Easy operation! Very easy to use analog luminometer application.

~ Main feature of this application ~
· Adopted an easy-to-read analog display. (Numerical sub display is also possible)
· Simple interface panel that can be operated intuitively.
· It corresponds to 4 measurement ranges. (Up to 200,000 lux)
· Error correction function. (-10% to + 10%)

~ User's Manual ~
1. Please launch the application.
2. Please hold down the red power button in the center.
3. The panel becomes brighter and measurement becomes possible.
4. Measure the illuminance with the illuminance sensor of the smartphone facing the light source.
5. Press and hold the red power button again to turn off the power. (Power saving mode)

~ Operation panel ~
"Hold" button ----- Preserves the current measured value.
"Range" button ----- Switches the measurement range.
"Setting" button ----- Display the setting screen.

~ About setting ~
"Result adjustment (correction value)" ----- Corrects the error of the measurement value. (-10% to + 10%)
"Display setting (displayed in numerical value)" ----- Displays the measurement result as a numerical value.
"Display setting (font size)" ----- Set the font size of numerical display.

~ Remarks ~
· It can not be used on terminals not equipped with illuminance sensor.
· Measurement range and accuracy depend on the performance of the terminal's illuminance sensor.
· Vertical screen application only.