IEC 62494-1:2008 pdfダウンロード。Medical electrical equipment – Exposure index of digital X-ray imaging systems – Part 1: Definitions and requirements for general radiography 1 Scope This part of IEC 62494 specifies definitions and requirements for the EXPOSURE INDEX of images acquired with DIGITAL X – RAY IMAGING SYSTEMS . This standard is applicable to DIGITAL X – RAY IMAGING SYSTEMS used in general radiography for producing PROJECTION X-ray images for general applications, such as, but not exclusively: • computed radiography (CR) systems based on stimulable phosphors; • flat-panel detector based systems; • charge-coupled device (CCD) based systems. Image intensifier based systems...