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Runco LS-10i Installation/Operation Manual
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Brightness and Contrast:
Cinema Standards Measurement System (CSMS) 
Specifications
-
Brightness: 119 foot-Lamberts (fL)
-
Contrast Ratio: 251:1
These measurements are taken from the projector in a 
controlled, home theater environment. All measurements are 
made to ANSI/NAPM IT7.228-1997 specifications using the 
Photo Research PR-650 SpectraColorimeter and Minolta 
LS-100 Luminance Meter, Video Essentials test DVD and a 1.3 
gain, 72-inch wide screen. The projector is calibrated to a color 
temperature of 6,500K and has a minimum of 150 hours of 
usage.
The foot-Lambert (fL) is the unit of measurement used in 
commercial movie theaters to express image brightness at the 
screen surface. The Society of Motion Picture and Television 
Engineers (SMPTE) specifies 16 fL as the target image 
brightness for film-based projectors using an open gate 
(without film in the projector). More importantly, today SMPTE 
specifies 12 fL as the target image brightness in Digital Cinema 
theaters. The foot-Lambert measurement is dependent on 
screen size, screen gain and projector light output.
Home Theater Calibration Specifications
-
Light Output: 1845 ANSI Lumens
-
Contrast Ratio: 251:1
These specifications are obtained by calibrating the projector 
as described above for CSMS measurements. 
Industry-Standard Specifications
-
Light Output: 2100 ANSI Lumens
-
Contrast Ratio: 10,000:1 full-on, full-off (dynamic)
These are typical projector brightness and contrast 
specifications found in most companies’ sales literature. Runco 
includes these measurements in its literature to allow for direct 
comparison with other manufacturers’ projectors. These 
measurements are typically taken at 9,000K to 13,000K to get 
expected performance data when the projector is used in 
professional, commercial and industrial displays.
Weight (without lens):
40.8 lbs. (18.50 kg)
Regulatory Approvals:
FCC Part 15 Class B, CE Class B, UL, cUL, CB, RoHS, 
WEEE, local conformances as required 
Limited Warranty: 
Projector: Two (2) years parts and labor from the date of 
shipment from Runco. RuncoCare™ and Runco 
RedCarpet™ plans are also available. 
Lamp: 1000 hours or six (6) months, whichever comes 
first. 
Specifications are subject to change without notice. 
Table 7-1. LS-10i Specifications (continued)