Fresnel Lens with vinyl sleeve is 3 3/8" wide x 2 1/4" tall.The magnifying window is 3 1/8" wide and 1 3/4" tall and has a magnification of 1.25x.

An excellent hand held spectroscope for viewing the spectra of many different light sources. Durable construction with compound prisms and converging lenses made of high quality optical glass.

Equilateral, 45mm sides hollow acrylic prism. Has one hole for adding fluids to study refraction and dispersion. Comes with a funnel and a stopper.

Economical laser pointers are useful for many optical experiments. Lasers operate on a push-button switch, are housed in a rubberized aluminum pen-style case, and include a pocket clip. Laser Pointer features both Red/Green beams. The 6" long x 0.5" diameter Class 3R Red laser pointer has a maximum…

Includes two acrylic lenses, one each of double convex, and double concave, and three mirrors, one each of convex, concave and plane. Packed in a cushioned wood storage box.

This high quality 27mm lens is mounted in a sturdy black plastic loupe. Available in either 6x or 10x.

Made from Acrylic about 3mm thick, with highly silvered back.

This excellent instrument is easy to set up and easy to use and is designed for students to make precise measurements. This unit features high quality 22MM optics, a built-in illuminated auto-collimator for fast set up, a 17.8 cm diameter divided circle with clear gradations, a double-ended vernier…

Clear Acrylic Trapezoid, with one flat surface frosted to enhance visibility. Bases are 89mm and 40mm. Faces measure 47mm and 35mm

The Newton’s Rings Apparatus consists of a plano-convex lens on top of a flat glass plate, held together by a plastic frame. The pressure between the lens and the plate can be adjusted by means of three thumbscrews.

Folding Magnifiers in plastic cases. 38mm lens, 5x magnification. Double magnifier has two lenses for 10x magnification and triple magnifier has three lenses for 15x magnification.

Perform quantitative spectroscopy experiments using this good quality yet economical spectrometer. Unit is mounted on a stable base with attached collimator, and rotating telescope platform. Features include a 2.6cm diameter achromatic optical system with a 10x eyepiece and crosshair. A 16cm…

Made from plate glass about 2mm thick with highly silvered back.

Optically true glass with scratch-resistant copper back silvering individual glass mirrors ideal for a variety of optics experiments. Focal lenghts available from 25mm - 300mm.

An oversized set of 6 lenses and prisms designed for mounting on a magnetic chalk or marker board. Lenses are about 8" long, so your optics experiments would be clearly visible from every part of the classroom. Each piece in the set has a pre-attached magnetic backing. Set contains 1 each of…

Boxed set of High Quality Acrylic Prisms, made from clear acrylic sheet, all sides polished. The set consists of sic prisms in a variety of shapes, and an activity guide. Includes: 1 Rectangular block, 1 Semi-circle, 1 Equilateral prism, 1 Double convex lens, and 2 Double concave lenses.

During most of their life, stars are mostly composed of hydrogen and generate energy by converting it to helium. Although other elements are present to give individual stars their “fingerprint” the lines of hydrogen and helium are visible in stellar spectra, as in this tube. The…

Clear plastic magnifier is 110mm (4.50") in length and features dual lenses of 3x and 6x magnification. 3x lens is 50mm in diameter and 6x lens is 20mm in diameter. Handy molded plastic magnifier has 2x, 6x, and 8x magnification lenses.

Ideal for introducing and demonstrating the polarization of light.

This is an excellent and economical set for introductory ray optics. The laser ray box projects one, three, or five parallel bright beams and is equipped with a momentary switch for safety. A vinyl template with a degree circle and a linear scale forms the optical disk, and the set includes seven…

Made from Plate Glass, with carefully ground and polished optical survaces, and cleanly ground edges, these lenses feature a diameter of 38mm - 125mm and focal lengths from 50mm - 500mm.

Optically true glass with scratch-resistant copper back silvering individual glass mirrors ideal for a variety of optics experiments. Focal lenghts available from 25mm - 300mm.

The set contains 6 glass lenses: one each of double convex, plano-convex, concavo-convex, double concave, plano-concave, and convexo-concave. Includes a reusable cardboard storage box.

This product effectively demonstrates the laws of reflection and refraction. The 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.…

These superior quality, yet economical prisms and lenses can be used to teach a wide variety of optical principals. This set is housed in a wooden case and includes a detailed teacher activity guide.

Folding Magnifiers in plastic cases. 25mm lens, 5x magnification. Double magnifier has two lenses for 10x magnification and triple magnifier has three lenses for 15x magnification.

Tripod magnifier, 10x magnification. Available in Plastic or Brass with Glass lenses.

This instrument is an enhanced version of our popular Intermediate Spectrometer.  Its larger 30mm diameter optics give brighter line images and make precise measurements easier.  The optical focusing system has also been refined and the instrument retains the same premium features as the…

Acrylic Semi-circular Lens, 75mm base, 15mm thick.

Acrylic or Flint Glass equilateral refraction prism, measuring 75mm long by 9mm thick.

Laser experiments in reflection, refraction and diffraction are staples in physics. Holding the laser steady, and in the proper position, is important for experimental consistency. This apparatus that allows you to securely hold a laser pointer at any angle and the clip can hold the toggle button…