Description
the bulk option for whole-class Benedict's-reagent preparation and water-of-crystallization demonstration sets
the wider face brightening divergence demos while still producing reduced upright virtual images
Hydra model on stand reveals tentacles
classroom reference
Double Concave Glass Top Spinning Base, 125mm, 20mm Focal Length Chemical_Calcium Carbonate the bulk option for whole-classUnusual double concave glass disc on a 125mm spinning base, 12mm thick with a 20mm diverging focal length, the optically true beveled surface fitting rotational and lens based optics demos.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
