Is the samyang af 75mm f 1 8 fe sharp wide open?

Here is what the site says about that.

From Samyang AF 75mm f/1.8 FE: Samyang AF 75mm f/1.8 FE: A prime lens by Samyang for Full frame cameras, 75mm f/1.8. A small, light short telephoto at about 230 grams: a portrait lens you actually carry. My other lens. Specs - Maker: Samyang - Focal length: 75mm (prime) - Maximum aperture: f/1.8 - Made for: Full frame sensors - Mounts: Sony E - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E): as marked, ...

From Samyang AF 24mm f/1.8 FE: Samyang AF 24mm f/1.8 FE: A prime lens by Samyang for Full frame cameras, 24mm f/1.8. A compact fast wide, often bought for night-sky photography.

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