| 1. | In this paper , the testing set for near - cylindrical surfaces is simulated by computer 摘要采用计算机仿真技术模拟了近柱非球面的正入射式检测装置。 |
| 2. | The convex aspheric surface has self - aplanatic capability . the range that can be utilized in practice was studied 分析了自消球差方法检验凸二次非球面的实际可用范围。 |
| 3. | In the paper , the testing scheme and making of a aspheric ge lens that used in planar wide - angle altazimuth was described 就平面广角地平仪设计中用到的一块非球面的小型锗透镜作了检验设计和加工。 |
| 4. | Synchronized motion of the the fast tool servo , workpiece and the diamond tool produces ultra - precision axisymmetric aspheric mirrors 快速伺服机构、工件以及金刚石刀具的同时运动,可以实现轴对称非球面的超精密加工。 |
| 5. | Because of the variety of aspheres and different requirements of dimension and precision , the testing of asphere is more difficult and complex than that of sphere 非球面的种类繁多,尺寸、精度要求各异,其检测方法远比球面复杂和困难。 |
| 6. | Because of the variety of asphere and the different requirements of dimension and precision , the testing of asphere is more difficult and complex than that of sphere 非球面的种类繁多,尺寸、精度要求各异,其检测方法远比球面复杂和困难。 |
| 7. | But the domestic ultra - precision machining of aspheric surface , especially the large - scale aspheric surface , is just the same as blank , which has no systemic research 而国内非球面特别是大型非球面的超精密加工还是空白,还没有形成系统的研究。 |
| 8. | By calculation to fact examples , we confirmed the reliability of that testing method , and make comparison with the method of compensation reflection inside the asphere 通过实例计算验证了该检验方法的可靠性,并与内部反射补偿检验非球面的方法进行了比较。 |
| 9. | Several test results of other , nff - axis aspheric mirrors are also given . all of the mirrors have accuracy better than 1 / 40x , and have fulfilled the demands by designer 实践证明,本文的研究适用于大口径离轴非球面反射镜的加工,有效地提高了非球面的加工效率和精度水平。 |
| 10. | Based on the characteristics of rotary symmetrical aspheric surface , tracks programming algorithm is given , the 2 - dimension removal function is reduced into 1 - dimension , finally the dwell time algorithm is presented 针对气囊抛光加工回转对称非球面的特点,进行抛光路径规划,对去除函数进行降维处理,提出抛光驻留时间的计算方法。 |