Cylindrical Positive Achromatic Lenses

SpecificationsMaterialBK7;SF5DesignWavelength589.6nmDiameteTolerance+0.0，-0.15mmThicknessTolerance+/-0.1mmParaxialFocalLengthTolerance+/-2%Centration3arcminuteClearAperture>85%SurfaceFigureλ/4@632.8nmSurfaceQuality60/40Scratch/DigBevel0.25mm*45°CoatingUncoatedPositiveAchromaticLensesPartNo.φ(mm)f(mm)R1(mm)R2=R3R4TC1(mm)TC2(mm)fb(mm)LensALensBALYP130112.52510.5510.55200.147218.32BK7SF5ALYP130212..

1-100nm high precision quartz

Product introduction

Specifications

Material	BK7; SF5
Design Wavelength	589.6nm
Diamete Tolerance	+0.0，-0.15mm
Thickness Tolerance	+/-0.1mm
Paraxial Focal Length Tolerance	+/-2%
Centration	3 arc minute
Clear Aperture	>85%
Surface Figure	λ/4@632.8nm
Surface Quality	60/40 Scratch/Dig
Bevel	0.25mm*45°
Coating	Uncoated

Positive Achromatic Lenses

Part No.	φ(mm)	f (mm)	R1 (mm)	R2=R3	R4	TC1(mm)	TC2(mm)	f b (mm)	Lens A	Lens B
ALYP1301	12.5	25	10.55	10.55	200.14	7	2	18.32	BK7	SF5
ALYP1302	12.5	50	24.97	24.97	119.88	4	2	46.39	BK7	SF5
ALYP1303	12.5	75	38.1	38.1	172.49	3.5	2	71.79	BK7	SF5
ALYP1304	12.5	100	51.21	51.21	225.98	2	2	97.15	BK7	SF5