
Top 9 Noise-Cancelling Headphones for Work and Travel
Discover the best noise-cancelling headphones that enhance focus and comfort for work and travel. Elevate your listening...
Safely observe the Sun! This amazing Solar Projector Construction Kit provides a fascinating practical project to build your own solar projector instrument and once built, it is an easy and secure way to introduce children to the Sun without risk as it projects the Sun onto a view ...Safely observe the Sun! This amazing Solar Projector Construction Kit provides a fascinating practical project to build your own solar projector instrument and once built, it is an easy and secure way to introduce children to the Sun without risk as it projects the Sun onto a view screen. This practical instrument projects the Sun onto a view screen. The diameter of the projection is adjustable to 55 or 75mm.
The optics consists of an achromatic glass lens, one plane and two convex mirrors. The projector can be adjusted from 0 to 90 degrees, two quadrants measure the Sun’s declination. Curious Minds Did You Know: Projectors often use dichroic prisms as it splits the light in to red, green and blue components respectively.
The Red, green and blue (RGB) colour system is very commonly used to display images. Size: 20 x 20 x 25 cm Suitable for ages 12 and up.
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