Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
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Thorlabs
BFYL4LF01
Thorlabs BFYL4LF01 — Bifurcated Fiber Bundle, Ø400 µm Core, 0.39 numerical aperture, FC/PC to Ø1.25 mm Ferrules, 1 m Long
The Thorlabs BFYL4LF01 is a bifurcated fiber bundle featuring a Ø400 µm core and a 0.39 numerical aperture. This 1 m long assembly is terminated with an FC/PC connector on one end and Ø1.25 mm ferrules on the bifurcated ends, with each unit weighing 0.02 lbs. Please submit the exact part number, quantity, and application requirements to receive a formal quotation.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Thorlabs references — within one business day.
- Manufacturer
- Thorlabs
- Part number
- BFYL4LF01
- Product series
- Bifurcated Fiber Bundle, Ø400 µm Core, 0.39 numerical aperture, FC/PC to Ø1.25 mm Ferrules, 1 m Long
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to BFYL4LF01.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Product Name
- Bifurcated Fiber Bundle, Ø400 µm Core, 0.39 numerical aperture, FC/PC to Ø1.25 mm Ferrules, 1 m Long
- Lifecycle Status
- Refer to current manufacturer documentation
- Release Date
- August 4, 2017
- Package Weight
- 0.02 lbs Each
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Thorlabs BFYL4LF01. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.