How to light a bridge

How to light a bridge

Lux's technical editor, Alan Tulla, offers his advice on the best ways to light a bridge.

Can I incorporate smart controls into conventional lighting fixtures?

Can I incorporate smart controls into conventional lighting fixtures?

askjohn@luxreview.com was asked this question: ‘I work as a design engineer with a custom lighting company. We are looking for options to incorporate smart lighting into our products. I understand that “build-on activators” are available that can help with making existing LED fixtures smart. Is this true, and is it worth investigating?’

How do you measure the irradiance of UVC LEDs?

How do you measure the irradiance of UVC LEDs?

askjohn@luxreview.com was asked this question by Joe Van Vooren: ‘If a UVC LED specification states 6µW/m2 (microwatts per centimetre squared) at 100mA, does that mean radiation over one square centimetre at a distance of one centimetre from the LED?’

High tech campus


High tech campus


We have called this exterior space a high tech campus but the architecture is similar to many modern hospitals and universities.