Optical Fiber Filter 1973nm 1nm Band Pass Filter

Product Details
Customization: Available
Type: Fiber Optic Splitter&Coupler
Wiring Devices: Integrated Wiring
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  • Optical Fiber Filter 1973nm 1nm Band Pass Filter
  • Optical Fiber Filter 1973nm 1nm Band Pass Filter
  • Optical Fiber Filter 1973nm 1nm Band Pass Filter
  • Optical Fiber Filter 1973nm 1nm Band Pass Filter
  • Optical Fiber Filter 1973nm 1nm Band Pass Filter
  • Optical Fiber Filter 1973nm 1nm Band Pass Filter
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  • Overview
  • Product Description
  • Package Dimensions
  • Detailed Photos
  • Company Profile
  • Our Advantages
  • Packaging & Shipping
  • FAQ
Overview

Basic Info.

Model NO.
Filter Coupler
Certification
CE, ISO, RoHS
Condition
New
Center Wavelength Tolerance
±0.1nm
Pass Wavelength Range
1972.5~1973.5nm
Pass Wavelength Range Tolerance
1±0.2nm
Stop Wavelength Range
1800~1960 and 1986~2100nm
Pass Insertion Loss
≤0.8dB
Stop Band Isolation
≥30dB
Per for Pm Fiber Version
≥20dB
Pdl for SMF Fiber Version
≤0.2dB
Return Loss
≥50dB
Max Power Handling (Cw)
500MW
Fiber Type
SMF-28e, Sm1950, Pm1550, Pm1950
Operating Temperature
-0 ~ +70ºC
Storage Temperature
-40 ~ +85ºC
Dimensions
φ5.5×l35mm
Transport Package
Bag Packing Separately
Specification
1973nm
Trademark
kernstech
Origin
China
HS Code
8544700000
Production Capacity
500000pieces/Year

Product Description

 Optical Fiber Filter 1973nm 1nm Band Pass Filter

Product Description

A "1973nm 1nm Band Pass Filter" is an optical filter that only allows light with a wavelength precisely around 1973 nanometers to pass through, while blocking all other wavelengths, with a very narrow transmission window of just 1 nanometer wide; essentially, it acts like a very specific "color" filter for infrared light. 

Features

  • Low Insertion Loss
  • High Return Loss
  • High Extinction Ratio
  • High Stability & Reliability

Applications

  • Erbium-Doped Fiber Amplifier & Raman Fiber Amplifier
  • Fiber Optic Instruments
  • Fiber Sensors

Specifications

Parameters Unit Values
Center Wavelength nm 1973 
Center Wavelength Tolerance nm ±0.1
Pass Wavelength Range nm 1972.5~1973.5
Pass Wavelength Range tolerance nm 1±0.2
Stop Wavelength Range nm 1800~1960 and 1986~2100
Pass Insertion Loss dB 0.8
Stop Band Isolation dB 30
PER for PM fiber version dB 20
PDL for SMF fiber version dB ≤0.2
Return Loss dB 50
Max Power Handling (CW) mW 500 
Fiber Type   SMF-28e, SM1950, PM1550, PM1950
Operating Temperature ºC -0 ~ +70
Storage Temperature ºC -40 ~ +85
Dimensions mm φ5.5×L35

Note:For device with connector, the power handling is only 1W,IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. The default connector key is aligned to slow axis.

Package Dimensions

 

Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
 

Detailed Photos

Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter

 

Company Profile

Shenzhen Kerns Tech Co., Ltd. is a Hi-Tech enterprise having its own brand and specializing in R&D, manufacture and sales of fiber optical communications equipment.

The main products of Kerns Tech include optical combiner, isolator, circulator, optical devices, fiber optic patch cord, connector, adapter, optical coupler, attenuator, optic media converter, optic splice closure, optic terminal box, ODF etc, which are widely used in laser equipment, fiber optic equipment, laboratory research, instruments, telecommunications, broadband, broadcast, CATV and network industry.

All the products acquired the approval of the Network Access License for Telecommunication Equipment Ministry of Information Industry, PRC, ISO9001, UL and CE standard, which ensure the reliability and make them sold very well not only in the domestic market but also the overseas market.

Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter

 

Our Advantages

Optical Fiber Filter 1973nm 1nm Band Pass Filter
Beam Combiners
Utilizing unique fiber drawing and packaging technology to achieve pump efficiency of over 93%, supporting various fibers and packaging sizes to meet customized needs.

Couplers / Splitters
Offering low insertion loss and high directivity coupling solutions, supporting stable operation of optical communication systems and optical testing systems.

Isolators
Particularly suitable for test instruments, Raman fiber lasers, ultrafast fiber lasers, etc., characterized by low insertion loss, high return loss, and high isolation.

 

Packaging & Shipping

 
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter
Optical Fiber Filter 1973nm 1nm Band Pass Filter

FAQ

 

Q1: What is the warranty?
A1: Our products typically come with a one-year warranty. During the warranty period, if the product fails due to manufacturing defects or material issues, we will provide repair or replacement services free of charge. The warranty does not cover damage caused by misuse, mishandling, or failure to follow the operating instructions.

Q2: What is the packaging?
A2: Our products are packaged with professional shockproof and protective materials to ensure they are not damaged during transportation. Typically, the packaging includes anti-static bags, foam padding, and sturdy cardboard boxes for multiple layers of protection. For special products, we can also provide customized packaging according to customer requirements.

Q3: How do I know if this product is exactly what I need?
A3: Before purchasing, you can determine if the product meets your needs through the following ways:

  • Product Manual: Carefully read the product manual and technical specifications.
  • Technical Support Consultation: Contact our technical support team with your specific application requirements, and we will recommend suitable products for you.
  • Sample Testing: For bulk purchases, we can provide samples for you to test and evaluate.
  • Customer Reviews: Check other customers' reviews and feedback.

Q4: How do you maintain quality?
A4: We ensure product quality through the following methods:

  • Strict Raw Material Selection: Only select high-quality raw material suppliers.
  • Advanced Production Equipment: Use modern, precise production equipment and technology.
  • Quality Control System: Establish a comprehensive quality control system, with strict quality inspections at each stage from raw material intake to product dispatch.
  • Professional Team: Employ experienced engineers and technicians responsible for production and quality management.
  • Continuous Improvement: Continuously collect customer feedback to improve product design and manufacturing processes, enhancing product performance and reliability.
Q5. Could I use our own logo and label?
A5: Yes,we could provide a OEM service and make the products with your own label.

Q6: Do you have other fiber optic products?
A6: Yes, we also manufacture combiner,isolator, patch cord, WDM, attenuator, connector, etc. Please contact us or click following link to visit our Made in China website.


Q7. Can I have a sample order?What is your MOQ?  
A7:Yes, we welcome sample order to test and check quality. We do not have MOQ,1 sample is available.

 

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