产品概述: 4180-APRT | 光圈，50 mm (2 in)，4180 或 4181
Many radiometers require the use of an aperture to reduce the effect of scatter. This is a simple-to-use, 2-inch non-water cooled aperture designed for use with the 4180 or 4181 Precision Infrared Calibrators.
产品规格: 4180-APRT | 光圈，50 mm (2 in)，4180 或 4181
型号: 4180-APRT | 光圈，50 mm (2 in)，4180 或 4181
4180-APRT
光圈，50 mm (2 in)，4180 或 4181
