The phase film is a kind of special film coated the Shimite roof prism of binoculars.

望远镜斯密特屋脊棱镜表面镀上相位膜，可提高望远镜的观察效果。

The automatic test of Corner Cube Reflector (CCR), Roof Prism and Right-angle Prism is achieved by calculating the wavefront got from the digital phase-shifting interferometer.

本文通过对移相式数字波面干涉仪得到的测试波面进行处理实现锥体棱镜、屋脊棱镜和直角棱镜角度测试的数字化和自动化。

Four - prism dual - down brackets for Tsui Kum Ngong face, with Aung roof beam depth of three meters, all really Aung.

四角柱斗拱上为双抄下昂咀琴面，昂屋梁深入屋顶内达三米，全为真昂。