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Optical property

Optical property

Heat problem in summer

Heat problem in summer

Solar heat gain in winter

Solar heat gain in winter

Lumen - Neutral clear solar control adhesive film for glazing

High optical clarity and optimal solar control


Innovative design of spectral selection of solar radiation to reject infrared heat. With great optical clarity, Lumen adhesive films transmit maximum natural light.

Active filters

  • Optical property: Semi-reflective
  • Solar heat gain in winter: No - Not necessary
  • Solar heat gain in winter: Yes - Keep

Bronze spectral selector - Dark

lumen 20B IN SR CDA

Lumen 20B

  • Category : Solar
  • Type : Semi-reflective
  • Shades : Neutral Bronze
  • % Light transmission : 21%
  • % Light reflection - outside : 47%
  • % Total solar energy rejected : 79%

Bronze spectral selector - Medium

lumen 30B IN SR CDA

Lumen 30B

  • Category : Solar
  • Type : Semi-reflection
  • Shades : Neutral Bronze
  • % Light transmission : 26%
  • % Light reflection - outside : 44%
  • % Total solar energy rejected : 76%