Optical Circular Silica Quartz Glass Plate

Basic Info.

Transport Package	Plastic Tray
Specification	Customized
Trademark	PHYO
Origin	China
HS Code	9001909010
Production Capacity	100K

Product Description

Optical flat: High accurate of the surface for single or both sides. Processed by the optical grade glass,used as a stardard for interferometer, to create the interference fringes by comparasion. Ideally used in laboratory interferometers or quality checking as the stardard. Mostly they are made from Fused Silica or BK7 optical glass, to make sure its long term thermal stability and accuracy. L/10-L/20 as the flatness as PhyO can reach for single sides or both sides polishing. Tiny protect chamfer and stardard surface quality.

Requirements	Specification
Available Size	5mm-400mm in Diamter, thickness as required
Material	N-BK7(H-K9L), Fused Silica
Surface [email protected]	L/10-L/20 over the CA Single or double sides
Surface Quality (S-D)	60-40 or 40-20
Chamfer	0.25*45Degree Protection Chamfer
Diamter Tolerance	+0.00/-0.25mm
Thickness Tolerance	+/-0.5mm
Parallelism	<20arcsec

PHYO OPTICS Production Material Choosing
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