Basic Lens Set, 38 mm, 6 lenses

Set of 6 lenses with outer diameter of 38mm. This lens set includes samples of double convex, double concave, plano concave, plano convex and concave convex lenses. Lenses come in a plastic case. Additional Description Includes one of each: Double...

Block, Acrylic Semi-circular

Acrylic semi-circular block comes in two sizes: 75 MM (diameter) with a 12 mm thickness; or 60 MM (diameter) with a 15 mm thickness.

Color Filter, Set of 5 Colors, 2" x 2"

Set of 5 color filters made of clear/ transparent acrylic polymer (Plexiglass color filter). This set includes red, blue, orange, green and yellow filters. 2" x 2" (or 5cm x 5cm) and a thickness of 1/8" (or 3mm). Used for physics experiments...

Color Filter, Set of 5 Colors, 4" x 4"

Set of 5 color filters made of clear/ transparent acrylic polymer (Plexiglass color filter). This set includes red, blue, orange, green and yellow filters. 2" x 2" (or 10cm x 10cm) and a thickness of 1/8" (or 3mm). Used for physics experiments...

Glass Cylindrical Lens, Bi-Concave 50x45mm, Power: 7D

A biconcave cylindrical lens, made of optically true glass with polished faces and ground edges. Also known as square lens or ray box lens. A cylindrical lens is a lens which focuses light into a line instead of a point.  The curved face or...

Glass Cylindrical Lens, Bi-Convex 50 x 45 mm, Power: 7D

A bi-convex cylindrical lens, made of optically true glass with polished faces and ground edges. Also known as square lens or ray box lens. A cylindrical lens is a lens which focuses light into a line instead of a point.  The curved face or...

Glass Cylindrical Lens, Plano-Concave 50 x 45 mm, Power: 7D

A plano-concave cylindrical lens, made of optically true glass with polished faces and ground edges. Also known as square lens or ray box lens. A cylindrical lens is a lens which focuses light into a line instead of a point.  The curved face...

Glass Prism with Plastic Stand

Large optical prism with a base is very convenient to change prism angle. It can be used in science class of kindergarten, primary school, high school, as a demonstration equipment, to study the dispersion of light. It also can be used as toy to Develop...

Glass Prism, Equilateral (Length 75 mm, Face 25mm)

Prisms have several uses in optical systems. For example they can deviate a ray, disperse white light into the visible spectrum or erect an inverted image. Great for experiments in dispersion and refraction of light. Sides: 25 mm (1 inch) Length: 75...

Infrared LED

These are clear infrared LEDs that emit invisible IR radiation. Diameter = 5mm. Requires 1-3 volts for operation. 20 MA

Laser Pointer

Pen shape laser pointers are an excellent light source for ray optics and useful tools in presentation. These new, inexpensive and safe class III diode laser pointers can be used in physics labs to study reflection, refraction, and other light properties...

Laser Pointer, Green

NOT AVAILABLE AT THIS TIME Pen shape laser pointers are an excellent light source for ray optics and useful tools in presentation. These new, inexpensive and safe classIII diode laser pointers can be used in physics labs to study reflection, refraction,...