Description
sized to fit the PH0380A bar-breaking apparatus for repeated thermal-contraction fracture demonstrations
and classroom precision measurement
and small diffraction objects in the optical-bench beam path for repeatable interference and diffraction work
Six replacement gold leaves cut to fit the standard gold-leaf electroscope
Circular Perspex Block for Refraction Science at Home_Earth Science sized to fit the PH0380ARound perspex refraction block, the curved face geometry letting beams enter along any radius for clean Snell's law angle work in ray box and refraction setups.
Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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