diff --git a/furniture-3d-system/src/app/intake/non-integrated/NonIntegratedAiWhiteBackgroundPanel.test.tsx b/furniture-3d-system/src/app/intake/non-integrated/NonIntegratedAiWhiteBackgroundPanel.test.tsx
index da11e130..cfeed57d 100644
--- a/furniture-3d-system/src/app/intake/non-integrated/NonIntegratedAiWhiteBackgroundPanel.test.tsx
+++ b/furniture-3d-system/src/app/intake/non-integrated/NonIntegratedAiWhiteBackgroundPanel.test.tsx
@@ -153,6 +153,12 @@ describe("NonIntegratedAiWhiteBackgroundPanel", () => {
     fireEvent.click(screen.getByRole("button", { name: "放大原图" }));
     expect(previewImage).toHaveStyle({ transform: "scale(1.25)" });
 
+    fireEvent.wheel(lightbox, { deltaY: -100 });
+    expect(previewImage).toHaveStyle({ transform: "scale(1.5)" });
+
+    fireEvent.wheel(lightbox, { deltaY: 100 });
+    expect(previewImage).toHaveStyle({ transform: "scale(1.25)" });
+
     fireEvent.click(screen.getByRole("button", { name: "重置原图缩放" }));
     expect(previewImage).toHaveStyle({ transform: "scale(1)" });
 
diff --git a/furniture-3d-system/src/app/intake/non-integrated/workspaces/ai-white-background/NonIntegratedAiWhiteBackgroundPanel.tsx b/furniture-3d-system/src/app/intake/non-integrated/workspaces/ai-white-background/NonIntegratedAiWhiteBackgroundPanel.tsx
index a87acb5c..dc0c7e81 100644
--- a/furniture-3d-system/src/app/intake/non-integrated/workspaces/ai-white-background/NonIntegratedAiWhiteBackgroundPanel.tsx
+++ b/furniture-3d-system/src/app/intake/non-integrated/workspaces/ai-white-background/NonIntegratedAiWhiteBackgroundPanel.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import { useEffect, useState } from "react";
+import { type WheelEvent, useEffect, useState } from "react";
 import {
   AlertCircle,
   ImageIcon,
@@ -179,6 +179,8 @@ function getTargetFinishLabel(finish: AiWhiteBackgroundTargetFinishOption) {
 const AI_WHITE_BACKGROUND_PREVIEW_ZOOM_MIN = 0.5;
 const AI_WHITE_BACKGROUND_PREVIEW_ZOOM_MAX = 3;
 const AI_WHITE_BACKGROUND_PREVIEW_ZOOM_STEP = 0.25;
+const AI_WHITE_BACKGROUND_PREVIEW_WHEEL_ZOOM_FACTOR =
+  AI_WHITE_BACKGROUND_PREVIEW_ZOOM_STEP / 100;
 
 function formatPreviewZoom(value: number) {
   return `${Math.round(value * 100)}%`;
@@ -197,6 +199,7 @@ function AiWhiteBackgroundImageLightbox({
   zoom,
   onZoomIn,
   onZoomOut,
+  onWheelZoom,
   onResetZoom,
   onClose,
 }: {
@@ -205,6 +208,7 @@ function AiWhiteBackgroundImageLightbox({
   zoom: number;
   onZoomIn: () => void;
   onZoomOut: () => void;
+  onWheelZoom: (deltaY: number) => void;
   onResetZoom: () => void;
   onClose: () => void;
 }) {
@@ -219,6 +223,16 @@ function AiWhiteBackgroundImageLightbox({
     return () => document.removeEventListener("keydown", handleKeyDown);
   }, [onClose]);
 
+  const handleWheelZoom = (event: WheelEvent<HTMLDivElement>) => {
+    if (Math.abs(event.deltaY) < 0.5) {
+      return;
+    }
+
+    event.preventDefault();
+    event.stopPropagation();
+    onWheelZoom(event.deltaY);
+  };
+
   return (
     <div
       data-testid="ai-white-background-lightbox"
@@ -227,6 +241,7 @@ function AiWhiteBackgroundImageLightbox({
       aria-label={alt}
       className="fixed inset-0 z-[9999] flex flex-col bg-black/92 text-white"
       onClick={onClose}
+      onWheel={handleWheelZoom}
     >
       <div
         className="pointer-events-none absolute left-0 right-0 top-0 z-10 flex items-center justify-between gap-3 px-4 py-3"
@@ -400,13 +415,17 @@ export default function NonIntegratedAiWhiteBackgroundPanel({
     setPreviewImage(null);
     setPreviewZoom(1);
   };
-  const zoomInlinePreview = (direction: 1 | -1) => {
+  const adjustPreviewZoom = (delta: number) => {
     setPreviewZoom((current) =>
-      clampPreviewZoom(
-        current + direction * AI_WHITE_BACKGROUND_PREVIEW_ZOOM_STEP,
-      ),
+      clampPreviewZoom(current + delta),
     );
   };
+  const zoomInlinePreview = (direction: 1 | -1) => {
+    adjustPreviewZoom(direction * AI_WHITE_BACKGROUND_PREVIEW_ZOOM_STEP);
+  };
+  const zoomPreviewWithWheel = (deltaY: number) => {
+    adjustPreviewZoom(-deltaY * AI_WHITE_BACKGROUND_PREVIEW_WHEEL_ZOOM_FACTOR);
+  };
 
   return (
     <div className="flex h-full min-h-0 flex-col overflow-hidden rounded-[8px] bg-[#f7f8f8] text-[#2d3335]">
@@ -783,6 +802,7 @@ export default function NonIntegratedAiWhiteBackgroundPanel({
           zoom={previewZoom}
           onZoomIn={() => zoomInlinePreview(1)}
           onZoomOut={() => zoomInlinePreview(-1)}
+          onWheelZoom={zoomPreviewWithWheel}
           onResetZoom={() => setPreviewZoom(1)}
           onClose={closeInlinePreview}
         />