船用方位瞄准镜

采购Navy上用的瞄准镜，规格如下，数量50-100台

1) Telescope with 7x 38mm magnification.

2) Eyepiece with diopter adjustment + 6 -6.

3) Anti-glare polarizing filters

Metal/Glass Mirror for capturing the image of astronomical bodies.

4) Prism/Mirror based optical system for readout on graduated azimuth dial.