50 mm BK7 Concave Optical Mirror

Product description

This concave mirror is designed for laser applications, providing high reflectance across the 400-700 nm and <400 nm bands. Made from BK7 glass, it ensures minimal chromatic dispersion and effective light focusing. With a surface quality of 60/40 and flatness of 1/4 Lambda, this mirror guarantees a pure light path, essential for high-precision optical systems. Multiple coating options enhance performance for various applications.

Key Features

High Reflective Coating Options: Choose from aluminum, enhanced aluminum, or dielectric HR for optimal performance.
Surface Quality of 60/40: Ensures minimal stray light and maintains wavefront quality.
Flatness of 1/4 Lambda: Provides superior light focusing capabilities.
Standard Size of 50x50 mm: Ideal for compatibility with most optical setups.
Safe Edge Treatment: Prevents glass cracking during installation for reliable use.

Applications

Laser

Specification Summary

Item	Value
Material	BK7
Shape	Concave
Size	50 mm
Thickness	Custom
Surface Quality	60/40
Coating	aluminum, enhanced aluminum, dielectric HR
Transmission bands	VIS (400-700 nm), UV (<400 nm)

Full Specifications

Parameter	Value
Type	Concave Lens
Weight	0.5
Flatness	1/4 Lambda
Dimension Tolerance	+/-0.1mm

FAQ

Can I get custom sizes?

Yes, custom shapes and sizes are available, including square, round, and rectangular options.

What is the surface flatness specification?

The mirror has a flatness of 1/4 Lambda, ensuring high-quality wavefront performance.