Education, Physics

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  • Concave Mirror

    United Scientific Supplies

    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.

  • Conductivity of Solutions Apparatus

    United Scientific Supplies

    This 3V conductivity tester demonstrates the electrical properties of various liquids. The item consists of a molded plastic lamp socket mounted on a base with 2 binding posts for connecting a wire cord. It comes complete with bulb, glass tumbler, and instruction manual.

  • Archimedes' Principle Apparatus

    United Scientific Supplies

    This new model has a much larger capacity (100 ML) than the traditional aluminum model (22 ML) for higher accuracy and easier operation. Also, both the cylinder and the cup have marked divisions which allow the students to repeat the experiment with different volumes. The cylinder is made of white…

  • Folding Magnifier

    United Scientific Supplies

    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.

  • Stainless Steel Vernier Caliper

    United Scientific Supplies

    Economical stainless steel Vernier calipers with 125mm/5 inch capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeters and 1/16".

  • Pendulum Balls

    United Scientific Supplies

    These drilled balls are excellent for use as pendulum bobs or in impact and collision experiments. All drilled balls feature 3mm countersunk holes so pendulum cord knots can be recessed.

  • Vernier Caliper, Plastic

    United Scientific Supplies

    All plastic construction. Dual scale range is 6" or 150mm. Readability is 1/128" or 0.05mm.

  • Double Convex Lens

    United Scientific Supplies

    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.

  • Spectrometer

    United Scientific Supplies

    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…

  • Rectangular Block

    United Scientific Supplies

    Index of refraction plate, made from acrylic or glass.

  • Spring Scales

    United Scientific Supplies

    These Spring Scales come in a clear plastic case, metal pointer, spring, suspension ring, and load hook. Scales are calibrated in Grams, Newtons, or both, with zero adjustment. Other prices are available; call for prices.

  • Hand Air Pump

    United Scientific Supplies

    This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in a out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure. Length: 14", barrel diameter 1"; shipping weight 1 Lb.

  • Battery Holder Set

    United Scientific Supplies

    Convenient fully assembled battery set holds up to 4 D-size batteries. Five color-coded binding posts on the base for easy, safe, and reliable connections to hook-up cords provide outlets for 1.5V, 3V, 4.5V or 6V supply voltages. Superior construction¡Xrobust, molded battery holders for secure…

  • Knife Switch

    United Scientific Supplies

    Knife Switches for low voltage experiments (less than 36V) with plastic bases. These items are available with either thumbscrew or spring binding posts.

  • Glass Mirror Strips

    United Scientific Supplies

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

  • Electricity Meters

    United Scientific Supplies

    Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy and come with 5-way binding post and external calibrating screw. Meters are not protected against prolonged or significant overload. Stackable for storage.

  • Alligator Clip Leads

    United Scientific Supplies

    Flexible, 18swg stranded wire cord with alligator clips at both ends. Alligator clips have protective vinyl sheath.

  • White Board Optics Kit

    United Scientific Supplies

    A comprehensive and economical set of equipment for ray optics and color experiments using magnetic-backed components that can be used on the included whiteboard or any installed steel whiteboard. This set is a great value! The set's topic range includes the optics of lenses, mirrors and…

  • Hooked Weight Set

    United Scientific Supplies

    Individually calibrated weights made of high quality stainless steel. Both sets come with a sturdy plastic storage block. Set of 9 includes 1 each of 5g, 10g, 50g, 100g, and 500g, plus 2 each of 20g and 200g weights. Set of 10 includes all of the previously mentions, plus 1 each 1000g weight.

  • Sling Psychrometer

    United Scientific Supplies

    Use this simple apparatus to measure relative humidity. Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements. The thermometers mount on a wooden handle so they can be spun to obtain tem

  • Optical Bench Set

    United Scientific Supplies

    Student optical bench contains sufficient equipment for high school physics applications. Set includes the following: 1 Meter Stick, 1 Screen support, 2 Lens Supports for 38mm and 75mm lenses/mirrors, 5 Board screens measuring 10 x 12.5cm with a millimeter scale on both sides, 1 Marker and object,…

  • Analytical Weight Box

    United Scientific Supplies

    Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. Analytical Weight Box contains a total of 9 weights from 1 to 100 grams, in polished wooden box, with fractional weights, rider and forceps.

  • Pocket Loupe

    United Scientific Supplies

    Compact pocket loupe in a sturdy folding metal case. 10x magnification.

  • Weight Set, Hoooked Brass, Set of 9

    United Scientific Supplies

    These weights feature flat countersunk bottoms, with a double-ended hooked rod through the middle. They can be used on balance pans, as well as hooked in tandem for lever arm studies. Set of 9 weights consisting of 1 each 10g, 50g, 500g, 1000g, and 2 each 20g, 200gram weights. Weights are made of…

  • Half Meter Stick

    United Scientific Supplies

    Hardwood half meter stick for use with our Demonstration Balance Support or other laboratory measurement activities.

  • Mineral Test Kit

    United Scientific Supplies

    This mineral test kit is useful for rock, mineral and fossil identification. Kit includes: Hardness scale, dropper bottle, hand lens, glass streak plate, black streak plate, white streak plate, cermaic bar magnet, nail and penny.

  • Ampere's Rule Apparatus

    United Scientific Supplies

    This apparatus allows students to study the magnetic field around a wire. Heavy brass wire with terminals is arranged on a calear plastic base. Also included are 1 each 45mm comlpass, and 6 each 16 mm compasses and an activity guide.

  • Deluxe Micrometer

    United Scientific Supplies

    This micrometer is made of hardened steel for precision and durability. Its range is 0-25 MM and it has a precision rotary scale with a resolution of 0.01 MM, a ratchet thimble, and a locking lever. Instructions are included. Shipping weight: 9.5 Oz., dimensions: 6" x 4" x 1.5".

  • Double Concave Lens

    United Scientific Supplies

    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.

  • Giant Folding Magnifier

    United Scientific Supplies

    This magnifier offers an extra large field of view, hands free use, and folds down to a compact size for storage. Its 10cm lens provides 6x magnification. Ideal for use on a lab table, and for dissecting small specimens like owl pellets.

  • Optics Set

    United Scientific Supplies

    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.

  • Rotating Platform

    United Scientific Supplies

    An essential accessory for experiments with the popular Bicycle Wheel Gyroscope as well as for demonstrating the effect of moment of inertia on rotational motion (the “spinning skater effect”), this economical Rotating Plate spins freely due to its heavy duty ball bearing axle. Features…

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