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.
Global industrial sourcing · Houston, Texas info@mropartsrfq.com
Reference imageConfirm configuration by manufacturer part number.
Thorlabs
LD7671-F
Thorlabs LD7671-F — Ø1" ZnSe Bi-Concave Lens, f = -25.4 mm, AR-Coated: 8-12 µm
The Thorlabs LD7671-F is a discontinued Ø1" zinc selenide (ZnSe) bi-concave lens with a focal length of -25.4 mm and an anti-reflective coating optimized for the 8 to 12 µm spectral range. Originally released on November 10, 2009, this optic was officially discontinued on March 12, 2021, and has been superseded by the official replacement model LD7671-E3. Submit your exact part number, quantity, and application requirements to request a quote for remaining inventory or the current replacement.
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
- LD7671-F
- Product series
- Ø1" ZnSe Bi-Concave Lens, f = -25.4 mm, AR-Coated: 8-12 µm
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to LD7671-F.
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" ZnSe Bi-Concave Lens, f = -25.4 mm, AR-Coated: 8-12 µm
- Lifecycle Status
- Discontinued
- This item has been replaced by LD7671-E3 .
- View its last web presentation.
- Last Web Presentation
- Open
- Release Date
- November 10, 2009
- Discontinued Date
- March 12, 2021
- Official Replacement Model
- LD7671-E3
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 LD7671-F. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.