EasyTemp temperature sensor, mini-A USB connector that allows you to attach the temperature probe directly to the USB port of a TI-84 Plus graphing calculator or TI-Nspire handheld, Connecting the sensor to the calculator will automatically launch
Diffraction Apparatus, Used to map light intensity versus position for many-slit geometries, Slits are made by depositing metal film on glass, creating extraordinarily clean slits with fully opaque blocking areas.