赤外 せきがい せん写真 しゃしんじゃありませんでした
sekigaisenshashinjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 赤外線写真

1. It wasn't an infrared photograph.; It was not an infrared photo.

Past/Perfective
Negative
Polite
Terminal Form