Welch Allyn Solarc Light - User Manual - Manual (Page 14)

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Wattage 19 Watts 22 Watts 25 Watts
Performance @ Rated Power: Luminous Flux
Lumens Through a 4 mm Aperture 560 620 720
Lumens Through a 2 mm Aperture 200 260 350
Correlated Color Temperature (˚K) 6,900 6,200 5,200
Chromaticity (CIX, CIY) 0.32, 0.31 0.33, 0.32 0.33, 0.34
Lamp Life (Hours) 1,100 750 350
Lamp Maintenance and Spectrum Refer to Figures 9–13
Warm-up Time to 90% Output 20 Seconds
Restart Time to 90% Output 30 Seconds
Reflectorized Lamp Application Information MR11
Numerical Aperture NA–0.67
Spot Size @ Focal Plane F2 2 mm @ 50% Intensity
F2 Distance from Rim 14.7 mm
Figure 8: S¯olarc ® MR11 Elliptical Lamp Typical Performance Specifications
Figure 9: 21 W Typical Light Maintenance
Figure 10: CIX Chromaticity Maintenance Figure 11: CIY Chromaticity
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