Image Quality Evaluation of a Digital Radiography System Made in Thailand

Table 1

The hardware specifications of the DR systems, BodiiRay, Fujifilm FDR Go DR-ID-1211SE, and Siemens Ysio Max Wi-D.

Specification	BodiiRay	Fujifilm FDR Go	Siemens Ysio Max
Tube voltage (kV)	40–125	40–133	40–150
Tube current max (mA)	400	400	540
Generator power (kW)	32	32	80
Focal spot (mm)	0.6/1.5	0.7/1.3	0.6/1.0
Target angle (degree)	14	16	12
Detector type	CsI, a-Si TFT	CsI, a-Si TFT	CsI, a-Si TFT
Detector size (inch)	14 × 17	14 × 17	14 × 17
Detector pitch (μm)	139	150	148
Active matrix (pixel)	2476 × 3072	2336 × 2836	2354 × 2872
DQE at 1 lp/mm	44%	54%	50%
MTF at 1 lp/mm	57%	80%	61%