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
ACL2520-B
Thorlabs ACL2520-B — Aspheric Condenser Lens, Ø25 mm, f=20 mm, numerical aperture=0.543, ARC: 650-1050 nm
The Thorlabs ACL2520-B is an aspheric condenser lens featuring a 25 mm diameter, 20 mm focal length, and a 0.543 numerical aperture, coated with an antireflective range of 650 to 1050 nm. Released on December 2, 2009, this component was discontinued on July 13, 2015, and officially replaced by the ACL2520U-B model. Submit the exact part number, quantity, and application requirements to request a quote for remaining inventory.
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
- ACL2520-B
- Product series
- Aspheric Condenser Lens, Ø25 mm, f=20 mm, numerical aperture=0.543, ARC: 650-1050 nm
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to ACL2520-B.
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
- Aspheric Condenser Lens, Ø25 mm, f=20 mm, numerical aperture=0.543, ARC: 650-1050 nm
- Lifecycle Status
- Discontinued
- This item has been replaced by ACL2520U-B .
- View its last web presentation.
- Last Web Presentation
- Open
- Release Date
- December 2, 2009
- Discontinued Date
- July 13, 2015
- Official Replacement Model
- ACL2520U-B
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 ACL2520-B. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.