Fiber optik Prague grating
Fiber Bragg Gratings
Gain Flattening Filters for C- and L- bands(Filtrɛr Flat Gain)
Karakteristika:
· Custom gain flat profile
· Spectrum dɔ̈ɔ̈r në 1520 nm tënë 1570 nm ku 1560 nm tënë 1610 nm
· Low wavelength
· Low insertion loss
· Non-hot packing
· Kɔl kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ
Parameters ye kɔrɔ:
Wavelength Range for C-band |
1520 to 1570 |
nm |
Wavelength Range for L-band |
1560 to 1610 |
nm |
Maximum Attenuation |
8 dB or more on request |
|
Attenuation Accuracy |
< ± 5% of attenuation |
|
Insertion Loss |
< 0.5 |
dB |
Operational Temperature Range |
0 - 70° |
C |
Fiber |
SMF-28 compatible, 1 meter |
|
Package Dimensions |
6.4 mm diameter x 64-95 mm L |
Fiber Gratings for Laser Resonators and Sensors(Fibre optique)
Karakteristika:
· Dizayn kɛl
· Wave lengths gade
· Optimized reflectivity ku bandwidth
· Kɔl kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ
Parameters ye kɔrɔ:
Wavelength Accuracy |
< ±0.5 |
nm |
Reflectivity |
1 to 99.9 |
% |
3-dB Reflection Bandwidth |
0.2 to 1 |
nm |
Grating Profile |
Uniform or apodized |
|
Insertion Loss |
< 0.1 |
dB |
Fiber |
Corning SMF-28 (other fiber types available) |
|
Recoating |
Acrylate or custom |
|
Pulling Strength |
> 100 |
kpsi |
50 / 100 GHz DWDM Gratings(Intensive wavelength reuse raster)
Karakteristika:
· Near-square reflex spectral response
· 50 GHz wala 100 GHz channel interval
· High center wavelength precision
· Low channel interference
· Low insertion loss
· Non-hot packing
· Kɔl kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ kɛnɛ
Parameters ye kɔrɔ:
|
50 GHz |
100 GHz |
|
|
Center Wavelength and Accuracy |
on ITU grid offset < ± 0.05 nm* |
|
||
Cladding Mode Loss |
< 0.5 |
dB |
||
Reflection |
> 99.9 |
% |
||
Bandwidth |
50 |
100 |
GHz |
|
|
0.5 dB Reflection Bandwidth |
> 0.2 |
> 0.3 |
nm |
|
30 dB Transmission Bandwidth |
> 0.1 |
> 0.15 |
nm |
Adjacent Channel Crosstalk |
< - 25** |
< - 30 |
dB |
|
Non-adjacent Channel Crosstalk |
< - 30 |
< - 30 |
dB |
|
Insertion Loss |
> 0.2 |
dB |
||
Thermal Sensitivity |
< 0.5 |
pm/°C |
||
Operational Temperature Range |
0 - 70 |
°C |
||
Fiber |
SMF-28 compatible |
|
||
Package Dimensions |
6.4 mm f × 55 mm L |
mm |
* |
With package only |
** |
50 GHz gratings with adjacent channel crosstalk < -30 dB can be supplied on request |