diff --git a/B05_Profile/B05_Profile_UI_Viewer.ts b/B05_Profile/B05_Profile_UI_Viewer.ts
index 6487cd91..9c67a27c 100644
--- a/B05_Profile/B05_Profile_UI_Viewer.ts
+++ b/B05_Profile/B05_Profile_UI_Viewer.ts
@@ -26,6 +26,8 @@ import { TerrainHeightIndex } from "./B05_Profile_UI_Corridor_Terrain";
 import { buildPatchSkirts } from "./B05_Profile_UI_Corridor_Skirt";
 import { BAND_MARGIN_M, TerrainBandSplit, type SceneBox } from "./B05_Profile_UI_Corridor_Split";
 
+type ViewKind = "iso" | "top" | "front" | "side";
+
 const LIGHT_VIEWER_BACKGROUND = 0xf5f7fa;
 const DARK_VIEWER_BACKGROUND = 0x251f38;
 
@@ -207,6 +209,13 @@ export function createRouteViewer(): RouteViewer {
     toScene: (x: number, y: number, z: number) =>
       bounds ? modelToScene({ x, y, z }, bounds) : null,
     topZ: () => (bounds ? bounds.z[1] + 100 : null),
+    // 카메라를 모델 좌표 한 점으로 바로 보낸다 — 측점 확인을 마우스 휠·드래그로 하면
+    // 한 번에 20~30초가 걸리고 우클릭이 구조물 메뉴를 연다(2026-09-02). 화면 검증 전용.
+    lookAt: (x: number, y: number, z: number, distance: number, view: ViewKind = "top") => {
+      if (!bounds) return false;
+      placeCamera(modelToScene({ x, y, z }, bounds), distance, view);
+      return true;
+    },
   };
   const markers = createRouteMarkers(scene, () => bounds, terrainElevation);
   // 회전·줌 중심을 커서 아래 지형 지점으로 (B04 뷰어들과 공용 유틸).
@@ -234,12 +243,8 @@ export function createRouteViewer(): RouteViewer {
   const resizeObserver = new ResizeObserver(resize);
   resizeObserver.observe(root);
 
-  function fit(view: "iso" | "top" | "front" | "side" = "top"): void {
-    if (!bounds) return;
-    const width = bounds.x[1] - bounds.x[0];
-    const depth = bounds.y[1] - bounds.y[0];
-    const distance = Math.max(width, depth, 20) * 1.35;
-    controls.target.set(0, 0, 0);
+  function placeCamera(target: THREE.Vector3, distance: number, view: ViewKind): void {
+    controls.target.copy(target);
     const positions = {
       iso: [distance, distance, distance],
       // 정확히 수직이면 lookAt이 화면 방향을 못 정해 첫 드래그에 화면이 뒤집힌다.
@@ -248,7 +253,7 @@ export function createRouteViewer(): RouteViewer {
       side: [distance, distance * 0.25, 0],
     } as const;
     const [x, y, z] = positions[view];
-    camera.position.set(x, y, z);
+    camera.position.set(target.x + x, target.y + y, target.z + z);
     camera.near = Math.max(0.1, distance / 1000);
     camera.far = distance * 10;
     // 원근 45°(반각 tan ≈ 0.414)와 비슷한 화면 배율 — 뷰 전환 시 크기감이 유지된다.
@@ -256,6 +261,13 @@ export function createRouteViewer(): RouteViewer {
     controls.update();
   }
 
+  function fit(view: ViewKind = "top"): void {
+    if (!bounds) return;
+    const width = bounds.x[1] - bounds.x[0];
+    const depth = bounds.y[1] - bounds.y[0];
+    placeCamera(new THREE.Vector3(0, 0, 0), Math.max(width, depth, 20) * 1.35, view);
+  }
+
   async function reloadContours(interval: number): Promise<void> {
     if (!current || !bounds) return;
     current.interval = interval;