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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Reference imageConfirm configuration by manufacturer part number.
Thorlabs
354340
Thorlabs 354340 — f= 4.0 mm, numerical aperture = 0.64, WD = 1.5 mm, DW = 685 nm, Unmounted Aspheric Lens, Uncoated
Thorlabs 354340 is the exact manufacturer part number for f= 4.0 mm, numerical aperture = 0.64, WD = 1.5 mm, DW = 685 nm, Unmounted Aspheric Lens, Uncoated. Submit the exact part number, quantity, destination, and application details for an RFQ.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Thorlabs
- Part number
- 354340
- Product series
- f= 4.0 mm, numerical aperture = 0.64, WD = 1.5 mm, DW = 685 nm, Unmounted Aspheric Lens, Uncoated
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 354340.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
Identification and family-level technical context are preserved from reviewed source evidence and official English-language manufacturer documentation.
- Manufacturer
- Thorlabs
- Manufacturer Part Number
- 354340
- Product Name
- f= 4.0 mm, numerical aperture = 0.64, WD = 1.5 mm, DW = 685 nm, Unmounted Aspheric Lens, Uncoated
- Catalog Language
- English (United States)
- Lifecycle Status
- Refer to current manufacturer documentation
- Release Date
- November 25, 2020
- Package Weight
- 0.04 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 354340. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.