Digital Illuminance Light Meter Tester 200,000Lux (18,500FC) Luxmeter…
Lluminance unit switch,Unit of illuminance：LUX、FC.
Color Coded Bar Ruled Index Cards 3 x 5 100 Count (Pack of 1), ASSORTED
Oxford Color Coded Ruled Index Cards allow for quick filing and retrieval. Assorted colors include blue, green, yellow, orange and red. Ruled for easy note taking. Color coded top bar.