Etalon Etalons
In transmission mode, etalons exhibit a series of transmission peaks with periodic frequency spacing and are commonly used for wavelength locking in telecommunications. Key characteristics are free spectral range (FSR), the frequency interval between peaks, and finesse, which largely determines peak shape. An etalon filter generally comprises a spacer between two reflective stacks.
Specification Snapshot
材料
Fused Silica
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Overview
In transmission mode, etalons exhibit a series of transmission peaks with periodic frequency spacing and are commonly used for wavelength locking in telecommunications. Key characteristics are free spectral range (FSR), the frequency interval between peaks, and finesse, which largely determines peak shape. An etalon filter generally comprises a spacer between two reflective stacks.
Specifications
| Parameter | Value |
|---|---|
| 自由光谱范围 | 10~2000 GHz |
| 材料 | Fused Silica |
| 平行度 [@633nm] | λ/100 @633nm |
| 平坦度 [@633nm] | λ/200 @633nm |
| 镀膜波长范围 | 350~2000 nm |
| 孔径 | OD: 1~10 |
| 最大插入损耗 | ≤1.0 dB |
| 储存温度范围 | -40~+85 °C |
Applications
Optical filtering; Optical communication; Optical sensing; Medical and biotechnology applications; Industrial applications
Key Features
High wavelength selectivity; high transmittance; low insertion loss; high stability and reliability; tunability; compact design.
Datasheet
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Supplier Information
Etern Optoelectronics, founded in 2002, is a key deployment of Yongding Group in the optical device field. With subsidiaries in Shanghai, Suzhou, Wuhan, Chengdu, etc., it is a manufacturer specializing in R&D, production, and sales of optical passive chips and devices, laser chips, optical transceivers, and subsystems, forming an integrated platform with a full optical device industrial chain. Through continuous independent innovation, it has mastered technologies such as optical coating, planar lightwave circuits, semiconductor material growth and processing, producing WDM filters, AWG chips, and laser chips. It provides comprehensive solutions for OTN, 5G bearer networks, and data center markets. Emphasizing product compliance and quality, it has established an international standardized quality assurance system, leading in the global WDM market. With sales and service centers in Europe and America, it aims to continually create maximum value for customers.
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