Universal Holder on Slider for Optical Bench Geology_Geology Charts & Models forming a resonance apparatus for

forming a resonance apparatus for determining the speed of sound through frequency and wavelength investigations

Polaroid film 45 x 23mm sits in 50 x 50mm plastic frames as a matched pair

250mL CAPACITY || Single Erlenmeyer Flasks with 250mL capacity and easy-to-read white enamel graduations every 50mL

sized for high-turn-count solenoid construction where 500g of fine wire feeds multiple project builds

Universal Holder on Slider for Optical Bench Geology_Geology Charts & Models forming a resonance apparatus forDesigned to grip a wide variety of optical components on standard bench rails, this universal holder mounts on a low friction slider for quick repositioning during experiments.