Windows
ZnSe windows.
Finished plano windows for visible + IR paths. Uncoated 0.6–16 µm. AR on request, including 10.6 µm and dual-band with a 633 nm HeNe. Soft. Gloves. Spent windows taken back for disposal.
- Bulk absorption @ 10.6 µm< 0.0005 cm−1 (KM datasheet)
- n @ 10.6 µm2.403
- n inhomogeneity @ 632.8 nm< 3 ppm
- Grain size< 100 µm
- Max sizeØ800 × 30 mm T
- Typical Ø12.7 · 25.4 mm + custom
- SKU exampleKM-ZnSe-W12.7mmX3.0mm
- AR10.6 · dual-band · LWIR on request
Standard sizes
Two SKUs published on this site. Remaining rows are a template until Florida fills stock and lead time. RFQ pre-fills the part number.
| Part number | Diameter | Thickness | Grade | Coating | Stock (Florida) | Lead time | RFQ |
|---|---|---|---|---|---|---|---|
| KM-ZnSe-W12.7mmX3.0mm | 12.7 mm | 3.0 mm | [CONFIRM: grade] | [CONFIRM: coating] | [CONFIRM: stock quantity] | [CONFIRM: lead time] | RFQ |
| SMTYSheetWJ | [CONFIRM: diameter / nest] | [CONFIRM: thickness] | [CONFIRM: grade] | Uncoated | [CONFIRM: stock quantity] | [CONFIRM: lead time] | RFQ |
| Template — not a live SKU. [CONFIRM: 20–30 standard sizes with part number, stock quantity and lead time] | |||||||
Laser-grade CO2 windows are quoted against that absorption number — not against color. Full table: KM datasheet.

