This document describes the features and characteristics of the OSRAM DECOSTAR® Halogen Lamps series, including high luminous efficacy and energy-saving.
The OSRAM DECOSTAR series includes several halogen lamp variants such as IRC, TITAN, 51S, 51, ALU and 35 mm models. Each lamp features a long‑life coating, integrated cover‑glass for open fittings and a colour temperature around 3100 K.
Technical data tables list luminous intensity, beam angles, wattage and dimensions for each lamp type, allowing designers to select the appropriate model for their lighting applications.
| Luminous efficacy | up to 25 lm/W |
|---|---|
| Average rated life | 4000 hours |
| Colour temperature | 3100 K |
| Beam angle | 10° |
| Beam angle | 38° |
| Beam angle | 60° |
The DECOSTAR IRC lamps have an average rated life of 4000 hours.
Most DECOSTAR lamps are specified with a colour temperature of 3100 K.
DECOSTAR lamps are offered with beam angles of 10°, 24°, 38° and 60°.
Yes, the integrated cover‑glass design allows use in open fittings.