tiff file sequences are usuall...

Страница 33: ...d variety of post tools work with LUTs and are meant to apply color transformations to the signal ARRI offers LUTs for all commonly used software and hardware solutions Please visit our LUT Generator...

Страница 34: ...card and imported into the camera One Look File can be activated at a time and applied to the different image paths individually It is possible for instance to record a clean Log C image onto the SxS...

Страница 35: ...ok File copy xml file to SD card SxS PRO Card look embedded in file header and or burnt in REC OUT ARRIRAW look embedded in file header HD look embedded and or burnt in Image with Look applied save as...

Страница 36: ...alexa tools The ARRI LUT Generator incorporates the Look File into a LUT The LUT on the other hand is used e g in a color grading application where it serves as a reference point for the grading artis...

Страница 37: ...px frame grab to SD card Look File copy xml file to SD card SxS PRO Card LogC clips 1 Create Look LogC Image Look File transported in file header ARRI LUT Generator combine Look with LUT Color Grading...

Страница 38: ...concept of legal extended range can be applied to data in 8 10 or 12 bit All ProRes DNxHD materi als generated by the ALEXA camera are in legal range meaning that the minimum values are en coded by t...

Страница 39: ...e frame split into two segments odd and even lines which is transported like an interlaced frame In contrast to the interlaced frame it does not have two different states of movement in it Psf has bee...

Страница 40: ...become important when combining images and sound from different sources Frame by frame lens metadata as recorded by ALEXA Plus ALEXA M or ALEXA Stu dio when used with an LDS lens or a non LDS lens in...

Страница 41: ...e take take take take Lens Type1 Lens model connected to camera take take take take take Zoom Distance1 Current focal position on zoom lenses take take frame frame frame Focus Distance1 Current focus...

Страница 42: ...D with ProRes codecs up to ProRes 422 HQ or with DNxHD codec up to DNxHD 220x onto SxS PRO 64 GB cards This mode uses the same Super 35 sensor area as Regular Speed mode same depth of field same angle...

Страница 43: ...F DNxHD files can be linked to Avid Media Composer 5 5 or greater using the ALEXA AMA plug in available from the ARRI website for Windows or Mac OS X Of course DNxHD recording is available in Regular...

Страница 44: ...to give the planned setup a try and run a short test through the entire workflow before starting the shoot This is the fastest and most reliable way to identify problems in the digital workflow We hig...

Страница 45: ...lly increments when the camera starts recording to a new card This setting usually does not need to be touched 3 Press the TC button and enter the timecode OPTIONS Assuming we ll get timecode from the...

Страница 46: ...3 Take a fresh SxS PRO card make sure it is not locked and insert it into one of the camera s slots label facing outwards 3 If the card had not been used before in an ALEXA the camera will automatica...

Страница 47: ...ncluding checksum verification 1 Disengage the write protection lock 1 Optionally quick format the card using any type of file system This greatly reduces risk of accidently formatting over a card tha...

Страница 48: ...u wheel 3 From the HOME screen go to SHUTTER and adjust the exposure time Camera Setup The following steps are necessary to prep the camera for High Speed SxS recording Makes sure you are using Sony S...

Страница 49: ...se to REC 709 3 HOME EI and adjust the sensitivity if required Frequently used functions should be assigned to the USER buttons 3 Press USER button and enter the EDIT screen 1 Buttons 1 3 can also be...

Страница 50: ...setting usually does not need to be touched 3 Press the TC button and enter the timecode OPTIONS Assuming we ll get timecode from the sound guy 1 set Source to Ext LTC and verify that 1 Mode is set t...

Страница 51: ...1 3 can also be used on the operator side so assign functions like EVF Gamma MON OUT falsecolor and MON OUT peaking 1 Buttons 4 and 5 are only available on the assistant side through the user screen s...

Страница 52: ...tion 1 Set Sensor sync to EXT master on one camera and EXT slave on the other 1 Set Settings sync to ETH master on one camera and EXR slave on the other Note The camera that can be seen better in the...

Страница 53: ...never leave the connectors open cover them with their rubber covers when not in use Plug the fiber covers together while using the fiber cable to prevent dirt from accumulating inside the cover Regula...

