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Fiber Optics
Polarization Control
Fiber Isolators & Circulators

Fiber Isolators & Circulators (Type of the Device: Circulator)

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Polarization Maintaining (PM) Fiber Optic Circulator (780nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (Fast Axis Block) (1→2, Or 2→3):	1.8 dB
Package Size:	OD24 x L65 mm
Extinction Ratio Min.:	20 dB
Return Loss Min:	45 dB
Directivity (1→3, Or 3→1):	40 dB

Single-Mode 3-port Fiber Optical Circulator (1310nm | 1480nm | 1550nm | 1590nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (23℃, All SOP) (1→2, Or 2→3):	0.8 dB
Return Loss Min.:	55 dB
Directivity (1→3, Or 3→1) Min.:	55 dB
Fiber Length:	1-3 m
Operating Temperature:	-5 to +70 ℃

1064nm High Power Free Space 5mm Faraday Optical Rotator

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Sold by: CSRayzer Optical Technology Ships from: China

Specifications
Transmission @λc:	≥98 %
Damage Threshold:	10 w
Rotation Angle @λc:	45±1 °
Clear Aperture:	5 or Specify mm

1064nm TGG Based Optical Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Operating Wavelength Range:	±10 nm
Typ. Peak Isolation:	30 dB
Typ. Insertion Loss, 23°C:	1.0 dB
Max. Insertion Loss, 23°C:	1.4 dB
Min. Return Loss:	45 dB

850nm TGG Based Optical Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Operating Wavelength Range:	±10 nm
Typical Peak Isolation:	26 dB
Min. Isolation, λc, 23°C:	22 dB
Max. Insertion Loss, 23°C:	1.5 dB
Min. Return Loss:	45 dB

Fiber Optic Circulators

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Sold by: OZ Optics Ships from: Canada

Specifications
Type Of The Device:	Circulator
Operating Wavelength:	780 nm
Max Power:	0.25 W
Min Isolation:	Not Specified
Extinction Ratio:	20, 25, 30 dB

1310nm and 1550nm 4 Port Polarization Insensitive Optical Circulator

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Sold by: DK Photonics Ships from: China

980nm TGG Based Optical Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Operating Wavelength Range:	±10 nm
Typical Peak Isolation:	25 dB
Min. Isolation, λc, 23°C:	22 dB
Max. Insertion Loss, 23°C:	1.5 dB
Min. Return Loss:	45 dB

C+L Band 3-Port Polarization Insensitive Optical Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Operating Wavelength Range:	Operating Wavelength Range nm
Typ. Isolation At 23℃:	50 dB
Typ. Insertion Loss At 23℃:	0.9 dB
Max. Insertion Loss At 23℃:	1.1 dB
Min. Cross Talk (Port 1->Port 3):	45 dB

1310nm and 1550nm 3 Port Polarization Insensitive Optical Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Grade:	P Grade/A Grade
Operating Wavelength Range:	± 30 nm
Min. Isolation At 23℃:	40 dB
Typ. Isolation At 23℃:	50 dB
Typ. Insertion Loss At 23℃:	0.6/0.8 dB

Ascentta Single Mode Polarization Insensitive Fiber Optic Circulator (532nm, 633nm, 785nm, 850nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (All SOP) Max.:	1.8 dB
Return Loss:	45 dB
Directivity (1→3, Or 3→1):	40 dB
Operating Temperature:	+10 to +50 °C
Storage Temperature:	0 to +60 °C

Ascentta Polarization Maintaining (PM) Fiber Circulator (405nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (Fast Axis Block) (1→2, Or 2→3):	2.0 dB
Extinction Ratio Min.:	16 dB
Return Loss Min.:	45 dB
Directivity (1→3, Or 3→1) Min.:	45 dB
Fiber Type:	PMS405XP

Ascentta Polarization Dependent Free Space Circulator (532nm 635nm 780nm 850nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (23℃, All SOP*) (1→2, Or 2→3) Max:	0.6 dB
Extinction Ratio Min.:	28 dB
Directivity (1→3, Or 3→1) Min.:	30 dB
Clear Aperture:	1.8 mm
Operation Temperature:	+10 to +50 °C

