**System Information**
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce GTX 1080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 456.71
**Blender Version**
Broken: version: 2.93.0 Alpha, branch: eevee-dof-refactor, commit date: 2021-01-28 18:32, hash: `rB5db9a008b95a`
**Short description of error**
2.93's DOF sometimes confuses which parts of view should be sharp/blurred. Screenshot, video clip and simplified .blend attached to check out.
**Exact steps for others to reproduce the error**
1. open .blend file
2. use mouse scroll wheel to zoom in/out viewport (camera stays locked)
3. you should notice artifacts disappear/appear depending on scrolling
marked 2 artifacts - {F9825519}
video clip - https://streamable.com/
.blend file to download - https://drive.google.com/file/d/10oKYeV_wy0Yx5V0cdhsg4boQauaV74lq/view?usp=sharing