light (2)

Colour temperature an important consideration for LED street lamp lighting

Just a few hours ago, I emailed off this letter to both Hobart and Burnie city councils, hoping to encourage them to select warm white LED light arrays for their street lamps. Judging from what I've seen in here in Australia and also in New Zealand towns and cities, most are receiving the LED default option: daylight white. The result is this: Cold, dazzling and excessively bright to our blue light sensitive eyes...not the right ambience for our towns and…

Continue reading...

Clear and durable plastic light transmissive film for building applications

In a world where glass still reins, despite being heavy, a poor insulator, delicate and not transmissive of the full light spectrum (read Health and Light by John N Ott), tefzel (ETFE: ethlene tetrafluorethlene) interests me. I found out about tefzel in Gorman's Buckminster Fuller: Designing for Mobility and was they surprised to find out that it's in widespread use: Wikipedia's notable buildings using tefzel. My girlfriend and I had previously discussed replacing non-UV transmissive laserlight with UVT (UV transmissive)…

Continue reading...