Pay in 4 interest-free payments of $2.75 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
hands-free on-off switch
Doubles as a wallet ruler
Comes with a hard wooden case and soft foam cut-outs to keep your lenses and prisms protected between activities
refraction
For a smaller office-sized version
3-Piece Acrylic Lens (convex, concave, trapezoid) laser pointer hands-free on-off switchA 3 pack of acrylic lenses with polished sides perfect for classroom discovery experiments in optics! It includes: One biconcave lens (2. 3" x 0. 8") One biconvex lens (2. 3" x 0. 8") One trapezoidal prism (3. 0" x 1. 5") If you're used to doing gelatin lens molds, this set will save you so much time, messy cleanup, and ultimately will save money after many years of use! These lenses are included in the Tech Light Lab kit. Grab the full kit to bundle
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