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2012年3月,杜比实验室正式宣布广受认可的杜比PRM-4200专业视频效果测试校正仪现已在大中华地区上市。杜比PRM-4200专业视频效果测试校正仪是首款基于平板的测试校正仪,能够精确的呈现出真正的黑电平,使整个色域具有卓越的暗部细节和更高的对比度。这款视频效果测试校正
In March 2012, Dolby Laboratories officially announced the widely recognized Dolby PRM-4200 professional video effects test calibrator is now available in the Greater China region. The Dolby PRM-4200 Professional Video Effects Test Calibrator is the first tablet-based test calibrator to deliver true black levels with excellent dark detail and high contrast over the entire color gamut. This video effect test correction