Translation of "equal to" into Croatian

I've been watching you for over a year now, and I'm convinced you are equal to the task.

Promatram te više od godinu dana i mislim da si dorasla zadatku.

Operating at an optical wavelength greater than or equal to 200 nm and less than or equal to 400 nm;

Radi na optičkoj valnoj duljini većoj ili jednakoj od 200 nm i manjoj ili jednakoj 400 nm; i