Blindness refactor (#15705)

Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Shared/Eye/Blinding/Components/VisionCorrectionComponent.cs

@@ -0,0 +1,14 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Eye.Blinding.Components;
+
+/// <summary>
+///     This component allows equipment to offset blurry vision.
+/// </summary>
+[RegisterComponent]
+[NetworkedComponent, AutoGenerateComponentState]
+public sealed partial class VisionCorrectionComponent : Component
+{
+    [ViewVariables(VVAccess.ReadWrite), DataField("visionBonus"), AutoNetworkedField]
+    public float VisionBonus = 3f;
+}