{"version":2,"objs":[{"type":"idealmirror","p1":{"type":1,"x":200,"y":200,"exist":true},"p2":{"type":1,"x":200,"y":840,"exist":true},"p":250},{"type":"ruler","p1":{"type":1,"x":200,"y":520,"exist":true},"p2":{"type":1,"x":1200,"y":520,"exist":true}},{"type":"laser","p1":{"type":1,"x":500,"y":440,"exist":true},"p2":{"type":1,"x":200,"y":440,"exist":true}},{"type":"blackline","p1":{"type":1,"x":1200,"y":300,"exist":true},"p2":{"type":1,"x":1200,"y":840,"exist":true}},{"type":"laser","p1":{"type":1,"x":500,"y":440,"exist":true},"p2":{"type":1,"x":452.2017636684307,"y":519.6343915343914,"exist":true}},{"type":"ruler","p1":{"type":1,"x":1200,"y":520,"exist":true},"p2":{"type":1,"x":1200,"y":840,"exist":true}},{"type":"ruler","p1":{"type":1,"x":1000,"y":520,"exist":true},"p2":{"type":1,"x":1000,"y":420,"exist":true}},{"type":"laser","p1":{"type":1,"x":500,"y":440,"exist":true},"p2":{"type":1,"x":699.7079365079369,"y":520.226984126984,"exist":true}}],"mode":"light","rayDensity_light":0.049787068367863944,"rayDensity_images":1,"observer":{"type":5,"c":{"type":1,"x":899.8857142857146,"y":677.0714285714287,"exist":true},"r":20,"exist":true},"origin":{"x":176.3655545714283,"y":77.71113064285733},"scale":0.8201249999999998}