Fiber optic, photonic & electronic test & measurement
Shinkosha
Single-Stage Fiber Isolator, 1178 nm, 3 W
Single-stage in-line fiber isolator centred on 1178 nm, rated to 3 W input power.
Technical overview
A 1178 nm variant listed in Shinkosha's outline specification table, in the 60 x 22 x 17.7 mm package. Fiber options are HI1060 (SMF) and SM98P (PMF), with LMA fiber from 8 to 20 um supported. Loss and isolation figures are not published 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)
- LMA fiber applicable (8 to 20 um)
Specifications
| Parameter | Value |
|---|---|
| Isolator configuration | Single |
| Wavelength | 1178 nm |
| Input power | 3 W |
| Fiber (SMF) | HI1060 |
| Fiber (PMF) | SM98P |
| External dimensions | 60x22x17.7 mm |
| LMA fiber compatibility | Applicable, 8 to 20 um |
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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