Innovation since 1979
OTF-930は、様々なフィルタプロファイルを持つ光フィルタを最大3枚 カスケードマウント(Filter structure S1、S2、S3)することで用途に合わせ透過特性を選択することが出来る波長可変フィルタです。リニアスライド方式による80 nm連続波長可変と低PDL (< 0.1 dB)、低PMD (< 0.1 ps)の特長を持っています。また、GPIB及びRS-232Cインターフェースを標準装備しており、外部からリモート制御することが可能です。
- 3 dB幅 :0.8 nm to 1.0 nmの場合
※下記の例は規定された以外の仕様を保証するものではありません
フィルタタイプ
= 08S1 または 12S2
08S1
- 3 dB幅 0.9 nm
- 10 dB幅 2.8 nm
- 20 dB幅
12S2
- 3 dB幅 0.9 nm
- 10 dB幅 2.0 nm
波長分散の波長依存性
Filter type |
03
|
04
|
06
|
||||||
---|---|---|---|---|---|---|---|---|---|
Filter structure |
S1
|
S2
|
S3
|
S1
|
S2
|
S3
|
S1
|
S2
|
S3
|
Bandwidth @ -3dB (nm) |
0.4 ± 0.1
|
0.3 ± 0.1
|
0.25 ± 0.1
|
0.5 ± 0.1
|
0.35 ± 0.1
|
0.3 ± 0.1
|
0.7 ± 0.1
|
0.5 ± 0.1
|
0.4 ± 0.1
|
Bandwidth @ -20dB (nm)(Typ.) |
< 3.8
|
< 1.5
|
< 1.2
|
< 5.0
|
< 1.7
|
< 1.2
|
< 7.5
|
< 2.4
|
< 1.5
|
Insertion Loss (dB) |
3.5
|
6
|
7.5
|
3
|
5
|
6.5
|
2.5
|
3
|
4
|
Chromatic dispersion (ps/nm)(Typ.) |
23
- 19 |
33.5
- 31.5 |
35
- 23 |
18
- 12.5 |
21.5
- 17.5 |
26
- 17 |
6.5
- 6.5 |
14.5
- 11 |
26.5
- 17.5 |
Filter type |
08
|
12
|
24
|
||||||
Filter structure |
S1
|
S2
|
S3
|
S1
|
S2
|
S3
|
S1
|
S2
|
S3
|
Bandwidth @ -3dB (nm) |
0.95 ± 0.1
|
0.65 ± 0.1
|
0.5 ± 0.1
|
1.3 ± 0.1
|
0.9 ± 0.1
|
0.7 ± 0.1
|
2.9 ± 0.3
|
1.95 ± 0.3
|
1.5 ± 0.3
|
Bandwidth @ -20dB (nm)(Typ.) |
< 9.8
|
< 3.0
|
< 2.2
|
< 15.0
|
< 4.5
|
< 3.0
|
< 32.0
|
< 10.0
|
< 6.5
|
Insertion Loss (dB) |
2
|
3
|
3.5
|
2
|
2.5
|
3
|
2.5
|
2.5
|
2.5
|
Chromatic dispersion (ps/nm)(Typ.) |
7
- 7 |
8
- 5 |
12
- 10.5 |
3.5
- 4 |
5
- 5 |
8
- 5.5 |
3.5
- 3.5 |
3.5
- 3.5 |
3.5
- 3.5 |
Filter type |
05(1500-1630nm)
|
12(1270-1350nm)
|
50
|
||||||
Filter structure |
S1
|
S2
|
S3
|
S1
|
S2
|
S3
|
S1
|
||
Bandwidth @ -3dB (nm) |
0.5 ± 0.1
|
0.35 ± 0.1
|
0.3 ± 0.1
|
1.3 ± 0.15
|
0.9 ± 0.1
|
0.7 ± 0.1
|
5.5 ± 1.0
|
||
Bandwidth @ -20dB (nm) |
< 5.0
|
< 1.7
|
< 1.2
|
< 15.0
|
< 4.5
|
< 3.0
|
< 60(Typ.)
|
||
Insertion Loss (dB) |
4.5 * 1
|
6.5 * 1
|
8 * 1
|
3
|
3.5
|
4
|
2.9
|
||
Chromatic dispersion (ps/nm) (typ.) |
18
- 12.5 |
21.5
- 17.5 |
26
- 17 |
3.5
- 4 |
5
- 5 |
8
- 5.5 |
–
– |
Category
|
Parameter
|
Unit
|
Spec
|
Notes
|
Wavelength Characteristics | Tuning Range |
nm
|
1530 to 1610
1500 to 1630 (05 bandwidth) 1270 to 1350 (12 bandwidth) |
|
Resolution |
nm
|
0.01
|
Mechanical resolution | |
Accuracy |
nm
|
<± 0.1, <± 0.15(24), <± 0.2(50)
|
||
Repeatability |
nm
|
<± 0.05, <± 0.1(50)
|
n=50/Measured at center wavelength of slider | |
Temperature Stability |
pm/℃
|
2
|
||
Power Characteristics | PDL(SMF) |
dB
|
0.2
|
Filter Structure(S2) and (S3) |
Insertion Loss *1 |
dB
|
Refer to “Filter Selections”(Typ.) | ||
Return loss *1 |
dB
|
> 45
|
||
Power Monitor | Relative Accuracy |
dB
|
<± 0.1
|
Output Power : - 20 to + 10 dBm |
Max Rating | Maximum Input Power |
dBm
|
+ 20
|
Damage Threshold |
PMD | PMD |
ps
|
< 0.1
|
Design guaranteed performance |
Environmental Conditions | Operating Temperature |
℃
|
20 to 30
|
|
Operating Humidity |
%
|
< 80 RH
|
Non condensing | |
Interface | Optical Fiber |
–
|
SMF or PMF *2
|
|
Optical Connector |
–
|
FC or SC
|
||
Connector Polish |
–
|
SPC or APC
|
*3 | |
Power supply | Communication Interface |
–
|
GPIB(IEEE-488) & RS-232C
|
|
Voltage |
V
|
AC 100 to 240
|
||
Frequency |
Hz
|
50 / 60
|
||
Dimensions | Power Consumption |
VA
|
35@230 to 240 V
30@100 to 120 V |
|
W x D x H |
mm
|
210 x 300 x 80
|
||
Weight |
kg
|
4
|
*1:In case of PMF, the insertion loss increases by 1.0 dB
*2:In case of PMF, Polarization extinction ratio 20 dB (typical), Polarization axis in alignment with connector key
*3:SPC = Super Physical Contact, APC = Angled Physical Contact