rapid rectilinear lens meaning in Hindi

Examples

1. Atget photographed Paris with a large-format wooden bellows camera with a rapid rectilinear lens.
2. While in Mexico he purchased a used Rapid Rectilinear lens which he was his primary lens for many years.
3. The most famous example is the Rapid Rectilinear Lens developed by John Henry Dallmeyer in 1866 . it allowed distortionless photos to be taken quickly for the first time, and was a standard lens design for 60 years.