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This window by Anna Carlgren is 100x200 cm. The picture shows how completely transparent glass not always allows the viewer to see what is on the other side. To find new and innovative applications for glass in architecture further research is necessary.

This lens window by Anna Carlgren shows how light sometimes bounces off completely transparent glass, and sometimes not. Photo: Wyke Valkema

Rain on glass (Each drop is a little lens)

Next day: a refined melt. Karel Wasch said about glass that it is the only material which is purified through purgatory.

All ingredients are thoroughly mixed together before being charged in a clay pot in the hot furnace and left to melt for at least 8 hours.

While casting a glass lens the temperature of the glass is approx. 1120°C, after proper cooling the lens will be cut and polished.

My daughter teasing me on my birthday: One candle on the cake+these googles=See how old you are Mum!

Modern flat glass

Anna Carlgren - Versatile and innovative use of glass at home and in public space will in the future provide for…

Unbreakable glass

Anna Carlgren - Truly unbreakable glass would be a dream come true since all mobile devices depend on glass. In…

The nature of glass remains anything but clear

It is well known that panes of stained glass in old European churches are thicker at the bottom…

Experiment II: dissolving glass in water

Anna Carlgren - Set-up on 22 February 2011: an empty jar, weighed without lid, filled with distilled water. After…

Experiment I: glass flowing at room temperature

Anna Carlgren - Is glass a liquid or a solid? Experts do not agree on this one. Some argue that glass is an under

Always out of focus. Why?

Anna Carlgren - Raindrops refract light. A double rainbow is perceptible when a double refraction occurs in the…