Continuously Variable Neutral Density Filters are ideal for precise adjustments of spectrophotometers, monochromators, and lasers. Optical density varies linearly across the length of these continuously variable neutral density filters. These filters can be used in pairs to control transmission of an optical beam up to 25.4mm in diameter.
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Edmund Optics GmbH Germany acts as an agent for Edmund Optics Ltd. UK. The contract partner is Edmund Optics Ltd. UK.