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CINEBRATE

 

User Manual 

7279 William Barry Blvd. 

North Syracuse, NY 13212-3349 

Phone: (315) 701-0678 

Fax: (315) 701-0679 

Email: 

[email protected]

 

Summary of Contents for PHOTO RESEARCH CINEBRATE PR-653

Page 1: ...CINEBRATE User Manual 7279 William Barry Blvd North Syracuse NY 13212 3349 Phone 315 701 0678 Fax 315 701 0679 Email sales pr photoresearch com ...

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Page 4: ... worldwide No part of this document may be reproduced photographically electronically or by any other means without the express written permission of the President of PHOTO RESEARCH Patents Pending 2013 by PHOTO RESEARCH Inc All rights reserved worldwide PR is a registered trademark of PHOTO RESEARCH Inc PHOTO RESEARCH Inc is a registered trademark of PHOTO RESEARCH Inc Pritchard is a registered t...

Page 5: ...xcept legal holidays to aid in technical support Call 315 701 0678 FAX 315 701 0679 or e mail for technical support support pr photoresearch com for instrument repair or calibration service pr photoresearch com for technical support If calling please have the following information ready Instrument Model Instrument Serial Number This manual Any printed data you feel might aid in resolving the probl...

Page 6: ...Adapter 8 Battery 9 Removing the Battery 10 Charging the Battery 11 Standard Objective Lens 11 Instrument Storage 11 How to Make a Measurement 12 Theory of Operation 13 Luminance 16 Connectivity 16 USB 16 Installing the USB Driver 16 Finding the Cinebrate Com Port 17 Remote Control Mode 19 Installing the USB Driver 19 Using Remote Control Commands 19 Entering Remote Mode 19 Remote Control Command ...

Page 7: ...l Measurement Errors 21 Remote Control Parsing Errors 22 Routine Maintenance 23 Cleaning Lenses Optical Accessories 23 Cleaning Exterior Surfaces 23 Recalibration 23 Factory Repair 23 In Warranty Repair 23 Specifications 25 Cinebrate Lens Chart 25 Cinebrate Sensitivity Chart 25 ...

Page 8: ...BATTERY FROM CINEBRATE 10 FIGURE 10 ON I OFF 0 KEYS AND STATUS INDICATORS 12 FIGURE 11 LASER POINTER LEFT AND MEASUREMENT BUTTONS 12 FIGURE 12 CINEBRATE RESULT SCREEN 13 FIGURE 13 SPECTRUM MEASURED BY THE PR AND CINEBRATE 13 FIGURE 14 PR CINEBRATE SIMPLIFIED BLOCK DIAGRAM 14 FIGURE 15 CINEBRATE SPECTROMETER DIAGRAM 14 FIGURE 16 CIE 1931 TRISTIMULUS FUNCTIONS 15 FIGURE 17 ACCESS DEVICE MANAGER FIGU...

Page 9: ...its standalone operation and long lasting Li ion battery CINEBRATE is designed for total ease of use Measurements consist of three steps turn on the instrument acquire the target and measure Target acquisition is as easy as aiming a laser pointer Following the measurement all of the information needed to calibrate or verify projector performance is available on the system display STANDARD EQUIPMEN...

Page 10: ...y 2 Measure Button Execute measurement 6 I O Connector Panel Instrument connection panel 3 Power Switch Turn On I Off O unit 7 Battery Door Latch Location for Li Ion battery pack 4 Status Indicators Instrument status indicators 8 Laser Pointer Button Turn On Off Laser Pointer Abort Measurement P Power C Charge F Fault TABLE 1 CINEBRATE HARDWARE OVERVIEW 1 5 2 8 7 3 4 6 ...

Page 11: ...e CINEBRATE exposure time to that frequency for the best results FIGURE 1 CINEBRATE TITLE BAR BATTERY ICON The battery icon reports the current charge of the Li ion battery and whether the CINEBRATE is connected to and external power supply AC Adaptor The following table displays the different states of the battery icon and their meanings Below are the system status icons and their corresponding m...

Page 12: ...ONNECTOR PANEL The connector panel is located on the left side of the CINEBRATE when looking from the rear of the instrument The panel consists of the following connectors FIGURE 4 CINEBRATE PORT PANEL Item Description 1 USB Connector Mini B 2 AC Adaptor Connector 1 2 ...

Page 13: ... using the standard Li Ion battery pack Figure 6 CINEBRATE power connector CONNECTING THE AC ADAPTER 1 Insert the AC power cord into the AC Adapter body and then insert the AC plug into an appropriate receptacle 2 Insert the DC connector located on the opposite end of the adapter into the AC Adapter receptacle 3 The P Power status indicator should now be illuminated Note The CINEBRATE can be opera...

Page 14: ...rger Warning Before using the battery for the first time charge the battery for at least 12 hours The instrument can be used with the AC adapter while the battery is simultaneously charging Warning Use only Li Ion battery packs supplied by Photo Research Inc to avoid possible damage and voidance of the warranty Open battery door Figure 7 Close up of CINEBRATE battery compartment Table 2 CINEBRATE ...

Page 15: ...s into place Close the battery door Make sure the Battery Door Latch has engaged Figure 8 Inserting battery into the CINEBRATE REMOVING THE BATTERY 1 Facing the front of the instrument slide the battery door latch away from the objective lens until the door opens See Figure 7 2 Press the Battery Eject button located in the upper right hand corner of the battery compartment The battery will eject R...

