From Pathfinder Impossible Magic, which isn't enabled.

Radiant Tome

ITEM 8

Price 460 gp

Usage held in 1 hand

Bulk L

A flawless diamond embedded into the cover of this tome gleams with an inner light, refracting multicolored rays to the eyes of viewers.

Activate—Flare (concentrate, light, spellshape)

Frequency once per day

Effect If your next action is to Cast a prepared Spell with the light trait, the luminescence of the book grows even more intense, emitting bright light in a 15-foot emanation for 1 minute. Enemies that start their turn in this bright light must attempt a Fortitude save against your spell DC.

Critical Success The creature is unaffected and becomes temporarily immune to this bright light for 1 minute.

Success The creature is unaffected.

Failure The creature is Blinded until the start of your next turn.

Critical Failure The creature is blinded until the start of your next turn and Dazzled for 1 minute.

Pathfinder Impossible MagicORC