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.
Alcohol Burner, Dual Wick, This Permanent-Wick Alcohol Burner Has A Tank Capacity Of 100Ml. Each Of The Two Wick Portions Consist Of A Ceramic Fiber Inside A Thin Copper Tube. This Construction Allows For A Constant, By High-Quality Alcohol Which Can Be Found
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
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.