Page 2 - Fiber Bragg Grating

Athermal Packaged FBG is a method of compensating the temperature coefficient of fiber grating with a negative temperature coefficient packaging sleeve. It uses a material that does not have a negative temperature coefficient. The encapsulation sleeve can just fully compensate the wavelength drift caused by the temperature change of ...

Specifications

Center Wavelength Range: 1460-1610nm
FBG Length: 1 mm, 15 mm, 10 mm, 5 mm, 3 mm
Reflectivity: 3 - 90%
Bandwidth (FWHM): >0.2 nm
Insertion Loss: <0.2 dB
The tunable fiber gratings are based on our innovative patented tuning technology that utilizes pure compressive strain tuning to achieve a large wavelength tuning range.The fiber grating tuner is designed to tune the wavelength of various types of fiber grating including fiber Bragg grating, phase-shifted fiber grating, or long ...

Specifications

Center Wavelength Range: 1060-2000nm
FBG Length: Custom
Reflectivity: 30 - 99%
Wavelength Tuning Range:: >20 nm ~ 50nm
50G Fiber Bragg Gratings Filter
Broptics Technology Inc
When the channel spacing getting narrower, FBG filter gains its advantages of precise center wavelength position and channel extraction capability. Broptics makes 50G FBG filter specifically for high demanding Dense WDM and Optical Add/Drop Multiplexer applications. While Thin Film filter is technically uneasy to meet 50G filter ...

Specifications

Center Wavelength Range: 1532-1536nm
FBG Length: Not Specified
Reflectivity: 3 - 90%
Gain Flattening Filter
Broptics Technology Inc
The gain flattening filter (GFF), or gain equalizer (GEQ), is used to compensate for the uneven gain amplification at different DWDM channel by Er-doped fiber amplifier (EDFA). Broptics develops two fiber grating technologies to achieve best price/performance value for customers.Chirped Fiber Bragg Gratings (CFBG)Chirped gratings is ...

Specifications

Center Wavelength Range: 1525-1565nm
FBG Length: Custom
Reflectivity: Not Specified
Tunable FBG is a good solution for many applications including where corrected central Bragg wavelength is necessary. Central wavelength of FBG strongly depends on applied stresses. The mechanics induced strain to the FBG shifting linearly its central wavelength. Relative strain sensitivity of FBGs wavelength is 0.78 10-6 ...

Specifications

Center Wavelength Range: 600-2300nm
FBG Length: Custom
Reflectivity: Not Specified
SLSR, DB: › 8
Types Of Fiber: Single-Mode, PM, Double clad, LMA
Fiber Bragg Gratings are sensitive to changes in temperature. Their thermo sensitivity is about 6.7 ppm/ ⁰K (+0.11 pm/ ⁰K at wavelength 1550 nm).

Specifications

Center Wavelength Range: 600-2300nm
FBG Length: Custom
Reflectivity: Not Specified
Types Of Fiber: Single-Mode, PM, Double clad, LMA
Thermal Wavelength Stability (0 ÷ +70 ֩C), Nm: < 0.16
The Wavelength Locker FBGs are used as external reflectors for laser diodes. It is easy to stabilize wavelength generation of pump semiconductor lasers and single frequency lasers by using such FBGs. Low reflection gratings with FWHM 0.3 ÷ 0.8 nm and reflectivity 2 ÷ 5 % are ideal for pump power lasers stabilization. ...

Specifications

Center Wavelength Range: 400-2300nm
FBG Length: Custom
Reflectivity: 3 - 90%
FBG Recoating: None, Acrilate, Polyimide, Aluminium, Copper
Types Of Fiber: Single-Mode, PM, Double clad
Femtosecond FBGs can be made into all optical transparent fiber materials with a broad range of fiber coatings without stripping the coating from fiber and without the need of recoating in future.

Specifications

Center Wavelength Range: 400-2300nm
FBG Length: Custom
Reflectivity: Not Specified
Reflectivity, %: 0.01 ÷ 95
SLSR, DB: ‹ 8 ÷ 25
The apodized FBGs have special profile of induced refractive index modulation and grating strength along the grating length. Therefore, side lobes level becomes smaller in compared to ordinary gratings. There are a lot of apodization profiles which lead to the optimization of various FBG parameters such as strength, FWHM, SLSR, the ...

Specifications

Center Wavelength Range: 633-2300nm
FBG Length: Custom
Reflectivity: Not Specified
Reflectivity, %: 5 ÷99
Chirp Rate, Nm/cm: 0.01 ÷ 25
Fiber Bragg Gratings have many applications in optical communication, laser technique and sensing systems. The FBGs are widely used like in-fiber mirrors or optical filters with narrow band optical spectrum. FBGs can be used like a sensitive element for strain and temperature measuring.

