Holder for Diffraction Objects and Slides with Spring Clips State_Solid this acrylic apparatus mounts a

this acrylic apparatus mounts a rotating protractor on a 15 by 9

Metal spouting cylinder with multiple outlet holes at different heights

Life-size muscular skeleton model features painted muscle origins

Illustrates high blood pressure effects across brain

Lamp-house assembly dimensioned as the matched replacement unit for optical bench and light-source apparatus when the original housing reaches end of life

Holder for Diffraction Objects and Slides with Spring Clips State_Solid this acrylic apparatus mounts aSpring clipped metal frame on a mounting rod grips gratings, slides, and small diffraction objects in the optical bench beam path for repeatable interference and diffraction work.