Our new 7-1/8" x 10-1/4" Fresnel Lens is amazingly powerful. No doubt you've played with ordinary magnifying lenses before and have charred dried leaves & paper. A Fresnel Lens is far more powerful - focus on paper products and watch them burst into.... more info
Our Magnifying Viewer is ideal for observing bugs and insects in their natural environment, examining of rare coins & stamps, and a host of other magnifying applications. For insect use, it is far superior to an ordinary magnifying glass as the...... more info
A set of six glass spherical mirrors with back surface silvering. Great for optics experiments and work with visible light lasers. Includes three convex and three concave mirrors, all of 50 MM diameter. Focal lengths are 50 MM. 100 MM, 200 MM, -50...... more info
Quartz Crystal Ball This is a huge, 6" diameter, solid quartz crystal ball. It comes complete with a padded wooden stand as shown above. It is impressive - and heavy (10 pounds!). It is a great spherical lens - and one thing you need to be aware...... more info
Demonstration with our Optical Glass Prism Made from AAA quality optical glass, these equilateral triangular prisms generate deep, saturated colors in the full rainbow when placed in bright sunlight. Great for classroom demonstration, building a...... more info
Ideal for optics experiments of any kind this set contains 6 lenses, one each of double convex, plano-convex, concavo-convex, double concave, plano-concave, and convexo-concave lens. Comes in are-usable cardboard storage box. All lenses are high...... more info
Made from the same high refractive index acrylic as eyeglass lenses are, this 6 piece prism set is ideal for performing refraction experiments and to study the behavior of light after passing through different shapes. Each prism is 15mm thick, and...... more info
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