• DSC HD test chart for HD TV and digital film production with Siemens star back focus pattern up to the edges
  
• DSC quality: sturdy and water proof

DSC BackFocus Expanded charts (BFX) are available in 5 sizes:
Junior (JW): 17x10" (43x25.4cm)
Standard (SW): 21.3x13" (54x33cm)
Senior (SRW): 24x14.7" (61.37.3cm)
Maxi (XW): 40x24" (101.6x61cm)
Super Maxi (SXW): 51.5x30.5" (130.8x77.5cm)