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Sekonic SPEEDMASTER L-858D-U User Manual

Sekonic SPEEDMASTER L-858D-U
237 pages
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Light Meter
SPEEDMASTER
L-858D
L-858D-U
Operating Manual
Thank you for purchasing our product.
Please read the "Operating Manual" and "Safety Precaution" so that you will fully
understand the features and operation of this product.
Then keep the operating manual in a safe place for future use.
Please see the Startup Guide for information about the basic operations.

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Sekonic SPEEDMASTER L-858D-U Specifications

General IconGeneral
SensorSilicon Photo Diode
Custom SettingsYes
Dustproof/SplashproofYes
TypeLight Meter
Measuring ModesIncident, Reflected, Flash
ISO Range3 to 8000
Shutter Speed Range (Ambient)1/8000 to 30 sec
Aperture RangeF0.5 to F161.2
Cine Speed1 to 250 fps
DisplayLCD
Wireless CommunicationBluetooth
Power Source2 x AA Batteries (Alkaline, Ni-MH, Lithium)
Operating Temperature-10 to 50°C

Summary

Names and Functions of Parts

Functions of Parts

Details the specific functions and operations associated with each labeled part of the light meter.

Before Use

Power ON/OFF

Explains the steps for turning the light meter on and off, including startup and shutdown sequences.

Basic Operations

Basic Measurement Workflow

Provides an overview of the standard workflow for taking measurements with the light meter.

Switch the Light Receiving Method

Details how to switch between incident and reflected light measurement modes.

Measuring

Measuring in Ambient Light Mode

Covers ambient light measurement methods like T, F, T+F, and Illuminance/Luminance modes.

Measuring in Flash Light Mode

Details how to measure flash light using various modes like Cordless, Cord, Radio Triggering, and HSS.

HSS (High Speed Synchro) Flash Cordless Mode

Explains measuring brightness of flash activated in HSS mode without a meter-flash connection.

Measuring in Flash Duration Analysis Mode

Covers measuring flash duration, time, and waveform using incident light.

Functions

Memory Function

Details how to save and recall measured values using the meter's memory function.

Exposure Compensation Function

Covers using minus or plus compensation to adjust exposure for highlight and shadow details.

Hardware Setting

User Calibration

Allows adjusting the meter's calibration to match known compensation values or other meters.

Troubleshooting

Power Issues and Display Problems

Addresses common issues like the power not turning on or the LCD screen not responding.

Measurement Accuracy and Range Issues

Helps resolve problems with incorrect measured values or readings outside the specified range.

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