Digital Light Meter with 3 LUX Ranges Subcategory_Dishes and Jars Illustrates liquid-density changes with temperature

Illustrates liquid-density changes with temperature using a weighted 75mm hollow copper sphere that floats in 15°C water and sinks as the water warms to 30°C

lighting an LED at the 4mm sockets

Bend receiver adapter with vent in borosilicate glass features 24/29 socket for distillation collection with pressure equalization

with retractable hooks for tandem stacking during physics force experiments

Digital Light Meter with 3 LUX Ranges Subcategory_Dishes and Jars Illustrates liquid-density changes with temperatureDigital light meter with three selectable illuminance ranges up to 50,000 lux, a silicon photodiode sensor meeting CIE photopic standards, and two filters for visible light laboratory measurement.