A familiar term to users of lighting design and analysis software programs, Bi-directional Scatter Distribution Function (BSDF) is a mathematical table which determines the probability that a specific ray of light will be scattered at a given angle. As a courtesy to our customers, the following BSDF, BRDF and BTDF (Reflected and Transmitted portions of BSDF) data can be imported into Zemax or Optis to help designers and engineers choose the right Luminit Light Shaping Diffuser for the job. If you experience any problems downloading the files, contact: sales@luminitco.com
Download Radiant ISX BTDF Data
(Note: Requires Premium edition of Zemax)
Instruction for downloading ISX files
L10P1-2
L20P1-2
L40P1-2
L60P1-2
L151P1-2_Horizontal
L151P1-2_Vertical
L305P1_Vertical
L6010P1_Horizontal
L6010P1_Vertical
L7545P1_Horizontal
L7545P1_Vertical
Download Optis BSDF Data
(Note: requires creating an Optis account)
Download Luminit BSDF Data
(Note: BSDF text files for conversion. Click on the link. When file opens, right click and save to your desktop.)
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BTDF 60 Degree
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BTDF 80 Degree
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BRDF 60 Degree
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BRDF 80 Degree
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BRDF .5 Degree
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BRDF 1 Degree
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BTDF 1 Degree