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Table of Contents

Definition

?? ???? ?? BSDF??? ?? ? ?? ??(TIR) ??? ?? ?? ?? (BSDF)? ? ?? ?? ?? ??? ???? ??????? ??? ??? ?? ?? ??? ?????. ??? ??? ???? ?? ??? ???? ????.

TIR BSDF? ?? ??? ? ?? ?? ??? ? ?? ?? ???? ??? ???? ?? ??? ?? ??? ??? ????. Total Internal Reflection Bidirectional Scattering Distribution Function? ??????.

Light Guide with VDI texture example modeled in LightTools | 新澳门六合彩开奖

                                   LightTools?? ??? VDI ???? ??? ? ??? (??? ???)

?? BSDF? ????? ?? ??? ????? ???. ?? ??? ? ???? ??? ???? ??? ?????. 

Considering the orientation of light - examples | 新澳门六合彩开奖

??? ??? ?? ??? ?? ???? ??? ? ?? ? ?? ??? ? ????. ?? ??, ????? ??? ?? ??? ??? ?? TIR BSDF ??? ???? ???. 

Why is TIR important to an optical design?

?? ??? TIR (?? ???)? ??? ??? ??????

 

?? ?? ???? ??? ????? ??? ??? ?? ?? ??? ?????. ??? ??? ???? ??? ??? ?????? ??? ??? ?? ????, ?????? ? ??? ??? ? ????. ??? ??? ??? ??? ??? ??? ? ???? ???? ?? ?????. ??? ??? ?? ?? ?? ??? ??? ?? ???? ?? ?????? ??? ???? ???? ????. 

 

??:

  • ?? ???? ?? ?? ?????? ?? ??? ?? ??? ?????.
  • R&D ????? ??? ??? ??? ?? ??? ??? ???? ???.
  • ?? ??? ?? ??? ???? ????? ???. 

 

???:

  • ??? ?? ?? BSDF (?? BSDF ? TIR BSDF)
  • ?? ?? ? ??? TIS (???, ???, ???) 

What solution does 新澳门六合彩开奖 offer for measuring TIR?

新澳门六合彩开奖? TIR ??? ?? ?? ???? ?????? 

 

TIR? ?? ??? ?? ?? ? ????, 新澳门六合彩开奖? TIR ??? ?? ? ?? ???? 新澳门六合彩开奖 REFLECT 180S? 新澳门六合彩开奖 Mini-Diff V2? ?????. 

新澳门六合彩开奖 REFLET 180S

REFLET 180S? ??? ??? ??? BSDF ??(??? ?? ? ??)? ??? ??? ?? ??? ?? ?? ??? ?????. ??? ??? ??? ??? ??? ???? ?? ??? ??? ?? ?? ??? ???? ?????. ? ??? ??? ???? ?? ?? ?? ???? ??? ?? ??? ?????.  ?? ??? ??? ???? ?? ???? ???? ??? ???? ????? ??? ??? ?????. 

Measuring BSDF with 新澳门六合彩开奖 REFLET 180S | 新澳门六合彩开奖

?? ?? 新澳门六合彩开奖 REFLET 180S? ???? ?? BRDF ?? BTDF ??? ?????. 

新澳门六合彩开奖 REFLET 180S | 新澳门六合彩开奖

??? ????? ??? ????? ???? ? ?? ?? ??? ?????. 

Four measurement configurations for a sample in the 新澳门六合彩开奖 REFLET 180S | 新澳门六合彩开奖

?? ??? VDI ?? ??? ?? 新澳门六合彩开奖 REFLET 180S?? ?? ??? ?????. 

The following figures show results obtained from the 新澳门六合彩开奖 REFLET 180S for a VDI finishing surface.

Mini-Diff V2

TIR ??? LightTools Microfacet ?? ??? 新澳门六合彩开奖 Mini-Diff V2? ?? ???? ??? ? ????.

? ???? Mini-Diff V2? ??? ?? ??, ???? 0°? ?? BTDF? LightTools Microfacet ?? ??? ?????. ? ??? ???? ?? ???? ??? ???? ???? ??? ????. 

TIR measurements can also be done using a 新澳门六合彩开奖 Mini-Diff V2 instrument in combination with LightTools and its Microfacet scattering model.

Mini-Diff V2? ?? ??? Excel?? ??? ? ???? LightTools? ??? Microfacet ??? ??? ? ????. 

Microfacet ?? ??? ?? ???? ???? ?? ?? ??? ?????. ? ??? ???? ?? ? ????? ??? ?? ? ??? ??? ??? ??? ????? ?????. ?? ???? ?? Microfacet ??? ?? ??? ?????. ??? ???? ? ??? ?? ?? ?????? ??? ? ????.

Rough Surface Modeled with Small, Oriented Facets | 新澳门六合彩开奖

                                                                ?? ???? ???? ?? ??

?? ?? ??? ????? ??? ?? ??? ?? ????? ???, ?? ??? ?????. 

Comparing simulated and measured results | 新澳门六合彩开奖

Optical Scattering Measurements & Equipment

Precision Light Scatter Data for Faster, More Cost-Effective Optical Product Development

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