... Parallel Port Display: 128*64 Dots LCD Lamps: W Lamp Detector: Silicon Photodiode Power Requirements: AC 220V/50Hz or ... 360*225mm Weight: 18kg 18kgSELON VS-5800PC Visible Spectrophotometer, Socket Tungsten Lamp Design, Stable Base Spectrometers, spectrophotometer, spectrometersLow Stray Light ... balance before delivery. SELON VS-5800PC Visible Spectrophotometer, Socket Tungsten Lamp Design, Stable Base