diff --git a/include/libcamera/internal/vector.h b/include/libcamera/internal/vector.h
index a67a09474..4e9ef1ee6 100644
--- a/include/libcamera/internal/vector.h
+++ b/include/libcamera/internal/vector.h
@@ -42,8 +42,12 @@ public:
 
 	constexpr Vector(const std::array<T, Rows> &data)
 	{
-		for (unsigned int i = 0; i < Rows; i++)
-			data_[i] = data[i];
+		std::copy(data.begin(), data.end(), data_.begin());
+	}
+
+	constexpr Vector(const Span<const T, Rows> data)
+	{
+		std::copy(data.begin(), data.end(), data_.begin());
 	}
 
 	const T &operator[](size_t i) const
diff --git a/src/libcamera/vector.cpp b/src/libcamera/vector.cpp
index 85ca22082..5567d5b8d 100644
--- a/src/libcamera/vector.cpp
+++ b/src/libcamera/vector.cpp
@@ -44,6 +44,14 @@ LOG_DEFINE_CATEGORY(Vector)
  * The size of \a data must be equal to the dimension size Rows of the vector.
  */
 
+/**
+ * \fn Vector::Vector(const Span<const T, Rows> data)
+ * \brief Construct vector from supplied data
+ * \param data Data from which to construct a vector
+ *
+ * The size of \a data must be equal to the dimension size Rows of the vector.
+ */
+
 /**
  * \fn T Vector::operator[](size_t i) const
  * \brief Index to an element in the vector