DURIS E3 combines high effectivity and wide angle of the ray into a compact size (3.0 mm x 1.4 mm). 
High performance, compact size, an excellent price-performance ratio…That's the new Duris E3.
Technical data:
Size of the case: 3.0 mm x 1.4 mm
Typical luminous flux: 27 lm
Flaring angle: 110°
Effectivity: typ. 135 lm/W at 4000 K
Colour presentation: min. 80
More information at:
http://www.osram-os.com/osram_os/en/news–events/spotlights/products/2015/duris-e-3-small-footprint-with-high-power/index.jsp