Meniscus Lens
It is used to minimize spherical aberration. When combined with another lens, it will shorten the focal length, and increase the numerical aperture (NA) of system. This increases image resolution and decreases distortion.
It is used to minimize spherical aberration. When combined with another lens, it will shorten the focal length, and increase the numerical aperture (NA) of system. This increases image resolution and decreases distortion.
