Concave Mirror, Material: Glass, Round, designed for physics and educational uses, thickness varies as they are not designed to be consistent in that respect, Because of their educational use design, there may be minor imperfection, Size: 1.5in Diameter, 150mm FocalLength, 2mm Thick
MicroBrite Plus* is a powerful 60-120x power pocket microscope with an extremely lightweight and portable design, features a built-in LED light that provides a bright, clear image, Magnification: 60-120x, Batteries: 1 AA, Dimensions: 2.2in x 1.2in x 3.7in
Convex Mirror, Material: Glass, round, designed for physics and educational use, Because of their educational use design, there may be minor imperfection that do not affect physical function, thickness varies as they are not designed, Size: 3in Dia, 300 mm Focal Length, 3.1mm Thick
Concave Mirror, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, Optically worked, silvered back with protective coating, Size: 2in diameter, 75mm Focal Length
reflection and refraction demonstrator, 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button, Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam
Spectrum Tubes - Sulphur, Length 26Cm, High-Quality Design For Greater Viewing Area, Effectively Demonstrate The Spectral Lines Of Pure Substances, For Use With Spectrum Tube Power Supply
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