Observe the glossiness of the sphere and check the patterns and text on the sphere.

1. Observe the glossiness of the spherical surface: The genuine hemisphere trademark spherical surface has a high gloss and shows a bright reflective effect, while the counterfeit hemisphere trademark spherical surface often appears dull or even worn. trace.

2. Check the spherical pattern and text: The spherical pattern and text of the real hemisphere trademark are clear and detailed, while the fake hemisphere trademark often appears blurry, unclear, and even has typos, etc. Obvious error.