A person who observes visual phenomena or visual art for enjoyment or study.

दृश्य अवलोकन करने वाला व्यक्ति

English Usage: The sight observer took notes on the landscape during the art exhibition.

Hindi Usage: दृश्य अवलोकन करने वाला व्यक्ति कला प्रदर्शनी के दौरान परिदृश्य पर नोट्स लिया।