Wall lamps, suspension lamps, ceiling lamps, lecture, floor lamps and table lamps.
TETRA is a 14x14 mm thin tube lighting collection which incorporates the latest high-efficient LED integrated chips. Its clear geometries and modular design integrate with the architecture in a very natural way and gives choice to a large variety of design solutions for residential and commercial applications.
![TETRA lighting collection designed by Somerset Harris and produced by Rogu 2015 tetra-table-lamp-pendant-design-somerset-harris-rogu](http://3.bp.blogspot.com/-AFSejtjC_44/VpP6FU9pZDI/AAAAAAAADDE/jkRKrFL6r04/s1600/Somerset-Harris-Design-TETRA-00.jpg)
![TETRA table lamp. From the lighting collection designed by Somerset Harris and produced by Rogu 2015 tetra-table-lamp-design-somerset-harris-rogu](http://4.bp.blogspot.com/-gPSMRQRXgcY/VipxG7BgwCI/AAAAAAAACS8/0HX8Rb_C2no/s1600/Somerset-Harris-Design-TETRA-01.jpg)
![TETRA pendant lamps and bed sconce. From the lighting collection designed by Somerset Harris and produced by Rogu 2015 tetra-pendant-lamp-bed-sconce-design-somerset-harris-rogu](http://1.bp.blogspot.com/-YzjH8fQYAiA/VipxHZNJ-hI/AAAAAAAACTI/Ap_adVf5j-4/s1600/Somerset-Harris-Design-TETRA-03.jpg)
![TETRA bed sconce. From the lighting collection designed by Somerset Harris and produced by Rogu 2015 tetra-bed-sconce-design-somerset-harris-rogu](http://4.bp.blogspot.com/-RKXprsmW6vs/VipxHoNZs7I/AAAAAAAACTM/D0zMncwzkoc/s1600/Somerset-Harris-Design-TETRA-04.jpg)
![TETRA wall lamp. Designed by Somerset Harris and produced by Rogu 2015 tetra-wall-lamp-design-somerset-harris-rogu](http://1.bp.blogspot.com/-nzVnImXHUqk/VipxHM6YfaI/AAAAAAAACTA/URyU0Ygpyrc/s1600/Somerset-Harris-Design-TETRA-02.jpg)
Materials: Injection moulded zamack, mechanized aluminium, iron, brass... Cooper / matt nickel / chrome plated finish metals or powder white painted.
Lampshades: Injection moulded resine optical lenses.
Light source: High-efficient LED integrated chip. Cree SMD 5W 480Lm 500mA K3000 PFC>90%
![TETRA sketches. Lighting Collection designed by Somerset Harris and produced by Rogu, Spain 2015 tetra-lamps-sketches-design-somerset-harris-rogu](http://4.bp.blogspot.com/-0PPqqOoeUOU/VipxHqIh15I/AAAAAAAACTQ/LZzgzxlIkYU/s1600/Somerset-Harris-Design-TETRA-05.jpg)