【實用攝影app】EvMeter|最夯免費app

It is a light meter using a light sensor.

Aim the sensor to the subject at the top of the touch screen,

to measure light(LUX) illumination.

Adjust the ISO / F / T to fit the EV.

No network connection. Light and low power consumption.

1. How to use

The light meter sensor of the phone is located above the touch screen.

1) Push refresh button, the measurement will start after 1 second.

Aim the sensor to the subject immediately after push Refresh button.

It notice with acknowledged tone of success.

3) Use < and > buttons to change ISO value and blue EV.

Change F and T values to change green EV.

If both EVs are the same, you can set the values to your camera and take a shot.

Hint: Another easy way. Stand with your back to the subject, and measure yourself.

2. Preset

You can save ISO,F,T settings and see on next use.

1) Use menu button and select the Preset.

2) Select Save.

3) Select Reset to see initial values of installation.

4) The Reset does not overwrite Preset values. Save if needed.

3. Setting

It has some settings for your usage.

1) You can correct LUX if the sensor gives too high/low value.

2) You can make lower or mute the tone level if feel loud.

3) You can make 3 seconds delay after push refresh button to start LUX measurement.

4) You can use monochrome view.

5) You can manually input LUX value.

4. Limitation

The accuracy of this APP is fully depend on the light meter sensor of the phone.

It is completely useless on the phones not fit.

My Sony Ericsson W8 works well with setting of LUX Correction 1/4.

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