Indonesian edit

Etymology edit

Compound of jarak (distance) +‎ fokus (focus), literally focal distance, calque of Dutch brandpuntsafstand (focal length, literally focus + distance) and English focal length.

Noun edit

jarak fokus (first-person possessive jarak fokusku, second-person possessive jarak fokusmu, third-person possessive jarak fokusnya)

  1. (optics) focal length.
    Synonym: jarak pumpun