Page 16: ...e three status LED s on the charger MED HI and MAX Depending on the charge state of the battery the LED s will blink in succession For example for a fully discharged battery the MED HI then the MAX lights will blink one after another For a partially charged battery the MED light will be solid and the HI and MAX lights will blink etc Once the battery is fully charged all three LED s will remain ste...

Page 17: ...m the projector screen 3 Press the and hold the Laser Pointer Button and aim the laser at the area of interest 4 Press the MEASURE button The laser will automatically turn off when the measurement is initiated 5 CINEBRATE will display Measuring Light with an exposure time and then Measuring Dark Following the Measuring Dark View the measurement results The reported CIE values are luminance CIE 193...

Page 18: ...grating is exposed to this type of light it will refract the light at several angles thus creating a diffracted spectrum much like a rainbow Similarly if the grating is exposed to a source such as a laser which emits a nearly monochromatic wavelength of light only the wavelength s of the laser will be refracted FIGURE 13 SPECTRUM MEASURED BY THE PR AND CINEBRATE The wavelength range is 380 nanomet...

Page 19: ...t FIGURE 14 PR CINEBRATE SIMPLIFIED BLOCK DIAGRAM FIGURE 15 CINEBRATE SPECTROMETER DIAGRAM The uncorrected or raw spectrum is corrected using factors established during the factory calibration of the instrument These factors include wavelength accuracy correction spectral distribution correction and photometric correction Next the data is corrected by spectral factors These factors insure that the...

Page 20: ...three CIE Tristimulus values X represents the red component Y is the green component and Z is the blue component Y also serves as the photometric value when using the standard MS 75 lens Y gives candelas meter the SI unit for luminance To find footlamberts English unit of luminance multiply cd m by 0 2919 683 is a constant used to convert lumens to watts There are 683 lumens per watt at 555 nm for...

Page 21: ...otometric intensity values when measuring image is projected onto a screen CONNECTIVITY USB The CINEBRATE is equipped with a Mini B USB connector allowing for remote communication for controlling the instrument using Remote Mode commands Note INSTALLING THE USB DRIVER Prior to using Remote Control commands the USB driver must be installed on your personal computer 1 Turn on the CINEBRATE 2 Connect...

Page 22: ...to the instrument for use in programming the instrument for Remote Mode operations To determine what the COM port is 1 Turn on the CINEBRATE 2 Connect the CINEBRATE to the PC via the USB interface cable 3 Click on START then right click on COMPUTER 4 Click on Manage 5 Click on Device Manager 6 On the right hand side of the Device Manager screen aces the drop down menu for Ports COM LPT 7 Look for ...

Page 23: ...C I N E B R A T E User Manual 18 FIGURE 19 UPDATE DRIVER SCREEN 2 FIGURE 20 INSERT DRIVER SCREEN 3 FIGURE 21 UPDATE DRIVER SCREEN 4 FIGURE 22 DETERMINE COM PORT ...

Page 24: ...ning Windows XP or later operating systems Please refer to the USB portion of the Connectivity section for complete installation instructions USING REMOTE CONTROL COMMANDS ENTERING REMOTE MODE Entering Remote Mode To enter Remote Mode send the word PHOTO must be capital letters REMOTE MODE appears on the CINEBRATE display REMOTE CONTROL COMMAND SUMMARY The following table summarizes all valid Remo...

Page 25: ...nt code X Sets LCD contrast level TABLE 3 REMOTE CONTROL COMMAND SUMMARY DATA CODE SUMMARY The following Table summarizes all data codes and returned values for the CINEBRATE These commands are used in conjunction with the D command Data Code Description 110 status Serial Number Output Format qqqqq nnnnnnnnCRLF where nnnnnnnn Instrument Serial Number Output Example 00000 36124505 111 status Instru...

Page 26: ...minance Luminous Intensity or Luminous Flux rr Radiometry Mode Possibilities are Radiance Irradiance Radiant Intensity or Radiant Flux Output Example 00000 FF75 Primary Luminance Radiance TABLE 4 REMOTE CONTROL DATA CODE SUMMARY REMOTE CONTROL ERROR CODES REMOTE CONTROL MEASUREMENT ERRORS Error Meaning 1 Light source not constant 2 Light overload signal too intense 3 Cannot Sync to light source Li...

Page 27: ...or Meaning Valid Values 1000 Illegal command 1001 Too many fields in setup command 2000 This error code is returned whenever a response code is requested that does not exist or when no other D command has been sent previously TABLE 6 REMOTE CONTROL PARSING ERROR CODES ...

Page 28: ...ashing liquid and a slightly damp non abrasive cloth to gently remove fingerprints and dirt Do not use acetone or other organic solvents or excessive pressure Do not soak or allow water to enter instrument RECALIBRATION The CINEBRATE is designed to maintain stable calibration for long periods of time and is certified for one year from the factory However changes in calibration are inevitable due t...

Page 29: ...ight or other rapid delivery is desired the user should include a check or money order to cover the cost of return shipping or contact Photo Research and supply a shipper account number e g FedX UPS etc to expedite collect delivery OUT OF WARRANTY REPAIR If the instrument is out of warranty Visit our web site www photoresearch com to assign a Returned Material Authorization RMA number to your inst...

Page 30: ...racy Against NIST luminance standard 2 Luminance repeatability 1 at 0 75 fL 2 6 cd m2 Color Accuracy for Illuminant A 0 0015 in CIE 1931 x y Measurement Capabilities Luminance chromaticity correlated color temperature Measurement Time 3 ms to 30 secs Battery Rechargeable Lithium Ion 12 hours continuous operation Weight 3 75 lbs 1 7 kg Operating Temperature 34 to 95 F 1 to 35 C CINEBRATE LENS CHART...

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