Sekonic L-308DC FLASHMATE Light Meter


Key Features

Incident Metering for Ambient & Flash

40° Reflected Light Metering

HD Cine and Cine Measuring Modes

Range: 0 to 19.9 EV at ISO 100

Flash Range: f/1.4 to f/90.9 at ISO 100

Cine Modes: Frame Rate & Shutter Angle

Illuminance Measurements

Compact Size with LCD Screen

PC Sync Terminal & Cordless Flash Option

Runs on One AA Battery

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Product Overview

The versatility of today's cameras is expanding at an amazing rate. Digital SLR cameras are being used to record moving images and digital video cameras used to capture still frames for printing. Whether you are a DSLR videographer, cinematographer, still photographer or involved in any facet of image capture, the Sekonic L-308DC Series is the perfect meter for you.

International Catalog 
International Catalog Info 

International Catalog Number
JE21 (CE - Designated L-308DC, European Manual)
JE2G (Designated L-308DC, Chinese Manuall)
JE2J (Korea - Designated L-308DC, English Manual)
US Catalog Number
401-310 (JE2L, US only - Designated L-308DC, English Manual)

Measuring System 
Exposure Meter Incident light: fixed head, lumidisc removable, Reflected light: Switching, 40 deg. with built-in lens

Measuring Modes Ambient Light 

T priority, EV, HD_CINE (T priority), CINE (f/s priority), Lux/FC

Measuring Modes Flash 

Cordless, Cord-in (PC)

Measuring Range (ISO 100) Ambient Incident Light 

0 to 19.9EV
2.50 to 190,000 lx
0.23 to 17,000 fc

Measuring Range (ISO 100) Ambient Reflected Light 

0 to 19.9EV

Measuring Range Flash Incident Light 

F1.0 to F90.9

Measuring Range Flash Reflected Light 

F1.0 to F90.9

ISO Range 
ISO 3 to 8,000
Aperture Range (Ambient Light) 
F0.5 to 90.9 in 1, 1/2, 1/3 step
Aperture Range (Flash Light) 
F0.5 to 90.9 in 1, 1/2, 1/3 step
Shutter Speeds Range (Ambient Light) 
Photo Mode: 60s to 1/8,000s HD_CINE Mode: 1/8s to 1/8,000s in 1, 1/2, 1/3 step
Shutter Speeds Range (Flash Light) 
1s to 1/500s in 1, 1/2, 1/3 step
Frame Rate Range (Ambient Light) 
8, 12, 16, 18, 24, 25, 30, 32, 48, 50, 60, 64, 96, 100, 120, 128
Shutter Angles Range (Ambient Light) 
CINE Mode: 45, 90, 180, 270, 360 deg.
EV Range (Ambient Light) 
EV-6 to EV27.2
Calibration Compensation 
Yes (-1.0 to +1.0)
Custom Settings 

Operating Temperature 
0 to 40 deg. C
Storage Temperature 
-20 to 60 deg. C
Power source 
1.5V x 1 (AA battery)
B&W, Segment type
Weight (lbs.) 
Weight (KG) 
Product Length Inches 
Product Width Inches 
Product Height Inches 

Lumidisc (with pouch)

soft case, strap

synchro terminal cap

AA battery


Operating Manual


Startup Guide