Frequently Asked Questions

The design wavelengths for these lenses range from 520nm to 905nm.

The outer diameter (OD) of these lenses varies from 3.00 mm to 20.00 mm.

The effective focal length (EFL) for these lenses ranges from 1.80 mm to 47.00 mm.

The numerical aperture (NA) for these lenses ranges from 0.15 to 0.55.

The lenses are coated for a wavelength range of 400-700 nm, except for some lenses designed for 905 nm.

The center thickness (CT) of these lenses ranges from 1.50 mm to 4.00 mm.

You can contact them via phone at 86-431-81323204, email at sales@sunday-optics.com, or Skype at 86-18744192450.

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