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
FGL665T
Thorlabs FGL665T — Ø1/2" RG665 Colored Glass Filter, 665 nm Longpass
The Thorlabs FGL665T is a Ø1/2" RG665 colored glass filter featuring a 665 nm longpass specification with a release date of September 16, 2026. Each unit of this optical component has a verified package weight of 0.08 lbs, and lifecycle status should be verified against current manufacturer documentation. Submit the exact part number, quantity, and application requirements to request a formal quote for this item.
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
- FGL665T
- Product series
- Ø1/2" RG665 Colored Glass Filter, 665 nm Longpass
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to FGL665T.
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
- Ø1/2" RG665 Colored Glass Filter, 665 nm Longpass
- Lifecycle Status
- Refer to current manufacturer documentation
- Release Date
- September 16, 2026
- Package Weight
- 0.08 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 FGL665T. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.