MS-200-IR1700Coaxial tube lens (Infinity f=200mm) | This tube lens is available for 1.1 inch camera and corresponds to SWIR wavelength range (900nm – 1700nm). This tube lens is suitable for inspecting pattern of silicon wafer from back side. <Specification>Model NOMS-200-IR1700Infinityf = 200mmCamera mountC-mountWavelength900nm – 1700nmAvailable Sensor size1.1″ or smallerBrightness apertureAvailable