Photosensitive composition, pattern forming material, and photosensitive film, pattern forming method, pattern film, low refractive index film, optical device and solid-state imaging device each using the same
A photosensitive composition contains (A) a hollow or porous particle, (B) a compound capable of generating an active species upon irradiation with an actinic ray or radiation, and (C) a compound capable of changing in the solubility for an alkali developer by the action of the active species.