Etalons
Solid Etalons

Solid etalons are simple, flat, very parallel optical components. Sometimes these etalons are used uncoated using only the 4% fresnel refection to provide the etalon effect.


Item

Specifications

Material

Fused SilicaSilicon or specified by customer

Dimension

1×1×D~ 50×50×D;(D is specified by FSR

Dimension tolerance

  ±0.05mm

Surface quality

MIL20-10

Flatness (φ5mm)

λ/20 632.8nm

FSR

25,50,100,200 GHZ

FSR tolerance

0.01G for 50-100GHZ/0.02G for 100-200GHZ or specified by customer


Definition of FSR