| Detector Model |
BM-920D |
BM-910D |
BM-902D |
| Measuring Field |
2" |
1" |
0.2" |
| Optical System |
Object Lens f =36mm F2.5 |
| Viewing Field |
5" |
| Measurement Distance |
350mm ~ ∞ |
| 측정경 (단위 : mmØ) |
| 측정각 |
측정거리(m) |
| 0.35 |
0.4 |
0.6 |
0.8 |
1 |
3 |
5 |
| 2˚ |
9.5 |
11.2 |
18.2 |
25.3 |
32.3 |
102 |
173 |
| 1˚ |
4.7 |
5.6 |
9.1 |
12.7 |
16.2 |
51.1 |
86.1 |
| 0.2˚ |
0.95 |
1.12 |
1.82 |
2.52 |
3.23 |
10.2 |
17.3 |
* Differs some what. According the finishing precision of the aperfure
mirror.
* Measurement distance here is the distance from the tip of the
attachment lens melal piece. | |
|
Measurement Dismenter
(Uits : mmØ) |
9.5mmØ사용시 : 1.02mmØ |
4.8mmØ사용시 : 0.51mmØ |
0.95mmØ사용시 : 0.10mmØ |
| Display |
4-Digit LDC |
| Photo Cell |
Silicone Photodioce |
|
Sepectra Sensitivity
Characteristice |
Whithin 8%(Deviation from the relative leuminous efficiency)
※JIS C 1609-1993 |
Measurement
Range |
0.01 ~ 199,900cd/㎡ |
0.1 ~ 1,999,000cd/㎡
(10times of displayed value is luminance value) |
1 ~ 19,990,000cd/㎡
(100 times of displayed value is luminance value) |
| Auto 5 - step range |
| Precision |
±4% of rdg. ±1 digit
(Standard Light Souce
A.23' ±3℃ auto range,
1cd/㎡ or above) |
±4% of rdg. ±1 digit
(Standard Light Souce
A.23' ±3℃ auto range,
10cd/㎡ or above) |
±4% of rdg. ±1 digit
±4% of rdg. ±1 digit
(Standard Light Souce
A.23' ±3℃ auto range,
100cd/㎡ or above) |
| Temperature Propeties |
within ±3%(0~40℃, 23℃ as standard) |
| Hemperature Properties |
With ±3% (85% R.H. as Standard) |
| Analog Singal Output |
0~3 Vmax 1mv/1 digit Response Speed at time
of analog output : 1 ~ 3 ms at Fast |
| RS Output Conditions |
Baud rate : 240 BPS Data Length : 7 Parity : ODD Stop bit : 1 |
| Power supply |
One 9V Battery (6F22) ( Operationg time using continuously /
approx. 13 hours When not using RS-232C, 5Hours when using
RS-232C) |
| Operating Conditions |
Temperature : 0℃ ~ 40℃ Humidity : 85% R.H. or Lower |
| External Dimensions |
Approx. 190(L) x 105(W) x 56.5(H)mm /
Display Unit : Approx. 131(L) x 73.5(W) x 33(H)mm /
Detecro : Approx. 75.5(L) x 105(W) x 56.5(H)mm |
| Weight |
Display Unit : Approx. 200g(Including Battery) / Detector : Approx. 250g |
| 정도 |
±4% of rdg. ±1digit |
| 최소측정경 |
0.95mmØ (0.2˚), 4.8mmØ(1˚), 9.5mmØ(2˚) |
| 출력 |
RS-232C, 아나로그 출력 |
| 전원 |
9V 건전지 1개 |
