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dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance

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Page 1: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance
Page 2: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance
Page 3: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance
Page 4: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance
Page 5: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance
Page 6: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance
Page 7: dot.ca.gov...position because lumen output varies in different lamp orientations. Measure the vertical distance between the lamp center and the lightmeter photocell. Label this distance