Tube Specifications

Image Intensifier Tube	XH72	XR5 Autogated	Gen III OMNI IV (FOM1600)	HyperGen	XD -4	Gen III Premium (FOM1250)	Gen III Surveillance (FOM995)	Gen III Standard (FOM875)	Gen III Commercial (FOM630)	SuperGen	GEN 2 Plus
Values	Typical Values	Typical Values	Typical Values	Typical Values	Typical Values	Maximum Values	Maximum Values	Maximum Values	Maximum Values	Typical Values	Typical Values
Sensitivity Photocathode response	1950 uA/lm	1820 uA/lm	2250 uA/lm	1800 uA/lm	1560 uA/lm	1500 uA/lm	1500 uA/lm	1350 uA/lm	1100 uA/lm	1560 uA/lm	1150 uA/lm
Limiting resolution lp/mm	80	72	64	60	64	64	51	45	42	51	36
Luminous Gain (fl/fc@2x10¯6fc)	-	-	45-65K	50K	-	45-65K	45-65K	45-65K	25-35K	-	-
Signal to Noise	24	28	22-25	20	23	19.5	19.5	19.5	15	15.5	12
MTF Contrast at: 2.5 lp/mm	94%	93%	90%	82%	92%	-	-	-	-	88%	86%
MTF Contrast at: 7.5 lp/mm	85%	82%	80%	70%	80%	-	-	-	-	63%	58%
MTF Contrast at: 15.0 lp/mm	70%	67%	61%	68%	68%	-	-	-	-	30%	28%
E.B.I (Dark noise)	0.25 µlx	0.25 µlx	0.15 µlx	0.15µlx	0.15 µlx	0.15 µlx	0.15 µlx	0.15 µlx	0.15 µlx	0.15 µlx	0.1 µlx
Tube format	18mm	18mm	18mm	18mm	18mm	18mm	18mm	18mm	18mm	18mm	18mm