印刷测量垫白垫黑技术点参考(EN)

Criteria for white and black backing:

White backing Black backing
Opague (transparancy > 99 %)Spektraly non selective
Diffuse-reflectingDiffuse-reflecting
CIELAB C* ≤ 2.4Visual density  ≥ 1.3
No fluorescence
92 ≤ CIEL* ≤ 97
R at 400 / 410 nm ≥ 0.3
R at 420 / 450 nm ≥ 0.75
R at 460 / 670 nm ≥ 0.8
R at 680 / 700 nm ≥ 0.75

The following white backings correspond to ISO 13655:2009 as quoted further down

  •   Gretag/Macbeth SpectroScan with white backing
  •   Two sheets ColorGate “ISOProof 270 g”
  •   Two sheets CGS “ORIS PearlPROOF Super”
  •   Two sheets “RP271 S Satin 270 g
  •   Three sheets of “GMG Proofpaper Semimatte 250”
  •   X-RITE iO with white backing
  •   Barbieri Spectro LFP with white backing
  •   Three sheets Epson “Standard Proofing Paper”
  •   Three sheets EFI “Proof Paper 7250”
  •   ColorScout A+ for Konica Minolta FD-7 with white backing
  •   ColorPartner Whitebacking

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