Ascentta Single Mode Polarization Insensitive Optical Circulator (635nm or 532nm, 780nm, 850nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (All SOP) (1→2, Or 2→3) Max.:	1.5 to 2.5 (wavelength dependent) dB
Return Loss Min.:	45 dB
Directivity (1→3, Or 3→1) Min.:	40 dB
Operating Temperature:	+10 to +50 °C
Storage Temperature:	0 to +60 °C

4-channel Circulator Array

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (fast Axis Blocked) (max):	1.8 to 2.5 (wavelength dependent) dB
Return Loss (min):	45 dB
Directivity (1→3, Or 3→1):	45 dB
Package Dimension (cylinder):	Φ24x90L mm

Ascentta High Directivity Ultra-broadband 3-port Optical Circulator

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Sold by: Ascentta Ships from: United States

Specifications
Operative Wavelength:	1290nm to 1620nm
Max Directivity:	72.5dB
Return Loss:	70dB
Insertion Loss (1 To 2, 2 To 3):	2.5dB

Polarization-Maintaining Fiber Optical Circulator

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Sold by: Lfiber Optic Limited Ships from: China

Specifications
Port Type:	3 Port, 4 Port
Connector:	None, FC/UPC, FC/APC, SC/UPC, SC/APC, LC/UPC, LC/APC
Min. Extinction Ratio At 23℃ (dB):	22 (default), 28
Fiber Type:	PM980, PM1550, PM1310

Polarization Insensitive Mini Fiber Circulator

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Sold by: GKER Photonics Ships from: China

Specifications
Center Wavelength (λc):	1310, 1550 nm
Operating Wavelength Range:	λc ± 20 nm
Typ. Insertion Loss:	0.7 dB
Max. Insertion Loss:	0.8 dB
Min. Isolation, 23 ℃:	45 dB

Ascentta Polarization Maintaining (PM) Fiber Optical Circulator (980nm, 1030nm, 1060nm or custom)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (Fast Axis Block) (1→2, Or 2→3) Max.:	1.5 dB
Return Loss:	45 dB
Extinction Ratio:	20 dB
Directivity (1→3, Or 3→1):	40 dB
Operating Temperature:	+10 to +50 dB

Ascentta Polarization Maintaining Fiber Circulator (850nm)

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Sold by: Ascentta Ships from: United States

Specifications
Insertion Loss (Fast Axis Block) (1→2, Or 2→3) Max.:	1.8 dB
Extinction Ratio Min.:	20 dB
Return Loss Min.:	45 dB
Directivity (1→3, Or 3→1) Min.:	40 dB
Fiber Length:	3.0 m

Ascentta Polarization Maintaining (PM) Fiber Circulator (1310nm | 1480nm | 1550nm | 1590nm)

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Sold by: Ascentta Ships from: United States

Specifications
Bandwidth:	+-20 nm
Extinction Ratio (Min):
Directivity (Min):
Insertion Loss (1→2, Or 2→3):	0.8 dB
Return Loss (Min.):	50 dB

980nm/1030nm/1064nm High Power Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Operating Wavelength Range:	±10 nm
Typ. Peak Isolation:	25 dB
Typ. Insertion Loss, 23 ℃:	1.3 dB
Max. Insertion Loss, 23 ℃:	1.5 dB
Max. PDL(for SM Fiber):	0.15 dB

1064nm High Power Polarization Insensitive Circulator

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Sold by: DK Photonics Ships from: China

1064nm TGG Based PM Optical Circulator

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Sold by: DK Photonics Ships from: China

Specifications
Operating Wavelength Range:	±10 nm
Typ. Peak Isolation:	30 dB
Min. Isolation, λc, 23 ℃:	25 dB
Typ. Insertion Loss, 23 ℃:	1.0 dB
Max. Insertion Loss, 23 ℃:	1.4 dB

On FindLight marketplace you will find 56 different Fiber Isolators & Circulators (Type of the Device: Circulator) from top global suppliers. Compare features, request pricing, and connect instantly with manufacturers — no registration required.