Features

􀁺; Low insertion loss & high isolation

􀁺; Optical path epoxy free

􀁺; Compact size

􀁺; RoHS compliant

Applications

􀁺; Fiber optic lasers

􀁺; Optical transmitters & transceivers

Specifications

Parameter Specification Unit

Center Wavelength (λc) 1310/1550 or CWDM wavelength nm

Single/Dual Stage Single Stage Dual Stage

Isolation Min 35 (Typ 40) 55 (Typ 60) dB

Insertion Loss Max 0.3 (Typ 0.18) 0.5 (Typ 0.3) dB

Clear Aperture Typ ∅;0.9 ∅;0.9 mm

Maximum Power Handling 300 mW

1. All values tested at λc & 23°C.

Order Information

FSI – A – B – C – D

A Single/Dual Stage S: Single stage

D: Dual stage

B Center Wavelength 31: 1310nm 55: 1550nm

47: 1470nm 49: 1490nm ……

C Packaging Type 1: Optical path epoxy free

D Size (mm)

1: 2.5*2.15*1.8 2: 2.5*2.15*2.0

3: 2.5*2.15*2.6 4: 2.5*2.15*3.0

5: ∅;2.5*2.1 6: ∅;2.99*3.0 7: ∅;2.5*2.0

8: ∅;2.5*1.8 9: ∅;2.5*2.6 10: ∅;2.5*3.0

11: ∅;2.5*1.4 12: ∅;2.99*1.4

13: ∅;2.5*1.1 14: ∅;2.99*1.1

X: Customized

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