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New COB by CITIZEN with Ra90 and Ra97 with emphasis on the “quality of lighting” (30.11.2013)

Description: Citizen Electronics Co., Ltd. introduces three new COB LEDs to the market with a high colour rendition index.

COB with Colour Rendition Index Type Ra97

  • Excellent colour rendition index – suitable for illuminating museums etc.
  • Values exceeding 95 in all R1 – R15 colour rendition systems are achieved
  • 9 types in total – 3 sizes and 3 colour temperatures

COB with Colour Rendition Index min. Ra90

  • High specific capacity up to 106 lm/W at 4000K with a high colour rendition index min. Ra90
  • When compared with the older CLL0×0 version, the light flux is increased by 9 – 11%
  • At Tj=85°C, R9>50 is reached for min. Ra90
  • 36 types in total – 3 sizes and 4 colour temperatures

Brilliant White COB – “White without Green Tones”

  • Shifting the MacAdam ellipse below the Planck curve
  • Repression of green tones against “standard white”
  • Values greater than 95 in all R1 – R15 colour rendition indexes are achieved
  • 9 types in total – 3 sizes and 3 colour temperatures