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"solar binocular"
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Dual Axis 'Smart' Solar Tracker
Create your own computer controller dual axis solar tracker in under and hour, using only a screw driver.
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Motor DC Solar Miniature 1040RPM SHA
Operates 1/2 to 3 volts, 100ma start-up / runs at 15ma no load. Strong torque - 300 RPM @ 1/2 volt. Great for gear drives. 2mm shaft dia. Size 1 1/4" dia x 1 1/4" long.
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Boreal Science Advanced Stereo Microscopes
This sturdy microscope is made of solid metal and coated glass optics.
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Boreal Science Student Stereomicroscopes
These stereomicroscopes have all the quality features and versatility of larger stereo microscopes in a compact size.
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Dual Magnification Stereomicroscope, National
Quality at an affordable price.
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Boreal Science Digital Compound Microscopes
In these digital compound instruments, a video camera is built into the traditional microscope chassis.
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Motic Swift Line M17 Infinity Series Microscopes
Quality construction assures trouble-free operation and minimal down time.
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Universal Indicator Color Charts
Easily determine pH with the universal indicator chart.
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Whiteboard Color Optics
Whiteboard Color Optics are a complete system for investigating color, reflection, and refraction.
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Newton’s Color Disc
What Happens When You Combine All Colors of Light?
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Color Filter, Plastic
Spare color filter set to be used with Light Box and Optical Set.
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Essential Physics Demos: Color Mixing with Light and Paint
Study the Difference Between Light and Pigment
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GLOBE® Soil Color Book
Created especially to meet the requirements of the GLOBE program.