diff --git a/api/@ohos.multimedia.camera.d.ts b/api/@ohos.multimedia.camera.d.ts
index 25ecb3c3a2bc17279dfac239d66188eb7bb57e9b..37364e9f8aa69492bae90ad7f46e2149f3538d78 100644
--- a/api/@ohos.multimedia.camera.d.ts
+++ b/api/@ohos.multimedia.camera.d.ts
@@ -2436,6 +2436,17 @@ declare namespace camera {
      * @since 18
      */
     readonly isRetractable?: boolean;
+
+    /**
+     * Camera equivalent focal length
+     *
+     * @type { ?Array<number> }
+     * @readonly
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     */
+    readonly equivalentFocalLength?: Array<number>;
   }
 
   /**