Pupil adjustable chair 5-7

Type 2 adjustable
Height group 5-7
Seat height 420/460/500
Effective seat depth * (deviation minus 20 mm is allowed) 380/400/420
Seat width , at least 340/360/360
Height of backrest bend line , max. 210/220/230
Height of the lower edge of the backrest above the seat , max. 170/190/200
Height of the upper edge of the backrest above the seat , max 360/400/440
Backrest width , not less than 300/320/320
Curve radius of the front edge of the seat 20-50
Backrest radius in plan view , not less than 300
Seat inclination angle , degrees 0-4
Backrest tilt angle , deg 95-130