Photocell, telescopic sliding doors consisting of two or more wings are an ideal solution when maximum passage distance is required in limited spaces. By using a telescopic sliding door, you will obtain passage distance even if there is not enough space. In this way, a large number of people can pass through the entrance area. Continuous ground guidance helps stabilize the sliding vanes. Mechanisms are TÜV tested according to DIN 18650. thus, it complies with current standards and regulations.