20x1 mm BK7 Round Optical Mirror

Product description

This BK7 round first surface optical mirror is designed for high-accuracy reflective optics in astronomy and research applications. With a durable enhanced aluminum coating providing over 95% reflectivity, it ensures optimal performance while maintaining wavefront quality. The mirror features a super smooth surface to reduce scattered light, making it ideal for telescope setups. Available in custom sizes from 20 mm to 254 mm, it meets various laboratory and observational needs.

Key Features

Reflectivity above 95% ensures optimal light capture for astronomy applications.
Super smooth surface with Ra below 0.5 nm enhances image contrast by reducing scattered light.
Custom aperture selection from 20 mm to 254 mm accommodates diverse telescope designs.
Lambda/8 flatness per 25 mm guarantees high wavefront quality for precision optics.
Durable enhanced aluminum coating offers long service life for outdoor use.

Available Sizes

Size x Thickness (mm)
137 x 1

Applications

Astronomy, Research

Specification Summary

Item	Value
Material	BK7
Shape	Round
Size	20 mm
Thickness	1 mm
Coating	enhanced aluminum, front-surface

Full Specifications

Parameter	Value
Type	Super Smooth Optical Mirror; First surface optical mirror
Structure	Solid
Warranty	5 year
After-Sale Service	Other, Online Technical Support
Project Solution Capability	anti-reflective coating
Flatness	Lambda/8 per 25 mm
Reflectivity	Above 95 percent

FAQ

What sizes are available for custom orders?

Custom sizes range from 20 mm to 254 mm in diameter, with options for varying thickness.

What is the surface quality of the mirror?

The mirror is manufactured with a surface quality of 60-40, suitable for laboratory and astronomy applications.