John Bullock Independent lighting designer

Publications by John Bullock

Value proposition: Nualight Arc 2 highbay luminaire

We’re getting used to seeing the ways that LED technology outstrips ‘conventional’ sources such as metal halide lamps. We also need to be aware that the continuing developments within the LED itself are putting clear space between generations of past LED products.

In our latest value proposition we see how the second generation of industrial highbay design has developed alongside the improvements of the LED light source.

Explainer: What is the difference between TP ratings?

Thanks to the LED revolution and a change in the way we use computers and screens, there has been a shift towards installing slim line LED panels in offices. In light of these changes there is now sufficient confusion about the fire-rating requirements of the diffusing material of a luminaire. TP (a)? TP (b)? What's the difference? Lux's applications editor, John Bullock, tells all.

Is the light bulb immortal?

No matter how quickly the times change the received wisdom is that the light bulb can never die. The light bulb is, to borrow a phrase, too big to fail. But, no matter how beloved the bulb may be, it is, like any other commercial product, a prisoner to profit.