Lumu Light Meter

The Lumu app was designed to turn your Lumu light meter in the perfect tool for all light conditions.

Use it with your Lumu Lite for professional illuminance & exposure metering or by itself for spot metering reflected light or detailed note taking.

For photographers with a heartbeat, individuals with style, aspirations and dreams. Lumu is the best light meter for all pockets, without batteries or cables, the perfect companion for your iPhone. Together we change the way we interact with light.

Key features:

- PHOTO SINGLE mode: Giving you exact parameters: exposure time, f-number, ISO, EV, lux.
- PHOTO MULTI mode: Calculating average value or contrast between multiple measurements.
- PHOTO PINHOLE mode: Measuring exposure time for custom pinhole camera settings.
- SPOT METERING: Use your phone’s camera as a reflective light meter.
- ILLUMINANCE mode: showing incident light level in lux / foot-candle values.
- NOTES: Store all your measurements together with geo-location, custom notes and your photo in one place.

Visit http://lu.mu/ to learn more.