Sekonic L-758DR User Manual download pdf (Page 41)

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5. How to use a reflected luminance (cd/m

or FL) meter (L-758DR/758D)

1. Exposure/Calibration compensation: see page 36 & 37, Compensation of camera exposure

profile: see page 46.

2. Set the meter to EV mode and ISO 100.

3. Set meter to spot reading for reflected light.

Take the measurement by looking through the finder and aligning so the subject that will be

measured is inside the circle.

4. The measured EV can be converted to find the brightness level with the conversion table below.

6. Advanced Functions

Reference:

• L-758CINE can read cd/m

or FL directly when the custom setting function is used (refer

to page 40).

* EV value → cd/m

conversion table

0.25

0.5

130

0.35

0.7

1.4

2.8

180

260

510

1000

2000

4100

8200

16000

33000

66000

360

720

1400

2900

5800

12000

23000

46000

93000

Decimal places

0.5

0 0.5

Decimal places

* EV value → Foot-lambert (FL)

conversion table

0.073

0.15

0.30

0.60

1.2

2.3

4.7

9.3

0.10

0.20

0.40

0.80

1.7

3.3

6.6

150

300

600

1200

2400

4800

9000

19000

110

210

420

850

1700

3400

7000

14000

27000

0.5

0 0.5

Decimal places

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 67 68

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Sekonic L-758DR User Manual Page 41

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