- TypqBK7 window
- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
Fuzhou siaon optoelectronic technology co., ltd. Provide bk7 window bk7 window is the most common type of window, it has good performance over visible and near infrared wavelength region. the refractive index is 1.5168 at 587.6nm. Material: bk7 grade a optical glass dimension tolerance:+0.0-0.2mm thickness tolerance:+0.0-0.2mm clear aperture: >85% flatness: λ2@632.8nm surface quality:60-40 parallelism:1 arc min bevel:0.2mm to 0.5mm x 45° coating :uncoated
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