Enter the wavelength

nm

Air Gap Etalons**

Solid Etalons**

Spacer Material*

~ Tuning Rate

~ Tuning Rate per oC

CTE

dn/dt

index

MHz per oC

MHz per oC

ppm/degC

ppm/degC

Zerodur Class 0

Zerodur Class 1

Zerodur Class 2

Fused Silica

Invar

-

-

-

Silicon

Pyrex

Germanium

YAG

BK7

ZnSe

LAK-12

Sapphire

PK51

Calcium Fluoride

Aluminium

-

-

-

Enter another material here

* All of these materials have limited wavelength ranges (tuning data does not indicate that the material actually transmits)

** The tuning rates are all VERY approximate, please contact LightMachinery for specific applications

Refractive Index Air

for dT= 1C

C0

C1

C2

C3