同轴光源的照明线和镜头视角在同一轴向上。照射在平面物体上会产生高反射，适合平面工件上的字体、图案、缺陷等检测。
其他说明
| 型号 | 颜色 | 功耗 | 外形尺寸（ mm ） |
| Coax18-R-12V | R/Y | 0.5W/12V | 56×30×24 |
| Coax18-W-24V | G/B/W | 0.8W/24V | |
| Coax34-R-12V | R/Y | 2.1W/12V | 69×46×46 |
| Coax34-W-24V | G/B/W | 3.5W/24V | |
| Coax50-R-12V | R/Y | 4.5W/12V | 85×62×62 |
| Coax50-W-24V | G/B/W | 7.5W/24V | |
| Coax75-R-12V | R/Y | 9.6W/12V | 117×87×83 |
| Coax75-W-24V | G/B/W | 16W/24V | |
| Coax100-R-12V | R/Y | 18W/12V | 148×110×106 |
| Coax100-W-24V | G/B/W | 24W/24V | |
| Coax150-R-12V | R/Y | 28W/12V | 182×142×136 |
| Coax150-W-24V | G/B/W | 41W/24V | |
| Coax200-R-12V | R/Y | 42W/24V | 272×230×208 |
| Coax200-W-24V | G/B/W | 46W/24V |
