Shanghai Longway Special Glass Co., Ltd.
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Customed BK7 Optical Glass Spherical Dome Lenses With AR Coating
Quality: Superior optical clarity and durability ensure high-performance results.
Material: BK7 glass, known for its excellent optical properties and resistance to scratches and thermal shock.
Function:
Usage: Ideal for applications where high-quality optics are required, such as:
| Material | Optical Glass, Fused Silica, quartz |
| Diameter Tolerance | +0/-0.15 mm |
| Thickness Tolerance | +/-0.15 mm |
| Cler Aperture | over 90% |
| Surface Quality | 80/50~10/5 scratch and dig |
| Transmission | above 92% |
| Chamfer | 0.1-0.5 mm x 45 degree |
| Focal Length Tolerance | +/-1.5% |
| Back Focal Length Tolerance | +/-1.5% |
| Coating | available |
| Usage | optical system, photographic sysem, Lighting system, Electronic apparatus, e.g. laser, camera, monitor, projector, magnifier etc. |