Specifications

Center Wavelength Range: 600-2300nm
FBG Length: Custom
Reflectivity: Not Specified
Reflectivity, % (Low-reflection(LR)): 5 ÷ 40
Reflectivity, % (High-reflection(HR)): › 99
Fiber Bragg Gratings have many applications in optical communication, laser technique and sensing systems. The FBGs are widely used in-fiber mirrors and optical filters with narrow band optical spectrum. FBGs can be used as a sensitive element for strain and temperature measurements.

Specifications

Center Wavelength Range: 600-2300nm
FBG Length: Custom
Reflectivity: Not Specified
SLSR, DB : ‹ 8 ÷ 25
Reflectivity, %: 50 ÷ 99
Fiber Bragg Gratings have many applications in optical communication, laser technique and sensing systems. The FBGs are widely used in-fiber mirrors or optical filters with narrow band optical spectrum. FBGs can be used like a sensitive element for strain and temperature measuring.

Specifications

Center Wavelength Range: 600-2300nm
FBG Length: Not Specified
Reflectivity: >90%
Reflectivity, %: 0.5 ÷ 99.9
Bandwidth (WFHM), Nm: 0.1 ÷ 1.2
Highly efficiently multicascaded Raman lasers based on phosphosilicate fibers can be created at different wavelength. Raman shift by 1330 cm-1 in opposite to Ge-doped fibers is approximately three times larger.  Output emission spectrum of two-cascade 1.48 µm Raman fiber laser is presented in the graph.

Specifications

Center Wavelength Range: 1240-1484nm
FBG Length: Not Specified
Reflectivity: >90%
Wavelength Range, Nm: 1240,1270,1484
Types Of Fiber: Single-Mode, PM, Double clad, LMA
The Tilted FBG has an angle between wave vector of the grating and fiber axis. Therefore cladding modes resonances peaks become more intensive compared to ordinary gratings. TFBG cladding modes resonances wavelength are highly sensitive to the refractive index of the medium outside the fiber cladding. TFBGs are useful in sensing ...

Specifications

Center Wavelength Range: 600-2300nm
FBG Length: Custom
Reflectivity: >90%
Tilt Angle, °: 1 ÷ 45
Reflectivity, %: 5 ÷ 99
Standard Phase shifted FBG
Advanced Optics Solutions
Phase shifted Fiber Bragg gratings show a very narrow transmission band within its reflection bandwidth. Using special structures, even multiple transmission bands are possible. The phase shifted FBGs can be applied to an athermal setup or a temperature stabilization, as well as to a tuning setup.

Specifications

Center Wavelength Range: 1280-1620nm
FBG Length: Custom
Reflectivity: >90%, >70%, >50%, >30%, >20%
Premium Phase shifted FBG
Advanced Optics Solutions
Phase shifted Fiber Bragg gratings show a very narrow transmission band within its reflection bandwidth. Using special structures, even multiple transmission bands are possible. The phase shifted FBGs can be applied to an athermal setup or a temperature stabilization, as well as to a tuning setup.

Specifications

Center Wavelength Range: 800-1620nm
FBG Length: Custom
Reflectivity: >90%, >70%, >50%, >30%, >20%
Standard Broad Band Filter FBG
Advanced Optics Solutions
Using the technique of \"chirped\" (linear variation of the period within the FBG structure) Fiber Bragg gratings, we are able to provide FBGs with a very broad bandwidth and with a high rejection. We can provide a wide range of center wavelengths, bandwidths, and reflectivities.

Specifications

Center Wavelength Range: 1535-1565nm
FBG Length: Custom
Reflectivity: >90%, >70%, >50%, >30%, >20%
Premium Broad Band Filter FBG
Advanced Optics Solutions
Using the technique of \"chirped\" (linear variation of the period within the FBG structure) Fiber Bragg gratings, we are able to provide FBGs with a very broad bandwidth and with a high rejection. We can provide a wide range of center wavelengths, bandwidths, and reflectivities.

Specifications

Center Wavelength Range: 800-1620nm
FBG Length: Custom
Reflectivity: >90%, >70%, >50%, >30%, >20%
Standard FBG for DWDM Application
Advanced Optics Solutions
Fiber Bragg gratings are compo- nents for a wide range of applica- tions in optical communications. The FBGs act there as in-fiber narrow band filters. Bragg gratings are imprinted into an optical fiber by a holographic process. They can be produced with standard single mode fiber as well as with special fibers, i. e. radiation mode ...

Specifications

Center Wavelength Range: 1280-1620nm
FBG Length: Custom
Reflectivity: >90%, >70%, >50%, >30%, >20%
Premium FBG for DWDM Application
Advanced Optics Solutions
Fiber Bragg gratings are compo- nents for a wide range of applica- tions in optical communications. The FBGs act there as in-fiber narrow band filters. Bragg gratings are imprinted into an optical fiber by a holographic process. They can be produced with standard single mode fiber as well as with special fibers, i. e. radiation mode ...

Specifications

Center Wavelength Range: 800-1620nm
FBG Length: Custom
Reflectivity: >90%, >70%, >50%, >30%, >20%