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PR-650 RGB Color Analyzer
The PR-650 RGB Color Analyzer is no longer available. Check out the new PR-655 SpectraScan Colorimeter.
We are proud to announce the new PR-650 RGB Color Analyzer. The PR-650 RGB has been created to provide a spectrally based solution for the white point calibration of CRT's, LCD's and digital projectors. The PR-650 RGB has a distinct advantage over existing filter instruments like the Minolta CA-100 because of its spectral capabilities, i.e. no errors due to filter mismatch. It can be used to calibrate displays in one of two modes - a learn mode or by entering target chromaticity and luminance values. A graphic interface provides an easy method for adjusting the RGB levels to the desired values.

In addition to the new RGB capabilities, the PR-650 RGB system can be used to make direct measurements of luminance, CIE Chromaticity (1931 xy and 1976 u'v') and correlated color temperature. The standard PR-650 measurements such as L*a*b, L*u*v, ΔE*, ΔYxy, ΔYu'v' and Δ CCT are not available in the PR-650 RGB. However, these values are available if you use SpectraWinT or purchase an optional PR-650 RAM card.

Two Plus Instruments in One
A majority of traditional display calibration systems are dedicated to one specific task and cannot be used for anything else. When not being used to calibrate the white point of displays, the PR-650 RGB Color Analyzer can be used as a traditional spectroradiometer to address a myriad of light measurement applications impossible for other testers.

Non-Contact
The PR-650 RGB Color Analyzer uses the patented PritchardŽ through-the-lens optical system, so there is no "suction cup" required. Some display types such as LCD's cannot tolerate a contact system. Digital projector calibrations, which require sampling the screen, are impossible using contact type sensor technology.

Easy Upgrade
For current PR-650 (or PR-645) owners, adding the RGB capability is as easy as contacting us with the serial number of your instrument and shipping instructions. We will send you a new RAM card with pre-installed RGB Color Analyzer software . You just plug it in and turn it on to begin - no recalibration of the instrument is necessary. You now have an interactive, spectrally based white point calibrator for a fraction of the cost of other solutions.

Added Power
Now you can add Windows based, interactive display white point calibration capabilities to your existing PR-6XX or PR-7XX SpectraScan spectroradiometer with RGB for Windows. RGB DisplayCal software can be ordered as a stand alone executable, or as an option to existing SpectraWinT 2 software (not available for SpectraWin 1.XX versions).
With RGB DisplayCal, you get all of the capabilities of the PR-650 RGB Color Analyzer (comparative or absolute calibration of displays) plus enhanced features such as a CIE diagram (1931 or 1976) with continuously updated target and measured icons and updated tabular data - all on your laptop or desktop PC. We've also added an easy-touse RGB bar graph that lets you know when the display under test is properly calibrated. The resolution of the bar graph can be set to manual or automatic to facilitate adjustment ease.

Wizardry in Action
For displays that do not fall into the RGB DisplayCal pre-defined CRT phosphor sets (NTSC, EBU, SMPTE, HDTV or CIE) the RGB Wizard allows you to define display primary values through measurement or data entry. This can be especially useful when developing a new display type (for example - OLED display research) where no standard (or "golden unit" for comparative tests) exists.
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