| Specifications |
| Measurement Subject |
Electronic flash and strobe with-in camera |
| Measuring item |
Exposure volume[lx·s] Time integration value of flash light illuminance
Guide No. [GN]·· Standard of film speed and photography distance for exposure volume
FNo. [FNo.]·· The proper value of FNo. to exposure volume
Aperture value [AV]·· Aperture index
ΔEV [EV]·· Deviation to setting standard value |
| Measurement method |
Sampling wave pattern analysis method |
| Measuring range |
AUTO Illuminance 2k - 6400klx
SENS1 Illuminance 2k - 100klx
SENS2 Illuminance 16k - 800klx
SENS3 Illuminance 128k - 6400klx
*LED light emitting volume measurement corresponds more than 5Lx |
| Measurement function |
(1) Usual measurement ([Setting] measuring time = W1)
(2) Prohibition time measurement ([Setting] prohibition time = INT,[Setting] measuring time = W2)
(3) Two groups measurement ([Setting] measuring time group1 = W1, [Setting] measuring time group 2 = W2)
(4) Continuation measurement (sets by external communication)
(5) Change of quantity of emitting light measurement(sets by external communication) |
| ISO speed |
1 - 3200 |
| Measuring distance |
0.1 - 9.9 m |
| Measuring time |
1 - 90ms ( Analysis resolving power 1 - 100µs ) |
| Trigger level |
illuminance Min 0.6klx(LED Min 5lx) |
| Emitting times |
Under 50 in EACH |
| Judgment function |
GO/NG LED indication(Judgment for ΔEV) |
| Relative luminous efficiecy correction coefficient |
Area ratio for relative luminous efficiecy 2% |
| Mesuring accuracy |
MAX ±2% |
| Environment for use |
10 - 40 ºC MAX 80% |
| External connection terminal |
WAVE OUT [22] output terminal (BNC terminal) |
| External communication |
RS-232C [DCE arrangement](Supports straight cable) |
| Power supply |
AC100 - 240V(50/60Hz) |
| Dimensions |
Main unit About 160 x 285 x 310 mm (W,H,D)
Photo detector unit About 95 x 73 x 60 mm (W,H,D) |
| Weight |
Main unit about 5.4 kg,Photo detector unit about 0.4 kg,Cable etc about 0.8 kg |
