Sekonic L-478D-U Specs

Meter TypeAmbient
Cine
Flash
Spot Metering5° Spot (Optional Attachment)
Flash MeteringCordless
Metering
Light Reading MethodIncident
Reflected
Light ReadingsCandelas per Meter Squared (cd/m²)
Foot Lamberts (fl)
Footcandle
Lux
Measuring ModesAperture Priority
EV Metering
FPS Metering
ISO Priority
Shutter Priority
Aperture RangeFlash, Incident: f/1 to 128.9 at ISO 100
Flash, Reflected: f/2.8 to 128.9 at ISO 100
f/0.5 to 161.2 (1, 1/2, 1/3-Step Increments) at ISO 100
EV RangeAmbient, Incident: -2 to 22.9 EV at ISO 100
Ambient, Reflected: 3 to 19.9 EV at ISO 100
ISO Range3 to 409,600 (1/3-Step Increments), Plus 850
Shutter Speed Range1/64,000 to 30 Minutes (1, 1/2, 1/3-Step Increments), Plus 1/400, 1/200
Max Flash Sync Speed1/1000
Cine Speed / Shutter Angle1 to 1000 fps at 1 to 358°
Illuminance Range0.63 to 2,000,000 Lux / 0.1 to 180,000 fc
Luminance Range0.3 to 290,000 fL / 1 to 980,000 cd/m²
Exposure MemoryYes, 9 Readings
Physical
Receptor ElementSilicon Photodiode
DiffuserAdjustable Spherical to Flat
Display2.7" / 6.9 cm Color Touchscreen LCD
System ConnectionPC Sync Terminal
Mini-USB Port
Memory Card SlotsNone
Tripod Mounting ThreadNone
Environmental
Operating Temperature14 to 122°F / -10 to 50°C
Storage Temperature-4 to 140°F / -20 to 60°C
General
Battery2 x AAA (Alkaline, Lithium, Manganese, NiMH)
Wireless ConnectivityNone
Radio SystemNone
Dimensions2.2 x 5.5 x 1" / 57 x 140 x 26 mm
Weight4.6 oz / 130.0 g (without Batteries)
Warranty LengthLimited 3-Year Warranty
Packaging Info
Package Weight0.735 lb
Box Dimensions (LxWxH)8.45 x 5.85 x 2.15"