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linser, polarisatorer, halvbølgeforsinkerplader (λ/2-plader), kvartbølgeforsinkerplader (λ/4-plader), laservinduer i silicium eller kvarts og rotatorer belagt med antireflekslag i bølgelængdespektret 500 nm-650 nm
lenses, polarisers, half-wave retarder plates (λ/2 plates), quarter-wave retarder plates (λ/4 plates), laser windows in silicon or quartz and rotators, coated with anti-reflecting layers in the wavelength range 500–650 nm
