Visible Spectrophotometer LVS-A30 is single beam, blazed holographic optical system with 320 to 1100 nm wavelength range, and offers spectral bandwidth of 2.0 nm. Designed with Large LCD display (128 × 64 Dots), it display curve and high quality grafting, detector and lamps. Features with T, A, C work mode and Tungsten lamp & Deuterium lamp (Pre-aligned). Designed with holographic blazed grafting monochromator has the advantages of high wavelength accuracy, good monochromaticity and low stray light. It offers high accuracy, good reproducibility and stability of measurement reading instrument.