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 23750ngl, Detects Protein up to 0.1 mgml100mgml, Wavelength Accuracy 1nm, Absorbance Range: 0.023.00 Abs, Path Length: 0.5mm, Light Source xenon & W lamp, Software Included.