Calibrated set of Diffuse Reflectance Materials has four calibrated diffuse color disks: red, green, blue, and yellow standard, and four neutral disks with reflectance factors of 99%, 75%, 50%, and 2%. All disks are 2 inches in diameter. Qty. 8
Lambda High-Performance UV/Vis-NIR Calibrated Diffuse Reflectance Standard, White 1.25’’ with High- Performance PTFE 250…2500 nm. Ideal for use with 60 mm spheres.