Страница 54: ...stem including Lens Data Mount and Lens Data Archive for lenses without built in LDS ALEXA Plus 4 3 This version of ALEXA Plus offers a 4 3 capture mode in addition to the Plus feature set It is bundl...

Страница 55: ...mm 0 935 x 0 506 27 01 mm 1 063 Frameline ARRI 2 39 Flat 2880 x 1206 Photosites 2 39 1 23 76 x 9 95 mm 0 935 x 0 392 25 76 mm 1 014 Frameline ARRI 2 39 Scope 2x 1936 x 1620 Photosites 1 195 1 15 97 x...

Страница 56: ...ALEXA ALEXA Plus ALEXA Plus 4 3 ALEXA M and ALEXA Studio Sensor Size 3392 x 2200 Photosites 1 54 1 27 98 x 18 15 mm 1 102 x 0 715 33 352 mm 1 3123 Surround View Optical Viewfinder Studio only 1 38 1 2...

Страница 57: ...Sensor Size 3392 x 2200 Photosites 1 54 1 27 98 x 18 15 mm 1 102 x 0 715 33 352 mm 1 3123 Surround View Optical Viewfinder Studio only 1 38 1 26 14 x 19 0 mm 1 029 x 0 748 32 32 mm 1 272 Frameline ARR...

Страница 58: ...able for DNxHD recording Regular or High Speed mode Switching takes approximately 40 seconds 4 3 High Speed mode is only available for 16 9 sensor mode Mirror shutter ALEXA Studio only on or off Switc...

Страница 59: ...e and 64 GB SxS PRO cards DNxHD 4443 0 75 60 DNxHD license and 64 GB SxS PRO cards SUP 7 1 or later HD SDI 0 75 60 16 9 2K ProRes 422 Proxy 422 LT 422 and 422 HQ 0 75 60 32 GB 64 GB SxS PRO cards SUP...

Страница 60: ...x Values behind the exposure index are the number of available stops above and below 18 grey These values apply to Log C output Rec 709 output provides 0 5 stops less on the low end at EI 160 0 4 stop...

Страница 61: ...l use recording to SxS PRO cards without accessories ALEXA Studio 90 W for camera with OVF 1 in typical use recording 24 fps to SxS PRO cards mirror shutter on without accessories When running over 30...

Страница 62: ...ecifics as on the camera body Weight ALEXA camera body SxS Module 6 3 Kg 13 8 lb ALEXA camera body SxS Module EVF 1 Viewfinder Mounting Bracket VMB 1 viewfinder cable Center Camera Handle CCH 1 7 7 Kg...

Страница 63: ...ight 158 mm 6 22 Detailed drawings can be found in the ALEXA Dimensions PDF document on our website at http www arri com alexa downloads Environmental Operating temperature range 20 C to 45 C 4 F to 1...

Страница 64: ...exposure check and jog wheel ALEXA Studio Optical viewfinder OVF 1 shows a bright high contrast image for through the lens viewing with low distortion accurate color fidelity and no delay Can be used...

Страница 65: ...ding BAT battery low FULL SxS PRO card full ALEXA Studio ground glass holder and frameglow frames are compat ible to ARRICAM Exact alignment of framelines and captured frame however requires the use o...

Страница 66: ...embedded audio timecode metadata and recording flag ARRIRAW 2880 x 1620 16 9 uncompressed 12 bit log without white balance or exposure index processing applied Requires an ARRIRAW T Link certified re...

Страница 67: ...mode for precision sensor sync synchronized settings processing HD SDI outputs and QuickTime ProRes or MXF DNxHD recording for 3D applica tions Automated sync of lens settings for 3D applications in M...

Страница 68: ...BAT 1 1 1 1 Fischer 3 pin 24 V remote start and accessory power out RS 2 3 2 2 LEMO 2 pin 12 V accessory power out 12 V 1 1 1 LEMO 5 pin timecode in out TC 1 1 1 TRS 3 5 mm headphone mini stereo jack...

Страница 69: ...ce Module currently available for SxS PRO cards can be exchanged for future storage modules The Electronics Interface Module avail able as either regular ALEXA or ALEXA Plus versions can be exchanged...

Страница 70: ...S CARD 1 2 Erase SxS CARD 1 2 REC OUT Framerate 23 976 24 25 29 97 30 48 50 59 94 60fps HD SDI format 422 1 5G SL 422 1 5G DL 422 3G SL 444 1 5 DL 444 3G SL 444 3G DL RAW 1 5G DL RAW 3G SL RAW 3G DL o...

