Assessments - 5, GPA: 4.2
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Laser Power Output: Less than 1 mW @ 22.C (72°F) ambient European Classification: Class 2, EN60825-1/11.2001 FDA Classification: Class II Laser Product. Complies with 21 CFR 1040.10 Laser Beam Diameter: Less than 5 mm Beam Divergence: Less than 2 mrad Operating Temperature: 0 to 50°C (32 to 122°F) Operating Relative Humidity: Less than 95% RH, non-condensing Power Switch: ON/OFF, Slide Switch on the battery pack Power Indicator: Red LED Power: Battery pack, 3 VDC Caution & Certification Label: Located on the head sight circumference Identification Label: Located on the head sight circumference Aperture Label: Located on the head sight circumference Dimensions: 38 OD x 50.8 L mm (1.5" OD x 2" L) 66 Emissivity Table Material Emissivity (.) METALS Aluminum– pure highly polished plate. . . . . . . . . . . . . . . . . . . . . . . . 0.04 to 0.06 Aluminum– heavily oxidized. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.20 to 0.31 Aluminum – commercial sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.09 Brass – dull plate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.22 Brass – highly polished, 73.2% Cu, 26.7% Zn . . . . . . . . . . . . . . . . . . . . . . . . . 0.03 Chromium– polished. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.08 to 0.36 Copper– polished. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.05 Copper– heated at 600°C (1112°F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.57 Gold– pure, highly polished or liquid. . . . . . . . . . . . . . . . . . . . . . . . . 0.02 to 0.04 Iron and steel (excluding stainless) – polished iron . . . . . . . . . . . . . . . . 0.14 to 0.38 Iron and steel (excluding stainless) – polished cast iron. . . . . . . . . . . . . . . . . . . 0.21 Iron and steel (excluding stainless) – polished wrought iron . . . . . . . . . . . . . . . 0.28 Iron and steel (excluding stainless) – oxidized dull wrought iron . . . . . . . . . . . . 0.94 Iron and steel (excluding stainless)– rusted iron plate . . . . . . . . . . . . . . . . . . . 0.69 Iron and steel (excluding stainless)– polished steel. . . . . . . . . . . . . . . . . . . . . . 0.07 Iron and steel (excluding stainless) – polished steel oxidized at 600°C (1112°F). . . . . . . . . . . . . . . . . . . . 0.79 Iron and steel (excluding stainless) – rolled sheet steel . . . . . . . . . . . . . . . . . . . 0.66 Iron and steel (excluding stainless) – rough steel plate . . . . . . . . . . . . . 0.94 to 0.97 Lead– gray and oxidized. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.28 Mercury . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.09 to 0.12 Molybdenum filament . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.10 to 0.20 Nickel– polished . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.07 Nickel – oxidized at 649 to 1254°C (1200 to 2290°F) . . . . . . . . . . . . 0.59 to 0.86 Platinum– pure polished plate. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.05 to 0.10 Platinum– wire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.07 to 0.18 Silver– pure and polished. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.02 to 0.03 Stainless steel– polished. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.07 Stainless steel – Type 301 at 232 to 941°C (450 to 1725°F). . . . . . . . . 0.54 to 0.63 Tin – bright. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.06 Tungsten – filament. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.39 Zinc– polished commercial pure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.05 Zinc– galvanized sheet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.23 Emissivity Table 6 Material Emissivity (.) NONMETALS Asbestos Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.96 Asphalt, tar, pitch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.95 to 1.00 Brick– red and rough . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.93 Brick– fireclay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.75 Carbon– filament . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.53 Carbon– lampblack - rough deposit . . . . . . . . . . . . . . . . . . . . . . . . . . 0.78 to 0.84 Glass- Pyrex, lead, soda . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.85 to 0.95 Marble– polished light gray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.93...