产品介绍：
HPD/HPA系列 测长机 用于检定和校准各种精密量具、精密量规，如：块规、环规、塞规、卡规、螺纹规、花键规、表类、尺类。还可以检测各种精密内外尺寸，如：齿轮、花键、校对棒、 非标量规等等，通用性强。选用精密长光栅尺，可保证全程绝对测量，有效消除了传递误差。实验室和车间现场均可放置，适用性强。
指标参数：
| 仪器型号 | HPA/HPD500S | HPA/HPD1000S | HPA/HPD1500S | HPA/HPD2000S | HPA/HPD3000S |
| 绝对测量范围 | 0 - 550mm | 0-1050mm | 0-1550mm | 0-2050mm | 0-3050mm |
| 光栅尺长度 | 0 - 570mm | 0-1070mm | 0-1570mm | 0-2070mm | 0-3070mm |
| HPA全量程允许误差 | 0.7+(L(mm)/1000)µm | ||||
| HPD全量程允许误差 | 0.5+(L(mm)/1000)µm | ||||
| 仪器型号 | HPA/HPD500S | HPA/HPD1000S | HPA/HPD1500S | HPA/HPD2000S | HPA/HPD3000S |
| 绝对测量范围 | 0 - 550mm | 0-1050mm | 0-1550mm | 0-2050mm | 0-3050mm |
| 光栅尺长度 | 0 - 570mm | 0-1070mm | 0-1570mm | 0-2070mm | 0-3070mm |
| HPA全量程允许误差 | 0.7+(L(mm)/1000)µm | ||||
| HPD全量程允许误差 | 0.5+(L(mm)/1000)µm | ||||
