This article explains:

• How diffractive surfaces are modeled in ZEMAX
• How to use the Binary 2 surface to model a diffractive optical element

This article illustrates the use of Binary 2 surface using a sample file. The sample file can be downloaded from the last page of the article.

This article explains:

• How diffractive surfaces are modeled in ZEMAX
• Differences between kinoform and binary optics