A shift lens, also known as a Perspective Control (PC) lens, is designed to move vertically or horizontally within its mount to correct perspective distortions. By shifting the lens instead of tilting the camera, photographers can maintain parallel lines in architectural and interior photography, preventing the “falling over” effect often seen with tall structures.
Shift lenses are essential tools for professional photographers working with buildings, interiors, and product photography, allowing precise control over composition and perspective while preserving image quality across the frame.