The material of google cardboard lenses is PMMA or some equivalent material, Google cardboard lenses is manufactured with an identical convex surface on both sides. It is used for Google carboard 3D glasses.The google cardboard lenses have positive focal length and form both real and virtual images. We can manufacture all kinds of Google carboard lenses,
with 3 side flaps or not at different dimensions.Specifications as follows:
1.Material:optical PMMA or equivalent
2.Diameter:25mm,34mm,37mm or as request
3.Focal length:45mm
4.center thickness:5mm or as request
5.Dimension tolerance: ± 0.1mm
6.Tolerance Center thickness: ± 0.1mm
7.Paraxial focal length: ± 2%
8.Transmission:93%
Any other dimensions is available,we can custom the lenses as per your request.Welcome inquiry.
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