| ST-6BL4 | ST-6BL5 | ST-6TL4 | ST-6TL5 | |||
| 光学系统 | 立体光学显微镜 | ● | ● | ● | ● | |
| 观察头 | 双目立体视角镜体， 45度倾斜 | ● | ● | |||
| 三目立体视角镜体， 45度倾斜 | ● | ● | ||||
| 目镜 | 大视野目镜 WF10X/F.N.22mm | ● | ● | ● | ● | |
| 大视野目镜 WF15X/F.N.16mm | ○ | ○ | ○ | ○ | ||
| 大视野目镜 WF20X/F.N.12mm | ○ | ○ | ○ | ○ | ||
| 变倍物镜 | 0.8X-5X | ● | ● | ● | ● | |
| 变倍比 | 6.3 : 1 | ● | ● | ● | ● | |
| 工作距离 | 115mm | ● | ● | ● | ● | |
| 瞳距调节 | 52mm-75mm | ● | ● | ● | ● | |
| 辅助物镜 | 0.5X | ○ | ○ | ○ | ○ | |
| 0.75X | ○ | ○ | ○ | ○ | ||
| 2X | ○ | ○ | ○ | ○ | ||
| 载物台圆板 | ø125mm 玻璃板 | ● | ● | ● | ● | |
| 黑白板 | ● | ● | ● | ● | ||
| 照明系统 | 无光源 | ● | ● | |||
| LED 反射光照明 | ● | ● | ||||
| LED 透射光照明 | ● | ● | ||||
| LED 环行灯反射光照明 | ○ | ○ | ||||
注： ● 为标准配置， ○ 为选购配件
