Tochka to Didot point
Tochka (тчк)
Didot point (dd)
How it is calculated
Each unit is defined via the base unit (meter (m)). The value is first converted to the base unit, then to the selected unit.
1 тчк = 0.000254 m
1 dd = 0.000376065 m
1 тчк × 0.000254 = 0.000254 m
0.000254 m ÷ 0.000376065 = 0.675415154295 dd