Spectral distribution of light emitted by blackbodies at various color temperature indicated in Kelvin (K) Light Source 8 http://www.litron.com.tw Tungsten-Halogen Light Source 50W/ 75W/ 100W/ 150W Covers 300 to 2600nm wavelength region (Bulb color temperature :3000~3400K) Provides optimal illumination to monochromator, fiber coupling and collimating lens  option Deep UV Deuterium Light Source Single 30W/ double 30W Covers 180 to 400nm wavelength region Provides optimal illumination to monochromator, fiber coupling and collimating lens  option Spectrum output Fiber adaptors