Sparks Electrical News October 2018

LIGHTING

16

ADVANCES IN THE CRI RATINGS OF LED

a worthy replacement or substitute for incandescent lamps and, for that reason, has been ignored for a long time. In 2016, the highest CRI rating for an LED was only CRI <80 but recent advances in LED technology have seen an increase in the CRI rating of LED fittings to more than CRI >80, and in some cases, even CRI >90. Spazio Lighting is always on top of the latest technological advances and is now supplying a variety of LED fittings with a CRI rating of 90 and higher.

spectrum were rendered equally. If lighting with a low CRI rating is used, the consumer may find that the colours of certain items appear slightly different than they would in natural sunlight, for example, you may find it difficult to distinguish between a navy and black shirt in your cupboard. The CRI rating of a light fitting or lamp is a very important, but frequently overlooked, factor to take into consideration. With the inception of LED lighting it has been a difficult metric to match with that of incandescent lamps and, in a lot of instances, LED has not been seen as

CRI can be defined as ‘the unit of measure of the light colour quality’. Devised by the International Commission on Illumination (CIE), it is the measure of a light source’s ability to show object colours ‘realistically’ or ‘naturally’. It can range from 0 (for example, a low- pressure sodium vapour lamp, which is monochromatic meaning only one colour light is emitted), to 100 which means that the light source makes objects appear the same as they would under natural sun- light. Traditional incandescent lamps were CRI >100 since all colours in their colour

42 W Dolce spot for commercial/

retail ap- plications.

Citterio downlights with a 10 W dimmable LED module.

Enquiries: info@spazio.co.za or +27 (0)11 555 5555/+27 (0)21 461 0061

5 W Lone LED track spot with a 90° tilt and 350° rotation.

The UGR 16 LED panel has a CRI >95.

The Actros LED downlights include a low glare 60° reflector and are available in 15 W, 25 W, 35 W and 45 W versions.

LIGHTING SHOWROOM LAUNCHES IN FOURWAYS

I n September, a new lighting showroom opened its doors in Fourways. Touchstone Lighting’s 380 m² showroom is located at Block 3, Cambridge Man- or Office Park at the corner of Witkoppen and Stone Haven Roads in Paulshof. “I’ve been involved in build- ing and developing properties for years, so I have been on the other side when it comes to the specifications of lighting, and I saw the frustrations,” says Walter De Lima, owner of Touchstone Lighting. The company supplies decorative and other light fittings to architects, interior designers and the public and has secured exclusive rights for South Africa to market and sell a unique range of lighting. Touchstone Lighting has access to exclusive brands including Iris Design Studio, Eduard Baquet and Aysan. The showroom features around 400 items on functional display, although the company has access to over 12 000 fittings. The range consists of local, imported and custom made light fittings suitable for residential and other applications. “The vision is to provide a one-stop showroom complete with service backup and design. The Touchstone Lighting showroom is open Monday to Friday from 8:30am to 5pm and on Saturdays between 9am and 1pm.

Enquiries: www.touchstonelighting.co.za

SPARKS ELECTRICAL NEWS

OCTOBER 2018