the patchwork of glass blocks embedded, unceremoniously, into building facades across town. Glass blocks proliferated globally during the 20th century before falling from fashion, making them ...

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Photoshop CC 2017 tutorial showing how to transform a photo of a face into a glass block, mosaic portrait, as well as, how to ...

The normal is a construction line drawn at right angles to the surface of the glass block. Angle of incidence i = angle between the incident ray and the normal. Angle of refraction r = angle ...