"SILICO & chemical PORCELAIN SE"

Fine heavy-duty Bristol board screens that fit into our screen support on your meter-stick optical bench.

Ideal for checking thermal efficiency

Flexible, 18 gauge wire with a banana plug at one end and an alligator clip at the other.

Designed for use with general purpose oscilloscopes.

This updated Ray Box uses five super bright LEDs for bright, white rays that are clearly visible.

Educational Materials, Mechanics, Application: Physics, Pegboard, 1/8'' x 9'' x 15''

The High Speed Gear Box, High Efficiency, is perfect for high speed applications

Both of these sets come with a roll-up style canvas storage pouch and a solid rubber activator.

To Accompany Your Tuning Fork!

The properties of radioactivity and the concept of half-life determination can be difficult subjects for students to fully understand.

Students can gain an understanding of Hooke’s Law and of the significance of the spring constant with this versatile set.

These Physical Pitch Sets are highly accurate.

A handy addition to your optical bench, this light source features a 7.5 watt incandescent lamp plus a cord and plug for connection to 110 VAC power source.

The replacement chemicals kit contains 5g each of calcium chloride, cupric chloride, cupric nitrate, lithium chloride, potassium chloride, potassium nitrate, sodium bicarbonate, sodium chloride, strontium chloride and strontium nitrate.

The durable acrylic pump plate accommodates bell jars up to 9" Ø.

With this apparatus, students compute the value for Planck’s Constant using a LED.