所属类别: » 调制器 » 电光调制器/电光Q开关
所属品牌:美国ConOptics公司
美国 ConOptics公司提供一系列的低压电光调制器、驱动器以及其它附件,以满足您的不同需求。
电光调制器和调制系统用于脉冲选择、再生开关、光盘控制和数据存储。ConOptics公司提供的电光调制器都是横向电光调制器。其采用的晶体有三种类型:ADP、KD*P、LTA。电光调制器和放大器的详细参数如表1、表2所示。
|
Model Number
|
V1/2
wave
@500nm
|
V1/2
wave
@830nm
|
V1/2
wave
@1064nm
|
V1/2
wave
@2500nm
|
ADP
Crystal Series
Wavelength
Limits(240
to 800nm)*
|
M370
|
184
|
––
|
––
|
––
|
M370 LA
|
263
|
––
|
––
|
––
|
M380
|
92
|
––
|
––
|
––
|
M390
|
115
|
––
|
––
|
––
|
KD*P
Crystal Series Wavelength
Limits(240
to 1100nm)*
|
M350-50
|
455
|
757
|
970
|
––
|
M350-80
|
261
|
433
|
522
|
––
|
M350-80LA
|
360
|
600
|
720
|
––
|
M350-105
|
226
|
376
|
472
|
––
|
M350-160
|
130
|
216
|
275
|
––
|
M350-210
|
113
|
188
|
240
|
––
|
LTA
Crystal Series Wavelength
Limits (700
to 2000nm)
|
M360-40
|
––
|
312
|
400
|
950
|
M360-80
|
––
|
143
|
183
|
430
|
M360-120
|
––
|
107
|
138
|
323
|
M360-160
|
––
|
71
|
92
|
215
|
|
Aperture
Diameter
|
Resonances
|
Contrast Ration @633nm and 1064nm
|
Length
w/Polarizer
|
ADP Crystal SeriesWavelength Limits(240 to 800nm)*
|
2.5mm
|
No
|
500:1,N/A
|
158mm
|
3.5mm
|
No
|
500:1,N/A
|
158mm
|
2.5mm
|
No
|
500:1,N/A
|
253mm
|
3.5mm
|
No
|
500:1,N/A
|
272mm
|
KD*P Crystal Series Wavelength Limits(240 to 1100nm)*
|
3.1mm
|
Yes
|
500:1, 700:1
|
106mm
|
2.7mm
|
Yes
|
500:1, 700:1
|
137mm
|
3.5mm
|
Yes
|
|
137mm
|
3.1mm
|
Yes
|
500:1, 700:1
|
162mm
|
2.7mm
|
Yes
|
300:1, 500:1
|
215mm
|
3.1mm
|
Yes
|
300:1, 500:1
|
268mm
|
LTA
Crystal Series Wavelength Limits (700 to 2000nm)
|
2.7mm
|
Yes
|
N/A, 200:1
|
95mm
|
2.7mm
|
Yes
|
N/A, 200:1
|
137mm
|
2.7mm
|
Yes
|
N/A, 100:1
|
174mm
|
2.7mm
|
Yes
|
N/A, 100:1
|
215mm
|
|
表1电光调制器参数
|
Model |
Bandwidth |
Rise/Fall Times |
Max. Output V |
Typical Drive Configuration |
Output |
25A |
DC TO 25MHz |
14ns |
145 |
100 Ohms B.L. |
Analog |
25D |
DC TO 30MHz |
8ns |
175 |
101 Ohms B.L. |
Digital |
50 |
DC TO 50MHz |
7ns |
90 |
50 Ohms B.L. |
Analog |
100 |
DC TO 100MHz |
3.5ns |
90 |
50 Ohms B.L. |
Analog |
200 |
10KHz TO 200MHz |
– |
170 |
50 Ohms S.E. |
– |
275 |
DC TO 8MHz |
50ns |
275 |
Lumped Capacitance |
Analog |
302RM |
DC TO 250KHz |
1micro sec |
750 |
Lumped Capacitance |
Analog |
302A |
DC TO 1MHz |
350ns |
350 |
Lumped Capacitance |
Analog |
307 |
DC TO 50KHz |
8ns |
800 |
Lumped Capacitance |
Digital |
505 |
20 TO 100MHz |
– |
44 |
50 Ohms S.E. |
– |
550 |
50 TO 500MHz |
– |
140 |
51 Ohms S.E. |
– |
|
表2放大器参数
|
表1、表2中的的调制器和驱动器可以以多种方式组合成性价比高的调制系统。表3标明了系统的关键参数。
Amplifier |
Modulator |
Bandwidth |
Transmission at Longest wavelength |
302RM |
350-80LA |
DC to 250KHz |
85% @ 1040nm |
302RM |
350-50 |
DC to 250KHz |
85% @ 830nm |
302RM |
350-80 |
DC to 250KHz |
85% @ 1200nm |
302A |
350-105 |
DC to 1MHz |
85% @ 830nm |
307 |
350-50 |
DC to 50KHz |
85% @ 900nm |
505 |
360-80 |
20MHz to 100MHz |
Phase Modulation |
550 |
360-80 |
50 to 250MHz |
85% @ 830nm |
25A |
350-160 |
DC to 25MHz |
85% @ 600nm |
25A |
350-80 |
DC to 25MHz |
85% @ 830nm |
25D |
350-160 |
DC to 30MHz |
85% @ 700nm |
25D |
360-80 |
DC to 30MHz |
85% @ 1064nm |
50 |
380-2P |
DC to 50MHz |
85% @ 500nm |
50 |
360-120 |
DC to 50MHz |
85% @ 830nm |
100 |
380-2P |
DC to 100MHz |
85% @ 500nm |
100 |
360-120 |
DC to 100MHz |
85% @ 830nm |
200 |
350-80 |
10KHz to 200MHz |
85% @ 350nm |
200 |
350-160 |
10KHz to 100MHz |
85% @ 600nm |
200 |
360-80 |
10KHz to 200MHz |
85% @ 830nm |
275 |
350-105 |
DC to 8MHz |
85% @ 650nm |
275 |
350-160 |
DC to 8MHz |
85% @ 1064nm |
|
表3调制系统参数
|
|
ConOptics公司提供的电光调制器都是作为强度调制器来使用的。但同时,这些调制器也可以设置成偏振旋转器、电压可变波片、相位调制器。需要注意的是,当作为相位调制器时,只有半个调制器是工作的,因此半波电压是两倍。并且,一旦被设置为相位调制器,就不能再设置回强度调制器。
KD*P Series |
Phase Sensitivity mrad/volt@500nm |
V for1/2 Wave Phase Modulator |
350-50LA |
3.85 |
815 |
350-50 |
7 |
450 |
350-80 |
12 |
261 |
350-105 |
14.7 |
225 |
350-160 |
24 |
130 |
350-210 |
29 |
113 |
ADP Series |
Phase Sensitivity mrad/volt@500nm |
V for1/2 Wave Phase Modulator |
370LA |
12 |
262 |
370 |
17 |
184 |
380 |
24 |
90 |
390 |
27 |
115 |
LTA Series |
Phase Sensitivity mrad/volt@500nm |
V for1/2 Wave Phase Modulator |
360-40 |
13 |
242 |
360-80 |
26 |
120 |
360-120 |
39 |
80 |
360-160 |
52 |
60 |
|
表4 相位调制器参
|
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