MagnesiumFluoridelensesforthevacuumultra-violetTheseplano-convexsphericallensesaremanufacturedfromVUVtransmittingMagnesiumFluorideandaresupplieduncoated.Anti-reflectioncoatingsareavailableaslistedearlierinthissection.Toorderananti-reflectioncoatedlenssimplyappendthedesiredwavelengthinnanometerstotheproductnumber. PartNo. D(mm)f(mm)@193nm f(mm)@250nm R(mm) Tc(mm)PCX-25.4M-05025.447.915020.497.41PCX-25.4M-07525.471.867530.735.75PCX-25.4M-10025.495.8110040.985.02PCX-25.4M-15025.4143.7215061.464.33PCX-25.4M-20025.4191.6220081.953.99PCX-25.4M-25025.4239.53250102.443.79PCX-25.4M-50025.4479.06500 204.883.39PCX-25.4M-75025.4718.59750307.323.26PCX-25.4M-100025.4958.121000409.763.20PCX-50.8M-10050.895.8110040.9811.82PCX-50.8M-15050.8143.72 15061.468.49PCX-50.8M-20050.8191.6220081.95 7.04PCX-50.8M-25050.8239.53250102.44 6.20PCX-50.8M-50050.8479.06 500204.884.58PCX-50.8M-75050.8718.59750307.324.05PCX-50.8M-100050.8958.121000 409.763.79 SpecificationsMaterial: VUVgradeMgF2SurfaceFlatness: <λ/4@633nmSurfaceQuality: <20/10(bothsides)CentrationError: ≤3arcminFocalLengthTolerance ： DiameterTolerance:<+0.00/-0.20mmThicknessTolerance: <±0.25mmClearAperture: ≥85%ofdiameter

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MgF2 Spherical Lenses

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Magnesium Fluoride lenses for the vacuum ultra-violet

These plano-convex spherical lenses are manufactured from VUV transmitting Magnesium

Fluoride and are supplied uncoated .Anti-reflection coatings are available as listed earlier in this

section .To order an anti-reflection coated lens simply append the desired wavelength in

nanometers to the product number.

Part No.	D (mm)	f(mm) @ 193nm	f(mm) @ 250 nm	R (mm)	Tc (mm)
PCX-25.4M-050	25.4	47.91	50	20.49	7.41
PCX-25.4M-075	25.4	71.86	75	30.73	5.75
PCX-25.4M-100	25.4	95.81	100	40.98	5.02
PCX-25.4M-150	25.4	143.72	150	61.46	4.33
PCX-25.4M-200	25.4	191.62	200	81.95	3.99
PCX-25.4M-250	25.4	239.53	250	102.44	3.79
PCX-25.4M-500	25.4	479.06	500	204.88	3.39
PCX-25.4M-750	25.4	718.59	750	307.32	3.26
PCX-25.4M-1000	25.4	958.12	1000	409.76	3.20
PCX-50.8M-100	50.8	95.81	100	40.98	11.82
PCX-50.8M-150	50.8	143.72	150	61.46	8.49
PCX-50.8M-200	50.8	191.62	200	81.95	7.04
PCX-50.8M-250	50.8	239.53	250	102.44	6.20
PCX-50.8M-500	50.8	479.06	500	204.88	4.58
PCX-50.8M-750	50.8	718.59	750	307.32	4.05
PCX-50.8M-1000	50.8	958.12	1000	409.76	3.79

Specifications

Material:	VUV grade MgF2
Surface Flatness:	< λ/4@ 633nm
Surface Quality :	<20/10(both sides)
Centration Error:	≤3 arcmin
Focal Length Tolerance ：
Diameter Tolerance:	<+0.00/-0.20mm
Thickness Tolerance:	<±0.25mm
Clear Aperture :	≥85% of diameter