Past-participle form of the verb "magnify" functioning adjectivally; should be tagged as ADJECTIVE_PAST_PARTICIPLE rather than generic ADJECTIVE.
The magnified image revealed details that were not visible to the naked eye.
Увеличенное изображение показало детали, которые не были видны невооруженным глазом.
Used attributively (e.g., "magnified image") meaning ‘enlarged’.