center of spherical curvature
常见例句
- Due to the curvature of the spherical surface lens is different, the light through the lens center and edge for refractive index and can't focus on different same focus, leading to definition decline.
为改善像差而引起的清晰度下降问题，通常采用缩小光圈的办法来提高成像的质量。 返回 center of spherical curvature