Request InfoOpticology Inc.For over 20 years we’ve designed and supplied custom Colored Glass Filters for research and industry. Offering precision, calibrated density and bandpass filters with optional AR coatings in any size or shape. We provide free engineering design assistance with every order. Stock components are available… and ask about our customizable Variable Neutral Density Filter. Download our whitepaper which describes the economic benefits of using filter glass over traditional coated filters, and provides an overview our work in novel configurations including cemented combinations,...See full productRelated content from Photonics Media