∀ {C₁ : Type u₁} {C₂ : Type u₂} {D₂ : Type u₅} [inst : CategoryTheory.Category.{v₁, u₁} C₁]
  [inst_1 : CategoryTheory.Category.{v₂, u₂} C₂] [inst_2 : CategoryTheory.Category.{v₅, u₅} D₂]
  {W₁ : CategoryTheory.MorphismProperty C₁} {W₂ : CategoryTheory.MorphismProperty C₂}
  (Φ : CategoryTheory.LocalizerMorphism W₁ W₂) (L₂ : CategoryTheory.Functor C₂ D₂) [L₂.IsLocalization W₂]
  [(Φ.functor.comp L₂).IsLocalization W₁], Φ.IsLocalizedEquivalence