Description
Acrylic double-concave lens at 86mm length and 20cm diverging focal length
suspending thermometers above hot plates or fixing specimens in orientation
and 10 crocodile leads for full-class circuit-building work
5 inch specific gravity cylinder with a top hook for spring-scale massing
Snell's law
Rectangular Refraction Glass Block, 75 x 50 x 18mm Lab Supplies_Classroom Acrylic double-concave lens at 86mmPairs a 75 by 50mm face with a thicker 18mm body on a rectangular glass refraction block, the optically worked beveled edges widening the visible lateral shift in refraction angle 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
