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Thorlabs BSW20 Thorlabs BSW20 — Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 250 - 450 nm, t = 5 mm
Reference imageConfirm configuration by manufacturer part number.

Thorlabs

BSW20

Thorlabs BSW20 — Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 250 - 450 nm, t = 5 mm

The Thorlabs BSW20 is a Ø1" 50:50 UVFS Plate Beamsplitter featuring a coating for 250 to 450 nm and a thickness of 5 mm, with an individual package weight of 0.09 lbs. This optic was released on May 4, 2009, with its current lifecycle status available via manufacturer documentation. Submit the exact part number, quantity, and application requirements to receive a formal quotation.

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Why 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
BSW20
Product series
Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 250 - 450 nm, t = 5 mm
Data verification
Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to BSW20.
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
Ø1" 50:50 UVFS Plate Beamsplitter, Coating: 250 - 450 nm, t = 5 mm
Lifecycle Status
Refer to current manufacturer documentation
Release Date
May 4, 2009
Package Weight
0.09 lbs Each

Engineering context

Identification and RFQ Guidance

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.

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 BSW20. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.