Sekonic L-758DR manual Averaging function, Contrast function

6. Advanced Functions

2.Averaging function

This function displays the average of up to nine of the values in memory.

1. Press the Measuring button ⑭ and take a meas- urement. Current measured value on the analog scale will blink.

2.Press the Memory button ⑦ and store the measured value in memory, and memorized value on the analog scale stops blinking.

3.When the AVE./ ∆ EV button ④ is pressed, an averaged value for up to nine measurements will be displayed on the LCD. The values in memory and the averaged value are displayed on the analog scale (The averaged value blinks). An “A” appears in LCD to indicate this is an average.

Memory button

Averaging indicator

Averaged f stop

Number of memorized value

4.The average mode can be canceled by pressing the AVE./ ∆ EV button.

Reference:

•When the EV scale is selected, the averaged exposure value will be displayed in the center of the scale.

1/10 f stop

Averaged f stop

Memorized

Set shutter speed f stop

3.Contrast function

This function is useful for evaluating studio lighting and checking the evenness of the lighting set-up across the subject area.

Take a measured value at a certain point as a standard value. The difference between the standard value and a new measured value is displayed in EV and the measurements are displayed on the analog scale.

Example of adjusting lights using Contrast function in shutter speed priority mode (incident light).

1.Turn the Lumisphere retracting ring ① to lower it to the

(retracted) mark position.

-32-