9. Technical Data

· Type

:

Digital exposure meter equipped with 1° spot viewfinder for ambient

 

 

and flash light

· Light receiving method

:

Incident light and reflected light

· Light Receptors

 

 

Incident light

: Convertible to flat diffuser (with retracted Lumisphere)

Reflected light

:

1° spot with display in finder

 

 

Metering distance 1m ~ ∞

· Light receptor element

:

2-Silicon photo diodes (incident and reflected)

· Metering modes

 

 

Ambient light

:

Aperture priority metering

 

 

Shutter priority metering

 

 

EV metering

 

 

Simple illumination measurement (lux, foot-candle)(758CINE only)

 

 

Simple brightness measurement (foot-lambert, cd/m2)(758CINE only)

Flash

: With synchro cord (cumulative, non-cumulative)

 

 

Without synchro cord (cumulative, non-cumulative)

 

 

Measurement using the wireless flash radio triggering sysytem (cu-

 

 

mulative, non-cumulative) (optional for L-758D/758CINE)

·Measuring Range (ISO 100) Ambient light

Incident light

: EV-2 to EV 22.9

Reflected light

:

EV 1 to EV 24.4 (with 1° spot viewfinder)

Flash

 

 

 

Incident light

: f0.5 to f161.2

(approx. f175)

Reflected light

:

f2.0 to f161.2

(approx. f175) (with 1° spot viewfinder)

Illumination (direct measurement is possible only in 758CINE)

:0.63 - 190,000 lux (2 significant digits)

0.10- 180,000 foot-candle (2 significant digits)

Brightness (direct measurement is possible only in 758CINE)

:0.25 - 190,000 cd/m2 (2 significant digits)

0.10- 190,000 foot-lambert (2 significant digits)

· Repeat Accuracy

 

: +/- 0.1 EV or less

· Calibration Constant

 

 

Incident light metering

:

Lumisphere C = 340 Flat diffuser C = 250

Reflected light metering

:

K = 12.5

· Display Range

 

 

Film speed

:

ISO 3 to 8000 (in 1/3 steps)

Shutter Speeds

 

 

Ambient light

:

30 minutes to 1/8000 seconds(in 1, 1/2 or 1/3 steps)also 1/200, 1/400

 

 

Cine speeds- 2, 3, 4, 6, 8, 12, 16, 18, 24, 25, 30, 32, 36, 40, 48, 50,

 

 

60, 64, 72, 96, 120, 128, 150, 200, 240, 256, 300, 360 frames per

 

 

second (at a 180 degree shutter angle)

 

 

Additional Cine speeds to 758CINE

 

 

1, 10, 14, 20, 75, 90, 100, 125, 180, 250, 375, 500, 625, 750, 1000 (at

 

 

a 180 degree shutter angle)

Flash

:

30 minutes to 1/1000 second (in 1, 1/2 or 1/3 steps),also 1/75, 1/80,

 

 

1/90, 1/100, 1/200, 1/400

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