Quick Answer: The Apparatus Phototropic is a three-chambered wooden case for phototropism experiments with seedlings, overall size 180 x 530 x 180 mm. It comes with three glass containers for seedlings, opaque and slot shutters, and orange and blue filters.
Last updated: October 2026
Key Features
Three-chambered wood case that accepts a variety of shutters
One chamber has a window in its upper face and one at the back
Three glass containers for seedlings
Opaque and slot shutters with orange and blue filters
Overall size 180 x 530 x 180 mm
Technical Specifications
Specification
Value
Case
Wood, three chambers
Windows
One chamber, upper face and back
Seedling containers
3, glass
Shutters and filters
Opaque shutter, slot shutter, orange and blue filters
Overall size
180 x 530 x 180 mm
About This Product
Seedlings grown in the separate chambers receive light from different directions or through different filters, so students can compare how they bend and grow. The apparatus shows the effect of cutting out parts of the light spectrum on seedling growth.
Frequently Asked Questions
What does the Apparatus Phototropic demonstrate?
It shows how seedlings grow when various parts of the light spectrum are excluded, using shutters and orange and blue filters on a three-chambered case.
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