Prism Vector Conversion workbook

Spreadsheet to help optometrists and opticians with prism conversion calculations. 1: For oblique prism, enter prism power and Base angle between 0 and 360 degrees. Spreadsheet returns Horizontal and vertical components. 2: Convert combined prisms (Horizontal and Vertical) into net vectors in Base-360. Spreadsheet can be used to help optometrist find an approximate placement for oblique Fresnel prism.