diff --git a/Documentation/basics.md b/Documentation/basics.md
index eb99c22..ee3a3b8 100644
--- a/Documentation/basics.md
+++ b/Documentation/basics.md
@@ -298,7 +298,7 @@ Each artist has **exactly one hall**. The hall is a rectangular room sized to fi
 | Floor | Herringbone **parquet** procedural texture (`parquetFloorTexture.ts`) |
 | Wall tint | Gallery walls blend the artist’s **movement colour** into cream plaster tones |
 | Frame finish | **Unchecked** works: black moulding; **Reviewed** (`checkup_checked`): bright gold moulding at **double width** |
-| Influence lamps | A golden picture light appears **above frames** whose work has any influence-graph edge (`has_influence_links` from the API) |
+| Influence lamps | A golden picture light appears **above frames** whose work has any influence-graph edge (`has_influence_links` from the API); fixture is mounted **upside down** (`InfluencePictureLamp` in `VirtualGallery.tsx`) |
 | Curator-note plates | A small brass plate hangs **beneath frames** that have non-empty `curator_notes` |
 | Eye-level viewing | Frame centres sit at **eye height (~1.65 m)**; the camera stays **level with the floor** (no pitch up/down) |
 | Open centre | Floor and ceiling only — no columns, pedestals, or other centre objects |
@@ -341,7 +341,7 @@ Enter from the home page by clicking a **movement name** on the movement flow (`
 | Lighting | Daylight from windows + ceiling track lights + ambient/sun fill |
 | Back wall | **Exit double doors** → **Wing navigator** (jump to any wing) or **Exit to Timeline** |
 | Front wall | Open **“Next wing →”** archway when a later wing exists; walk through or press `E` when near |
-| Influence lamps | Same golden lamps as artist halls when `has_influence_links` is true |
+| Influence lamps | Same golden upside-down lamps as artist halls when `has_influence_links` is true |
 | Missing images | Draped canvas cover in frame |
 | Detail return | **Back to Gallery** from painting detail returns to the same wing with camera preserved; **Back to Timeline** exits the hall entirely |
 
diff --git a/Documentation/data-and-images.md b/Documentation/data-and-images.md
index e823ac1..c2dd14d 100644
--- a/Documentation/data-and-images.md
+++ b/Documentation/data-and-images.md
@@ -183,7 +183,7 @@ Influence data drives:
 
 - **Painting detail** — *Influenced By* (left) and *Influenced* (right) panels: painting thumbnails, artist portraits, or movement colour swatches, plus notes, aspects, period labels, and citations
 - **3D hall exit** — predecessor and successor artists grouped by movement (from painting and artist sources)
-- **3D gallery lamps** — golden picture light above frames with any influence edge (`has_influence_links` on painting API responses)
+- **3D gallery lamps** — golden picture light above frames with any influence edge (`has_influence_links` on painting API responses); rendered upside down in `InfluencePictureLamp`
 
 ### Audit duplicate influence links
 
diff --git a/client/src/components/VirtualGallery.tsx b/client/src/components/VirtualGallery.tsx
index 4057d9f..0106b9a 100644
--- a/client/src/components/VirtualGallery.tsx
+++ b/client/src/components/VirtualGallery.tsx
@@ -676,7 +676,7 @@ function InfluencePictureLamp({
   const scale = 1.35;
 
   return (
-    <group position={[0, mountY, frameDepth * 0.55]} scale={scale}>
+    <group position={[0, mountY, frameDepth * 0.55]} rotation={[Math.PI, 0, 0]} scale={scale}>
       <mesh position={[0, 0.04, -0.05]} renderOrder={30}>
         <boxGeometry args={[0.11, 0.05, 0.05]} />
         <meshStandardMaterial color="#2f2f2f" metalness={0.9} roughness={0.2} />