!%Meadowlark Optics Inc.%! has released “Transitions: 2007-08 Polarization Handbook,” which specifies the company’s component products, including new wide-field retarders, tunable optical filters and ultrahigh-contrast precision polarizers. It presents items such as polarimeters, rotary mounts, spatial light modulators, VersaLight and dichroic circular polarizers, precision and bicrystalline achromatic retarders, and liquid crystal polarization rotators, variable retarders and attenuators. Principles of the technologies and the company’s customization capabilities are covered, and polarizer and retarder selection charts are included. The products for OEMs and laboratory research have applications in adaptive optics, medical imaging and remote sensing.