OSRAM SIRIUS HRI 461W S short-arc metal halide lamp with reflector

Description OSRAM SIRIUS HRI 461W S short-arc metal halide lamp with reflector

The OSRAM SIRIUS HRI 461W S is a short-arc metal halide lamp with reflector designed for professional stage and studio lighting systems such as moving heads and effects projectors. It delivers high brightness, precise beamforming, and a stable color temperature, which is critical for dynamic light shows and broadcasting.

Lamp Power: 461 W
Nominal Lamp Voltage: 80 V
Nominal Lamp Current: 5.76 A
Ignition Voltage (Pulsed): ≥23 kV
Current Type: AC
Nominal Luminous Flux: 20,500 lm
Nominal Luminous Efficiency: 44.5 lm/W
Color Temperature: 7300 K
Color Rendering Index (CRI): ≥80
Peak Light Intensity: 2,700,000 cd
Nominal Beam Angle: 3.0°
Chromaticity Coordinates (x): 0.306
Chromaticity coordinates (y): 0.315
Lamp length (maximum): 85 mm
Reflector diameter (maximum): 67 mm
Arc length: 1.0 mm
Connection type: Cable outlet with connector
Net weight: 180 g
Burning position: Arbitrary
Optical center (distance from reference plane): 32.5 mm
Average life: 1500 h
Lifetime (L70): 1000 h
Start-up time (up to 80% luminous flux): <120 sec
Hot restart time: <10 sec
Maximum temperature at the measuring point (T_pin): 350 °C
Range of operating ambient temperatures Environment: -20°C to +40°C
Bulb Material: Quartz glass
Reflector Material: Heat-resistant glass with a dichroic coating
Fill Gas: Xenon, metal halides
UV Filtration: Yes