Fiber optic, photonic & electronic test & measurement
Shinkosha
Dual-Stage Fiber Isolator, 1310-1620 nm, 0.3-3 W
Dual-stage telecom-band fiber isolator covering 1310-1620 nm at 0.3 to 3 W input power.
Technical overview
A cylindrical dual-stage isolator, 5 mm in diameter and 40 mm long, covering the telecom O- through L-bands. It is supplied on SMF-28 single-mode fiber or SM15P polarisation-maintaining fiber. Shinkosha publishes only wavelength, power, fiber and dimensions for this configuration.
Features
- Suppresses laser power fluctuation, frequency fluctuation, modulation bandwidth limitation and LD destruction
- High-power isolator developed for fiber lasers
- Available for Yb and Er fiber lasers (1064 nm and 1550 nm bands)
Specifications
| Parameter | Value |
|---|---|
| Isolator configuration | Dual |
| Wavelength | 1310-1620 nm |
| Input power | 0.3-3 W |
| Fiber (SMF) | SMF-28 |
| Fiber (PMF) | SM15P |
| External dimensions | phi 5 x 40 mm |
Source: https://www.shinkosha.com/english/product/isolator/ · retrieved 2026-08-25
Specifications are reproduced from the manufacturer's own published material on the date shown and are subject to change. Confirm at order.
Applications
- Yb fiber lasers (1064 nm band)
- Er fiber lasers (1550 nm band)
- Fiber laser output stabilisation
- Protecting the pump or seed laser diode from back-reflected light
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