CRi, now a PerkinElmer company, developed the modern liquid crystal linear-array SLM and is the exclusive provider of technology for bonded masks providing simultaneous phase and amplitude control. 128- and 640-pixel masks available in the VIS and NIR ranges. Transmissive or reflective. Plug-and-play USB with free SDK. New SLM-128 models feature smaller enclosures with the same aperture size.