DX Codes

Exposures

Common input	Non standard	12 exposures	20 exposures	24 exposures
	36 exposures	48 exposures	60 exposures	72 exposures

Exposure Margins

Common input	-0.5 to +0.5 stops	-1.0 to +1.0 stops	-1.0 to +2.0 stops	-1.0 to +3.0 stops

Film Speed

Common input	unused	ISO 25/15°	ISO 32/16°	ISO 40/17°
	unused	ISO 50/18°	ISO 64/19°	ISO 80/20°
	unused	ISO 100/21°	ISO 125/22°	ISO 160/23°
	unused	ISO 200/24°	ISO 250/25°	ISO 320/26°
	unused	ISO 400/27°	ISO 500/28°	ISO 640/29°
	unused	ISO 800/30°	ISO 1000/31°	ISO 1250/32°
	unused	ISO 1600/33°	ISO 2000/34°	ISO 2500/35°
	unused	ISO 3200/36°	ISO 4000/37°	ISO 5000/38°