SOLD OUT

SOLD OUT
Based on our experience on the design of the first version of lens cap for mobile phones, we have sought to remove
The adhesive Lens Cap with Diffraction Gating SpectroKit® 2.0 for smartphone is now available to order.
We don’t get any profit on
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Fifty diffraction gratings are about to be delivered to Ukraine. A warm thank to the private groups from Eastern Europe who realized the importance of these free, easy to use small devices.