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Variable Reflectivity Mirror, 15%±1%

We provide customers with variable reflectivity mirrors, custom reflectivity curves, substrate materials and dimensions are available upon request. These mirrors are suitable for use in high-power unstable laser resonators because of their wide filling range of active media and weak diffraction on hard materials.

Request bulk or custom formats

Catalog Number
ACMA00028224
Product Name
Variable Reflectivity Mirror, 15%±1%
Dimension
⌀25.4x5 mm
Radius
w0=2 mm
DimensionTolerance
dimension±0.15mm/thickness±0.25 mm
Coating
Rear surface, anti-reflective coated
Flatness
<λ/8@632.8 nm
Parallelism
< 30 arcsec
Surface Quality
20-10 S-D
ClearAperture
>85%
Wavelength
1064 nm
Damage Threshold
(Laser-induced) >6 J/cm2@1064 nm, 10 ns
Chamfers
<0.35 mm at 45°
Material
(Substrate) UV grade fused silica
Reflectivity
(central) 15%±1%
GaussianOrder
n=2

1. Mirror substrate made of high quality UV grade fused silica; 2. Central reflectance from 15% to 35% at 1064 nm wavelength.

Gaussian variable reflectivity mirrors help improve near-field and far-field beam quality. It is worth mentioning that variable reflectivity mirrors can be designed with various reflectivity distributions such as linear, parabolic, Gaussian.

Please kindly note that our products and services are for research use only.