Elixir of Vision

Drinking this elixir grants the imbiber the ability to notice acute details with great accuracy (+10 competence bonus on Search checks for 1 hour).

Prerequisites: Craft Wondrous Item, true seeing.

Cost to Create: 125 gp, 10 XP, 1 day.

Source: Dungeon Master’s Guide (version 3.5), page 256. That a 5th- or 6th-level spell can be handled at a caster level of 2 is a bit odd, but there it is.