Ultraviolet Light, 4W handheld blacklight ideal for forensics or illuminating fluorescent and blacklight reactive items. Also includes a built-in LED flashlight, Requires 4 AA batteries(not included), Dimension: 6 inch
For benchtop applications. Sliding wavelength selector allows separate or simultaneous selection of UV ranges. Intensity: longwave. Casing made of impact-resistant plastic. 230V, 4W.
For benchtop applications. Sliding wavelength selector allows separate or simultaneous selection of UV ranges. Intensity: longwave. Casing made of impact-resistant plastic. 12V, 4W.
Mercury light source, 20W low pressure discharge lamps for spectral work. Delivers approximately 100 lux at 20 cm with prominent lines at 434.7, 546.0, 577.0, and 579.1 nm as well as many faint lines.
Sodium light source, 20W low pressure discharge lamps for spectral work. Delivers approximately 350 lux at 20 cm and more than 90% of the light is concentrated in the doublet at 588.9/589.5 nm. Faint lines of the mercury spectrum are also visible.