Description

and vascular tissue at greatly magnified scale

and chamber walls at a scale visible for group demonstrations

dimensioned as the matched replacement carriage for the LED ray box (PH0602ALED) track when an original rider is lost or damaged

and pendulum period in physics experiments

Lens Holder for 50mm Lens with 8mm Rod Attachment Pack Size_8 and vascular tissue at greatly8mm rod attachment and a centered 50mm aperture together hold a lens square against an optical bench rail for repeatable refraction, focal length, and image formation experiments.

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Lens Holder for 50mm Lens with 8mm Rod Attachment Pack Size_8 and vascular tissue at greatly

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