👓眼镜Eyeglasses. Means reading, studying and the "smart look". In texting it jokes about needing glasses or being a nerd. Alternative: 🕶️ (sunglasses) is cool instead of smart.
🧐带单片眼镜的脸A face with a monocle. Conveys inspection and scrutiny — examining something closely, or a skeptical, rich-person meme.
😎墨镜笑脸A smiling face wearing sunglasses. Conveys coolness, confidence and being unfazed — a laid-back, stylish tone.
🤓书呆子脸A face with thick glasses and buck teeth. Conveys geekiness, intelligence and enthusiasm for niche interests.