Mirror

FOCtek offers dielectric coated mirrors and metal coated mirrors which are made of substrate such as Bk7, K9, Fused Silica, CaF2, Sapphire and so on.

**Coating Curve of Metal Reflection Coating please refer to Part 4 Coating of our Catalog

Attribute	Specification
Material	BK7, K9, Fused Silica, etc.
Typical Diameter (Фmm)	10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 50.8, etc.
Diameter Tolerance (mm)	+0.0/-0.2 (General), +0.0/-0.02 (High Precision)
Typical Thickness (mm)	2.0, 3.0, 6.0, 6.35
Thickness Tolerance (mm)	±0.2 (General), ±0.005 (High Precision)
Clear Aperture	>80% (Small Size), >95% (Large Size)
Flatness (per 25mm@633nm)	λ (General), λ/10 (High Precision)
Incidence Angle	0⁰or 45⁰
Surface Quality	60/40 (General), 10/5 (High Precision)
Parallelism	3 min. (General), 3 sec. (High Precision)
Bevel (face width x 45⁰)	<0.25mm
Coating	Dielectric coated AR, HR, PR or metal coated Al, Ag, Au etc.

Note for Mirror:
(1). Other optical glass or optical crystals of Mirrors are available.
(2). Custom-made Mirrors at any size from diameter 2mm to diameter 300mm and with shape of quadrate,
triangular or other polygonal are available upon request.
(3). Thickness from 1mm to 20mm are available upon request.
(4). Typical surface quality is 60/40, better precision such as 40/20,10/5 is available upon request.

*	Name：
*	Email：
*	Company：

Products List