Spectrum Tubes - Sulphur, Length 26Cm, High-Quality Design For Greater Viewing Area, Effectively Demonstrate The Spectral Lines Of Pure Substances, For Use With Spectrum Tube Power Supply
Spectrum Tube, Material: Bromine, 25cm long with the capillary portion about 10cm long, An electrode, sealed in each end and attached to a metal end cap with a loop for convenient hookup to wire connections, Each spectrum tube includes an activity guide.
Spectrum Discharge Tube, Mercury Gas to show spectral lines of pure substances. Tubes approximately 260mm long, central capillary portion approximately 3-1/2 to 4 (90-100mm) long with electrodes sealed at both ends and connected to lead wires protected by metal caps
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.
Ray Box, Includes: (1) Ray Box, (2) Meter Of Flex, (2) 4mm Plugs, (1) 12V - 24W B15 Bulb, (1) Bulb Holder, (1) Slit Plate, (2) Aluminium Blanking Plates, Traditional Ray Box Has Three Openings, Two Of Which Can Be Used Simultaneously By Two Sets Of Pupils
Ray Box Comes With Single And Triple Slit Plate, A Ventilated Lamp House Having An Open Front With Extended Sides Finned Externally For Heat Dissipation And Vertical Internal Grooves To Accommodate A Slit Plate And Cylindrical Lens. It Has A Light Source Comprising 12 Volts, 21 Watts Lamps