Optical technology provider !%Navitar Inc.%! has agreed to license its Hoffman Modulation Contrast (HMC) to German optics manufacturer !%17822%%Carl Zeiss MicroImaging GmbH%!. Zeiss will manufacture objectives, modulators, slit apertures and condensers using the technology and will distribute and sell them under its iHMC product name. Originally developed and patented by Robert Hoffman, HMC is a light microscopy contrast method for viewing colorless and transparent biological specimens. Navitar received sole ownership of the trademark after its acquisition of Modulation Optics.