| Type | Digital exposure meter for measuring flash light and ambient light |
| Reception methods | Incident light and reflected light |
| Receptors ? | Incident light:?Spherical Diffuser, Flat Diffuser*
Reflected light:?Viewfinder 5??(Acceptance angle: 5?)*
Reflected light attachment II (Acceptance angle: 40?)*
External receptor:?Mini Receptor * - Incident light/reflected light sensitivity automatic switching function??
- 270? rotating receptor head
* Optional accessory |
| Receptor element | Silicon photocell |
| Measuring modes | AMBI mode:?Ambient light measurement
CORD mode:?Flash light measurement with sync cord
NON.C mode:?Flash light measurement without sync cord |
Measuring range?
(ISO 100) | Ambient light:
Incident light: EV -2 to 19.9
Reflected light attachment II: EV 2.5 to 24.4
Viewfinder 5?: EV 2.5 to 24.4
Flash light:
Incident light: FNo.1.0 to 90 + 0.9 stops
Reflected light attachment II: FNo.1.0 to 90 + 0.9 stops
Viewfinder 5?: FNo.1.0 to 90 + 0.9 stops |
| Repeatability | ?0.1 stops |
| Calibration coefficients | Incident light: C = 330 (Spherical Diffuser), C = 250 (Flat Diffuser)
Reflected light:?K = 14 |
| Display range | f-number (FNo.):?1.0 to 90 +0.9 stops (0.1-stop increments)
Exposure value (EV):?-17 to 40.8 (0.1-stop increments)
Shutter speed:?Ambient light: 30 min. to 1/8000 sec. (1-, 1/2- or 1/3-stop increments), Flash light: 1 to 1/500 sec. (1-, 1/2- or 1/3-stop increments)
Framing rate: 8 to 128 frames/sec.
ISO:?3 to 8000 (1/3-stop increments)
Exposure difference:?-10.0 to +10.0 (0.1-stop increments)
Analog scale:?FNo.1.0 to 90 (1/2-stop increments)
Analyze scale:?Flash light proportion 0 to 100% (25% increments) |
| Other functions | Analyze function:?Flash light proportion display
Memory function:?2-point memory function
Exposure calculating function:?Average exposure, Highlight-based exposure*, Shadow-based exposure*?
* When reflected light attachment is used Brightness difference function:?Measuring deviation from standard exposure |
| Others | External receptor connecting jack (with cap)
Sync terminal
Exposure correcting function: -10.0 to +10.0 (-0.8 to 0.7 stops, variable in 0.1-stop increments) |
| Power source | One Single AA-size alkaline cell |
Battery service life | Approximately 50 hours (for ambient light continuous measurement using alkaline battery) |
Operating temperature/humidity range | Temperature:?-10 to 50?C (14 to 122?F)
Relative humidity:?85% maximum [at 35?C (95?F)]/no condensation |
Storage temperature & humidity | Temperature:?-20 to 55?C (-4 to 131?F)
Relative humidity:?85% max. [at 35?C (95?F)]/no condensation |
Dimensions
(WxHxD) | 2.3 x 5.8 x 1 inches
59 x 147 x 26 mm |
| Weight | ?4.4 ounces (125 g) (excluding battery) |
| Standard accessories | Spherical Receptor, Neck strap, Case |
| Optional accessories | Sync Cord III, Viewfinder 5?, Mini Receptor, Reflected light attachment II, Flat Diffuser |
