Precision Plastic Optics

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With a fully equipped glass shop, an extensive test plate collection in excess of 500 test plates and 24 skilled workers, the Lensel glass optics manufacturing facility is well suited for high quality, small and medium sized production runs varying from very high quality single unit requirements (such as large λ/10 windows) to medium sized lots of 500 to 5000 lenses.

Technical Specifications

Material		Optical Glasses of all types (Schott, Pilkington & China), float glass, Pyrex, Fused Silica, Quartz, ZnSe, BaF2 etc
Diameter		4 mm to 250 mm.
Optical Surface		Spherical, aspheric, parabolic
Precision	Type	Commercial	High Precision
	Diameter	± 0.10 mm	± 0.05 mm
	Thickness	± 0.10 mm	± 0.04 mm
	Centering	± 3 arc min	± 1 arc min
	Focal Length	± 2 %	± 0.5 %
	Scratch / Dig	60 / 40	20 / 10
	Surface Figure	5 fringe / 1 Irregularity	λ/10

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