Luminance Meter BM-90 pages

Specifications
Detector model
BM-920D
BM-910D
BM-902D
2°
1°
0.2°
Measuring field
Optical system
Object lens 36mm 2.5
Viewing field
5°
Measurement distance
LUMINANCE METER
350mm〜∞
Measuring
field
Measurement diameter
Measurement distance(m)
0.35
(Unitsmmφ)
0.6
0.8
1
3
5
9.5
2°
0.4
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
2.53
3.23
10.2
17.3
※Differs somewhat according to the finishing precision of the aperture mirror. ※Measurement distance from the tip of the attachment lens metal piece.
Minimum measurement diameter
9.5mm dia.<1.02mm dia.When using AL-13 (Optional)>
4.8mm dia.<0.51mm dia.When using AL-13 (Optional)>
Display
0.95mm dia.<0.10mm dia.When using AL-13 (Optional)>
4-digit LCD
Photo cell
Sillicone Photodiode
Spectral sensitivity characteristics
Within 8
deviation from the relative 　
luminous efficiency※ JIS C 1609-1993
0.1〜1,999,000cd/m2(10times of displayed value is luminance value) 1〜19,990,000cd/m2(100times of displayed value is luminance value)
0.01〜199,900cd/m2
Measurement range
Auto 5-step range
Precision
±4 of rdg. ±1 digit
±4 of rdg. ±1 digit
±4 of rdg. ±1 digit
(standard light source A,23°±3℃,auto range、
1cd/m2 or above) (standard light source A,23°±3℃,auto range、
10cd/m2 or above) (standard light source A,23°±3℃,auto range、
100cd/m2 or above)
Temperature properties
Within ±3
0〜40℃ 23℃ as standard
Humidity properties
Within 3
85 R.H. or lower, 60 R.H. as standard
Analog signal output
0〜3Vmax. 1mv/1 digit　Responce speed at time of analog output 1〜30ms at FAST
RS output conditions
baud rate2400BPS
Power supply
Data length7
ParityODD
Stop bit1
One 9Vbattery
6F22Operating time using continuously/ approx.13 hours when not using RS-232C, 5 hours when using RS-232C
Operating conditions
Temperature0℃ 〜℃
Humidity85 R.H. or lower
Approx.190(L)×105(W)×56.5(H)mm
External dimensions
Display unit: Approx.131(L)×73.5(W)×33(H)
Detector:Approx.75.5(L)×105(W)×56.5(H)mm
Weight
Display unit:Approx.200g (including battery Detecter:Approx.250g
/
※Three type of detectors are interchangeable and Main unit of BM-9 is shared by three detectors.
System/Dimensions
Detector
BM-920D
Detector
BM-910D
Detector
BM-902D
Attachment
lens
AL-13
AC adapter
AD-1018
Fine movement table
S-4
Extension cable
(2・5・10・20・30m)
Keybord
unit
Tripod type-5N
Universal head
(Standard with
Tripod type-5N)
39
5
1
5
7
8
0
2
2
1.
25
39
φ2
0
1.
15
φ30
1
6
0
RS-232C
Cable
Tripod
L-holder
Display unit
BM-9M
φ312
.
BrightLoader
10
7
1.
75
1.
15
8.
55
14
8
12
5
1
4
30
4.
55
6
6.
15
without prior notice due to improvements.
* The catalogue includes products that are sold separately.
* The actual color of products may differ slightly from the catalogue due to lighting and printing
conditions.
5
5
* Some screens are simulated.
* The specifications and external appearances of product in this catalogue may be changed
1/4’’20UNC.Deepth6
Serew for tripod (Jis B7103)
○
33
7
0
74
75-1 Hasunuma-cho, Itabashi-ku, Tokyo 174-8580 JAPAN
Phone: +81-3-3558-2666 Fax: +81-3-3558-4661
E-mail: techno-info@topcon.co.jp
Note
Make sure to carefully read the "Manual" to ensure
that you use the product properly and safely.
2001-2007
TOPCON TECHNOHOUSE CORPORATION
Printed in Japan 2007 04-01MIK