Страница 71: ...on On Off LDS info On Off Show reel clip number On Off Camera index letter On Off Peaking Off On Peaking On Off Peaking level Low Medium High False Color On Off Anamorphic desqueeze ANAMORPH Off 1 3x...

Страница 72: ...Sensor Sensor mode STUDIO M PLUS 4 3 16 9 4 3 Sensor temperature Standard High humidity Mirror image horizontal On Off Power BAT1 Plug warning 10 0 30 0V 21 0V BAT2 Onboard warning 10 0 30 0V 12 0V Ex...

Страница 73: ...ns Data for PLUS STUDIO System time date set date time timezone and daylight saving time Fan Fan mode Regular Rec low SD card Format prepare SD card Prepare SD card WNA 1 WNA state shows WNA 1 status...

Страница 74: ...976 24 25 29 97 30fps AUDIO adjust CH1 level 20 10 unity adjust CH2 level 20 10 unity AUDIO OUT set AUDIO OUT Phones Level OPTIONS AUDIO OUT OPTIONS Left out CH1 CH2 CH1 2 None Right out CH1 CH2 CH1...

Страница 75: ...ded by default set COLORPATH EVF LOOK ON OFF FOR REC709 MON OUT LOOK ON OFF FOR REC709 SxS REC OUT GAMMA COLOR GAMMA SxS REC709 LOGC REC OUT REC709 LOGC ARRIRAW MON OUT REC709 LOGC EVF REC709 LOGC LOO...

Страница 76: ...F gamma EVF look EVF frame lines EVF status info EVF zoom EVF false color EVF peaking EVF anam desqu ANAMORPH Grab still frame Return in active Toggle SxS Check last clip Circle clip Auto WB Color bar...

Страница 77: ...ss wheel or PLAY 2x on operator s side 10 CLIPLIST OPTIONS PLAY Options Clip end action Pause Loop Show frame lines On Off Status info on MON OUT On Off STEPSIZE 1 frame 1 second CIRCLE CLIP FRAMEGRAB...

Страница 78: ...een SET TC SET TO TIME RESET MANUAL Options Timecode Options Source Int TC Ext LTC Mode Rec run Free Run Generator Regen Jam Sync User bit source Internal LTC in UB Userbits set Userbits Project Menu...

Страница 79: ...el menu heading 2nd level menu heading possible values factory reset menu hierarchy leads to new screen SD card access LEGEND ANAMORPH requires Anamorphic Desqueeze License DNxHD requires DNxHD Licens...

Страница 80: ...OM SENSORS Tilt 0 0 Roll 0 0 CAM LEVEL RESET use to reset your null balance LENS DATA LDS READOUT Status LENS DATA displays FOCAL LENGTH IRIS FOCUS and DoF close far LDS OPTIONS Lens distance unit Met...

Страница 81: ...S CLM CLM STATUS displays TYPE DIRECTION and TORQUE 1 4 only CLM 3 4 IRIS CLM set DIRECTION set TORQUE only CLM 3 4 CALIBRATE CALIBRATE ALL motors FOCUS CLM CLM STATUS displays TYPE DIRECTION and TORQ...

Страница 82: ...et shutter angle 5 0 358 172 8 in High Speed Mode 5 0 356 0 HS EI set exposure index 160ASA 3200ASA 800ASA WB set white balance 2000K 11000K Auto WB 5600K and CC SHIFT get 2 25x image magnification to...

Страница 83: ...ines 2 choose from list Center Mark Off Dot Cross User Rectangles Off Rect 1 Rect 2 Rect 1 2 Edit User Rectangles only when User Rectangles active Frame Lines Color Red Green Blue Yellow Black White F...

Страница 84: ...T1 3 T22 0 35 m 14 0 35 m 14 1 7 8 1 7 8 153 mm 6 153 mm 6 114 mm 4 5 114 mm 4 5 128 mm 5 128 mm 5 2 2 Kg 4 8 lb 2 2 Kg 4 8 lb Master Prime 32 PL LDS T1 3 T22 0 35 m 14 1 7 1 153 mm 6 114 mm 4 5 128...

