Convert light minute to line (button makers)
Selected category: length.
Definition and details for light minute:
Light minute is defined as the distance the light travels in one minute through a vacuum. The defined light speed is c = 299,792,458 m/sec. So one light minute equals exactly 17,987,547,480 meters.
Definition and details for line (button makers):
U.S. button maker use the "line" unit of length to measure buttons. This unit is equal to 1/40 inch or 0.635 mm. It was probably introduced by German immigrants, who used since ninth century a different version of "ligne" equal to 1/40 inch to measure buttons.