Low Cost Newton's rings apparatus for Physics Light Experiment

$5.00 - $10.00

10 times 10x folding zoom magnifying glass with LED light

$2.65 - $3.60

Customized 10 times 10x cheap foldable magnifying glass

$1.80 - $5.00

Optics lens group / Optics lens / concave lens

$10.00 - $10.00

40M Smart Digital Laser Distance Meter Portable USB Charging Rangefinder Mini Handheld Measuring Meter

$10.00 - $50.00

WILSON cloud chamber used in physics demonstration

$200.00 - $250.00

Salinity Honey Coolant Brix Refractometer for optics

$6.80 - $11.00

HD low-light patrol infrared monocular night vision telescope with image intensifier tube

$178.80 - $258.80