A Lightmeter/Flashmeter for photographers, based on Arduino.
Components:
- Arduino NANO v.3
- BH1750 light sensor
- SSD1306 128*96 OLED SPI Display
- Buttons
Thanks @morozgrafix https://github.com/morozgrafix for creating schematic diagram for this device.
The lightmeter based on Arduino as a main controller and BH1750 as a metering cell. Information is displayed on SSD1306 OLED display. The device is powered by 2 AAA batteries.
Functions list:
- Ambient light metering
- Flash light metering
- ND filter correction
- Aperture priority
- Shutter speed priority
- ISO range 8 - 4 000 000
- Aperture range 1.0 - 3251
- Shutter speed range 1/10000 - 133 sec
- ND Filter range ND2 - ND8192
- Displaying amount of light in Lux.
- Displaying exposure value, EV
- Recalculating exposure pair while one of the parameter changing
- Battery information
- Power 2xAAA LR03 batteries
Detailed information on my site: https://www.pominchuk.com/lightmeter/