Table 1.

Technical specifications of the devices as provided by the manufacturer

Size and serial number	6,3 Fr (HU30M)	7,5 Fr (HU30S)
Distal width (Fr)	6.0 Fr	7,5 Fr
Shaft width (Fr)	6,3 Fr in bending parts	7,5 Fr
Working channel (Fr)	3,6 Fr	3,6 Fr
Length (mm)	650 mm	650 mm
Light source	2 integrated LEDs	2 integrated LEDs
Active deflection	280°	280°
Resolution	CMOS 160 K	CMOS 160 K
Total weight	280 g	240 g
Cable length	2500 mm	2500 mm

LED light-emitting diode, CMOS complementary metal-oxide-semiconductor