カメラを持ってくればよかった。

camera

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to hold (in one's hand); to take; to carry; to possess; to have; to own; to maintain; to keep; to last; to be durable; to keep; to survive; to take charge of; to be in charge of

good; excellent; fine; nice; pleasant; agreeable; sufficient (can be used to turn down an offer); ready; prepared; profitable (e.g. deal, business offer, etc.); beneficial; OK