Patent ID: 7992736

Claim:
A synthetic resin bottle comprising: a mouth portion having an inner surface; a shoulder portion having an inner surface and an inner diameter; a body portion having an inner surface; and a bottom portion having an inner surface; wherein: an amorphous carbon film is deposited on at least the inner surfaces of the shoulder portion, the body portion, the mouth portion and the bottom portion; the amorphous carbon film on the inner surfaces of the mouth portion and the shoulder portion is deposited so that thickness thereof is not more than 1.8 times a thickness at a position at which the inner diameter of the shoulder portion is maximal; and the thickness of the amorphous carbon film at a predetermined height position is less than 1.0 times the thickness at the position at which the inner diameter of the shoulder portion is maximal, the predetermined height position being a position where a distance in a direction toward the mouth portion along a bottle axis from a position at which the inner diameter of the shoulder portion is maximal is 80% of the a height of the shoulder portion along the bottle axis.