YY/T 1603-2018 Translated English of Chinese Standard. (YYT 1603-2018, YY/T1603-2018, YYT1603-2018): Medical Endoscopes - Endoscope Supply Units - Video Camera System [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 29. aug 2020 - 26 pages This Standard specifies the terms, definitions, requirements, and test methods for medical endoscopic camera system. This Standard is applicable to medical endoscopic camera system that are used as endoscope supply units in endoscopy and surgery. This Standard is not applicable to the camera system with special spectral effects and non-visible spectral imaging. |
Common terms and phrases
according to Formula adopt multiple camera angular frequency applicable to camera average value blue channels brightness channel brightness electro-optical conversion brightness of background Brightness Response Characteristic brightness signal component camera system according change the brightness color temperature critical brightness value data list detachable lens different brightness levels distance d0 electro-optical conversion function gray scale block green and blue image collector Lens condition light source linear fitting Lsat manufacturer shall provide Measurement working distance methods specified model and number modulation degree Modulation transfer function multiple camera modes nominal value non-detachable lens Nyquist frequency object surface brightness output brightness electro-optical output signal value Procedure random noise results The test root mean square SFR value shoot the test sinewave small gray scale small gray-scale block spatial frequency response standard deviation standard illuminator star map static image latitude system under test Test Methods test target board tested camera system Viewfinder of camera White balance