Sekonic Speedmaster L-858D-U Light Meter - Manual (Page 214)

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10. Specifications
10.
Specifications
Type
● Digital light meter for flash and ambient light
Light Receiving Method
● Incident light and reflected light
Light Receptor
● Incident light Extended lumisphere convertible to retracted lumisphere
(The lumisphere also functions as a retracted lumisphere
when it is retracted into the meter.)
● Reflected light Single-eye spot with in-viewfinder indicators (light
receiving angle: 1 degree)
Measuring distance: 1 m to ∞
Light Receptor Element
● Silicon photo diodes
Measuring Mode
● Ambient light T (shutter speed) priority
F (f-stop) priority
TF (shutter speed and aperture) priority
HD Cine
Cine
Illuminance (lux or foot-candle)
Luminance (cd/m 2 or foot-lambert)
● Flash light Cord Mode (with/without multi cumulative)
Cordless Mode (with/without multi cumulative)
Radio Triggering (with/without multi cumulative)
* Available when a transmitter (sold separately) is installed
● HSS flash Cordless Mode (without multi cumulative)
● Flash duration analysis
(for incident light only)
Cord Mode (without multi cumulative)
Cordless Mode (without multi cumulative)
Radio Triggering (without multi cumulative)
* Available when a transmitter (sold separately) is installed
Repeat Accuracy
● 0.1EV or less (Incident light: from EV-2, Reflected light : from EV1)
● 0.2EV or less (Incident light: under EV-2, Reflected light : under EV1)
Measuring Range (ISO100)
● Ambient light Incident light
Reflected light
EV-5 to EV+22.9
EV-1 to EV+24.4
● Flash light Incident light
Reflected light
F0.5 to F128.9 (= F161.2)
F1.0 to F128.9 (= F161.2)
● Illuminance
(in two significant digits)
Incident light 0.10 lx to 2,000,000 lx
0.01 to 180,000 fc