Invisible Ink Pen with UV Light – The Review Studio

Disclaimer – We received this item free for the purpose of this review/feature but all words and opinions are our own. Whether for writing to your Valentines or for secret pen pals, have you ever thought of writing using invisible ink? What about for hiding passwords, especially at work? Kikkerland have a new Invisible Ink…

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PDF) Secondary Virtuality, the Anamorphosis of Projective Geometry

PDF) Secondary Virtuality, the Anamorphosis of Projective Geometry

Description: , Item type: UV Light Pen , Shell material: plastic, Ink properties: invisible ink, Specification: 13.3cm, Net weight: 11g , Package

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