This app uses the light sensor in your phone to measure illuminance (lux). This app also allows you to measure and save all your readings. These readings can be emailed to anyone using your favorite email client. Main features of app:

1) save/delete measurements
2) email data
3) charting of measurements

Please note that this app is not a replacement for a professional light meter. This app is for reference and educational use only.

End User License Agreement: http://www.bealc.com/apps/enduserlicense