Страница 85: ...8 07 13 40 29 9 mm 0 098 29 9 mm 0 098 8 53 6 22 10 53 9 30 6 99 11 59 9 65 7 26 12 03 89 0 mm 3 5 Normal 35 8 ID 27 20 mm 7 DIN Super 35 9 ID 30 00 mm 7 ANSI Super 35 10 ID 31 14 mm 7 Operation Tempe...

Страница 86: ...lb 50 2 Ultra Prime 28 Ultra Prime 28 PL PL T1 9 to T22 T1 9 to T22 0 28 m 11 0 28 m 11 91 mm 3 6 91 mm 3 6 95 mm 3 7 95 mm 3 7 1 0 Kg 2 2 lb 1 0 Kg 2 2 lb 43 2 43 2 Ultra Prime 32 PL T1 9 to T22 0 3...

Страница 87: ...nt for special effects work 7 The image diameter ID is the diameter of the image circle needed for the respective format These lenses are designed for the largest ID given here 8 Horizontal angles of...

Страница 88: ...Prime 28 PL LDS T1 9 to T22 0 28 m 11 91 mm 3 6 104 mm 4 1 1 5 Kg 3 3 lb 43 2 Ultra Prime 32 Ultra Prime 32 PL LDS PL LDS T1 9 to T22 T1 9 to T22 0 35 m 13 8 0 35 m 13 8 91 mm 3 6 91 mm 3 6 104 mm 4...

Страница 89: ...econd number at the close focus setting 4 Lens length is measured from the lens mount to the front of the lens housing 5 Diameter of the lens matte box interface 6 The distance from the entrance pupil...

Страница 90: ...0 5 6 T2 6 T22 1 2 m 3 11 1 4 370 mm 14 6 134 mm 5 3 Operation Temperature 10 C to 50 C 14 F to 122 F Storage transport Temperature 20C to 60 C 4 F to 140 F 1 Positive locking 54 mm stainless steel le...

Страница 91: ...40 7 74 3 70 3 43 2 77 9 70 3 43 2 77 9 264 0 mm 10 4 264 0 mm 10 4 at 50 mm 24 8 18 2 30 4 27 0 20 4 33 4 26 7 15 2 30 5 28 4 16 2 32 4 231 6 mm 9 1 at 80 mm at 80 mm 15 6 11 4 19 3 15 6 11 4 19 3 17...

Страница 92: ...is T2 0 at close focus T4 3 3 Close focus is measured from the film sensor plane 4 Magnification ratio is the relationship of the size of an object on the film sensor plane first number to the size of...

Страница 93: ...vents parallax errors While largerly irrelevant for live action this measurement is important for special effects work All data subject to change without notice 9 Horizontal angle of view for a Normal...

Страница 94: ...on 318 20099 Sesto San Giovanni Milano Italy General Manager Antonio Cazzaniga acazzaniga arri it Tel 39 02 262 271 75 Fax 39 02 242 1692 ARRI Sales Contacts Americas ARRI Inc Sales Service 600 North...

Страница 95: ...affoux seb arrican com Tel 1 416 255 3335 Fax 1 416 255 3399 Asia ARRI Asia Limited 2203B The Centrium 60 Wyndham Street Central Hong Kong Managing Director Paul Ivan pivan arriasia hk Tel 852 2571 62...

Страница 96: ...Broadcast India Pvt Ltd service cineom com 91 0 22 42 10 9000 2 Monday Friday 08 15 17 00 PST Burbank USA ARRI Inc West Coast service arri com 1 877 565 2774 Monday Friday 08 00 17 30 EST New York US...

Страница 97: ...availability on Monday to Friday Well trained technicians cover all hardware and software related issues upgrades or e g the recov ery of cards that have been accidentally erased ARRI Service is the f...

Страница 98: ...LUT Generator and ALEXA Frameline Composer Feel free to contact DWS at digitalworkflow arri de This ARRI ALEXA Pocket Guide Ident Nr K5 40980 A is published by Arnold Richter Cine Technik April 01 201...

Страница 99: ...nloads Frequently Asked Questions www arri com alexa learn ALEXA Software Update Packets www arri com alexa downloads Technical details on recording ARRIRAW www arri com alexa arriraw ProRes www arri...

Страница 100: ...ALEXA Pocket Guide WebApp www arri com alexa apg...

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