





Sekonic LiteMaster Pro L-478D-U Light Meter
Model: 401-474








| Package Weight | 0.8 lb |
|---|---|
| Box Dimensions (LxWxH) | 8.5 x 5.9 x 2.0" |
| Receptor Element | 2 x Silicon photo diodes |
|---|---|
| Receptor Head | Incident Light: Lumisphere convertible to flat diffuser, rotates 90° right & 180° left Reflected Light: Optional 5° viewfinder |
| Measuring Modes | Ambient Light: Aperture priority, shutter speed priority, TF priority, EV metering, HD Cine (shutter priority, FPS metering, lux, or fc), Cine (FPS metering, shutter angle setting, lux, or fc), illuminance (lux or fc), luminance (cd/m² or fl) Flash Light: Cord (PC sync terminal), cordless |
| Measuring Range | Ambient Light (ISO 100): Incident: -2 to 22.9 EV; Reflected: 3 to 19.9 EV Flash Light (ISO 100): Incident: f/1.0 to f/128.9; Reflected: f/2.8 to f/128.9 Illuminance: 0.1 to 180,000 fc / 0.63 to 2,000,000 lux Luminance: 0.29 to 290,000 fl / 1.0 to 980,000 cd/m² |
| Repeat Accuracy | ±0.1 EV or less |
| ISO Range | 3 to 409,600 in 1/3 steps, plus 850 |
| Shutter Speed | Ambient Light: 1/64,000 sec to 30 min, plus 1/200 & 1/400 sec, in 1, 1/2, and 1/3 steps Flash Light: 1/1,000 sec to 30 min, plus 1/75, 1/80, 1/90, 1/100, 1/200, & 1/400 sec, in 1, 1/2, and 1/3 steps |
| Aperture | f/0.5 to f/161.2 in 1, 1/2, and 1/3 steps |
| Frame Rate | 1-1,000 fps |
| Shutter Angle | 1-358° |
| Type | Digital light meter for flash and ambient light |
| Memory Function | 9 readings |
| Zones | None |
| Connections | 1 x PC sync terminal 1 x Mini-USB port |
| Screen | 2.7" / 6.9 cm color touchscreen LCD |
| Power Source | 2 x AAA batteries (alkaline, manganese, lithium, nickel hydride, or nickel) |
| Operating Temperature | 14 to 122°F / -10 to 50°C |
| Storage Temperature | -4 to 140°F / -20 to 60°C |
| Dimensions | 2.2 x 5.5 x 1.0" / 57 x 140 x 26 mm |
| Weight | 4.6 oz / 130 g without batteries |
| EV Range | -27.9 to 55.8 EV (only ambient light) |
| Radio Frequency | None |