Alpha Optics

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magnifier
Specification: magnifier
Detail: magnification:5X/7X

cylindrical lens
Specification: cylindrical lens
Detail: Material: BK7 grade A optical glass Design Wavelength: 632.8 nm Design Index: n=1.5147 Surface Figure: x: lambda/2; y: 2lambda Dimension Tolerance: +/-0.2mm Paraxial Focal Length: +/-2% Centration: 3 arc minutes Clear A...

double convex lens
Specification: double convex lens
Detail: Material:grade A optical glass or Fused Silica Diameter Tolerance: +0.0, -0.15mm(Standard), +0.0, -0.02mm(Precision) Paraxial Focal Length: +/-2% Centration: 3 arc minutes Clear Aperture: >85% of diameter Surface Figure: ...

colored glass
Specification: colored glass
Detail: Material: colored glass Dimension Tolerance: +/-0.1mm Parallelism:< 3 arc minutes Wavefront Distortion: lambda per 25mm @ 632.8nm Surface quality: 80-50 scratch and dig Angle of Incidence: +/-5deg ...


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