Biophotometer is new designer model, suilts for quick test of DNA, RNA and Protein, especially for small size samples. Can measure 0.5˜ 3l samples, no dilution of samples required, Quick Scan 0.2 seconds only, long life lamps more than 2000hours, wavelength Range: 200˜ 850nm, Resolution 1nm, Detects Nucleic acid Up to 2˜3750ngµl, Detects Protein up to 0.1 mgml˜100mgml, Wavelength Accuracy ±1nm, Absorbance Range: 0.02˜3.00 Abs, Path Length: 0.5mm, Light Source xenon & W lamp, Software Included.