1.5m Aluminum Optical Bench Subcategory_Spectroscopy this 4-inch catch bucket with

this 4-inch catch bucket with handle collects water displaced by submerged objects

retaining magnetic strength through repeated handling and storage cycles

providing an introductory tool for studies of induction

Half life-size circulatory system board traces arterial and venous pathways from heart to peripheral capillaries with numbered

Designed to demonstrate conservation of angular momentum and gyroscopic precession

1.5m Aluminum Optical Bench Subcategory_Spectroscopy this 4-inch catch bucket withSingle channel aluminum 1. 5 meter bench on leveling screw feet, equipped with heavy sliders whose fine index marks give repeatable readouts for image formation and focal length measurements.