Etalons

    ET-FS-25.4-0.3

    solid etalon

    Fused Silica Solid Etalon, 25.4mm (+0/-0.1mm) diameter, 0.3mm (+/-0.015mm)thick, 20mm central clear aperture, better than 1 arc sec parallel, both…

    £210 Add to cart

    ET-FS-25.4-0.5

    solid etalon

    Fused Silica Solid Etalon, 25.4mm (+0/-0.1mm) diameter, 0.5mm (+/-0.025mm)thick, 20mm central clear aperture, better than 1 arc sec parallel, both…

    £210 Add to cart

    ET-FS-25.4-1.0

    solid etalon

    Fused Silica Solid Etalon, 25.4mm (+0/-0.1mm) diameter, 1.0mm (+/-0.05mm)thick, 20mm central clear aperture, better than 1 arc sec parallel, both…

    £210 Add to cart

    ET-FS-25.4-0.2

    solid etalon

    Fused Silica Solid Etalon, 25.4mm (+0/-0.1mm) diameter, 0.2mm (+/-0.01mm)thick, 20mm central clear aperture, better than 1 arc sec parallel, both…

    £210 Add to cart

    ET-FS-25.4-2.0

    solid etalon

    Fused Silica Solid Etalon, 25.4mm (+0/-0.1mm) diameter, 2.0mm (+/-0.1mm)thick, 20mm central clear aperture, better than 1 arc sec parallel, both…

    £210 Add to cart

    ET-FS-25.0-0.1

    solid etalon

    Fused Silica Solid Etalon, 25.0mm (+0/-0.1mm) diameter, 0.1mm (+/-0.02mm)thick, 20mm central clear aperture, better than 2 arc sec parallel, both…

    £210 Add to cart