Variable Optical Delay Line

The Optical Delay Line could be adjusted by manual lead screw or servo motor. Low insertion loss and high reliability make this device ideal for integration in optical coherence tomography system.

Name	Model	Description	Parameter	Price
1064nm PM Variable Optical Delay Line [PDF] [RFQ]	PMVDL-06-2-L-1 Stock NO.: A80150672	Operating Wavelength 1064±40nm; Optical Delay Range 0～530ps; Max.Optical Power (CW) 300mW; 900um Loose Tube; Fiber Length 1m; PM Panda Fiber; FC/APC	Operation Wavelength: 1060 ± 40nm Connector: FC/APC Lead Time: 3-4 weeks	[Please inquire] Call us
1064nm SM Variable Optical Delay Line [PDF] [RFQ]	VDL-06-2-L-1 Stock NO.: A80150671	Operating Wavelength 1064±40nm; Optical Delay Range 0～530ps; Max.Optical Power (CW) 300mW; 900um Loose Tube; Fiber Length 1m; SM Fiber; FC/APC	Operation Wavelength: 1060 ± 40nm Connector: FC/APC Lead Time: 3-4 weeks	[Please inquire] Call us
850nm PM Variable Optical Delay Line [PDF] [RFQ]	PMVDL-85-2-L-1 Stock NO.: A80150670	Operating Wavelength 850±40nm; Optical Delay Range 0～530ps; Max.Optical Power (CW) 300mW; 900um Loose Tube; Fiber Length 1m; PM Panda Fiber; FC/APC	Operation Wavelength: 850 ± 40nm Connector: FC/APC Lead Time: 3-4 weeks	[Please inquire] Call us
850nm SM Variable Optical Delay Line [PDF] [RFQ]	VDL-85-2-L-1 Stock NO.: A80150669	Operating Wavelength 850±40nm; Optical Delay Range 0～530ps; Max.Optical Power (CW) 300mW; 900um Loose Tube; Fiber Length 1m; SM Fiber; FC/APC	Operation Wavelength: 850 ± 40nm Connector: FC/APC Lead Time: 3-4 weeks	[Please inquire] Call us

Parameter

Features

● Low Insertion Loss

● High Extinction Ratio

● Excellent Environmental Stability

Specifications

Parameters		Unit	Values
Center Wavelength		nm	850, 1064, 1310 or 1550
Operating Wavelength Range		nm	±40
Optical Delay Range		ps	0 ~ 530
Zero Point Delay Offset**		ps	170
Readout Scale Resolution		mm	1.0
Max. Insertion Loss @λc		dB	1.5
Max. Insertion Loss Variation		dB	0.5
Min. Extinction Ratio (Only for PM Fiber)		dB	20
Max. PDL (Only for SM Fiber)		dB	0.1
Min. Return Loss		dB	50
Max. Optical Power (CW)		mW	300
Fiber Type	VDL	-	SM Fiber
	PMVDL	-	PM Panda Fiber
Operating Temperature		℃	0 to+40 (No Condensing)
Storage Temperature		℃	0 to +85 (No Condensing)

Note:

*Above specifications are for device without connector.

*For devices with connectors, IL will be 0.3dB higher (0.5dB higher for 1064nm), ER will be 2dB lower, and RL will be 5dB lower.

*The PM fiber and the connector key are aligned to the slow axis.

**Absolute delay at 0ps setting measured to the edge of the enclosure (excluding caps, boots, and Pigtails).

Package Size

Application

● Fiber Optics Components

● Medical Treatment

● Optical Coherence Tomography (OCT) Systems

Ordering Info

VDL-①①-②②-③③-④ PMVDL-①①-②②-③③-④
①①: Center Wavelength	②②: Connector Type	③③: Fiber Jacket Type	④: Fiber
85 - 0850nm	1 - FC/UPC	B - 250um Bare Fiber	Length 1 - 1.0m
06 - 1064nm	2 - FC/APC	L - 900um Loose Tube	S - Specify
31 - 1310m	3 - SC/UPC	S - Specify
55 - 1550nm	4 - SC/APC
SS - Specify	N - None S - Specify

Variable Optical Delay Line

Product model

Parameter

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