The nano spectrophotometer lns-a10 measures micro-volume samples ranging from 0.5 to 2.0 μl with a wavelength range of 200 to 800 nm in under 5 seconds. It features a high stability xenon flash lamp and a CCD detector, allowing it to detect nucleic acid concentrations from 2 to 4500 ng/μl. This device is applicable in various fields, including laboratory research, food industries, and medicine.