diff --git a/lens/core/base.rkt b/lens/base/base.rkt similarity index 100% rename from lens/core/base.rkt rename to lens/base/base.rkt diff --git a/lens/core/base.scrbl b/lens/base/base.scrbl similarity index 100% rename from lens/core/base.scrbl rename to lens/base/base.scrbl diff --git a/lens/core/compose.rkt b/lens/base/compose.rkt similarity index 100% rename from lens/core/compose.rkt rename to lens/base/compose.rkt diff --git a/lens/core/compose.scrbl b/lens/base/compose.scrbl similarity index 100% rename from lens/core/compose.scrbl rename to lens/base/compose.scrbl diff --git a/lens/core/identity.rkt b/lens/base/identity.rkt similarity index 100% rename from lens/core/identity.rkt rename to lens/base/identity.rkt diff --git a/lens/core/laws.scrbl b/lens/base/laws.scrbl similarity index 100% rename from lens/core/laws.scrbl rename to lens/base/laws.scrbl diff --git a/lens/core/main.rkt b/lens/base/main.rkt similarity index 100% rename from lens/core/main.rkt rename to lens/base/main.rkt diff --git a/lens/core/main.scrbl b/lens/base/main.scrbl similarity index 100% rename from lens/core/main.scrbl rename to lens/base/main.scrbl diff --git a/lens/core/transform.rkt b/lens/base/transform.rkt similarity index 100% rename from lens/core/transform.rkt rename to lens/base/transform.rkt diff --git a/lens/core/transform.scrbl b/lens/base/transform.scrbl similarity index 100% rename from lens/core/transform.scrbl rename to lens/base/transform.scrbl diff --git a/lens/core/view-set.rkt b/lens/base/view-set.rkt similarity index 100% rename from lens/core/view-set.rkt rename to lens/base/view-set.rkt diff --git a/lens/core/view-set.scrbl b/lens/base/view-set.scrbl similarity index 100% rename from lens/core/view-set.scrbl rename to lens/base/view-set.scrbl