reiserlab · floesche · Jan 23, 2026 · Jan 23, 2026
diff --git a/CLAUDE.md b/CLAUDE.md
@@ -42,13 +42,12 @@ Standard panel generations:
 - G3: 32mm width, 8x8 pixels (circle LEDs)
 - G4: 40.45mm width, 16x16 pixels (circle LEDs)
 - G4.1: 40mm width, 16x16 pixels (rotated rectangle LEDs)
-- G5: 40mm width, 20x20 pixels (rotated rectangle LEDs)
 - G6: 45.4mm width, 20x20 pixels (rotated rectangle LEDs)
 
 Arena radius formula: `cRadius = panelWidth / (tan(alpha/2)) / 2` where `alpha = 2*PI/numPanels`
 
 ### LED Specifications
-- G4.1, G5, G6 use 0604 LED package: 0.6mm × 0.4mm = 1.5:1 aspect ratio
+- G4.1, G6 use 0604 LED package: 0.6mm × 0.4mm = 1.5:1 aspect ratio
 - LEDs are rectangles rotated 45° on the panel (not diamonds)
 - G3, G4 use circular LED visualization
 
@@ -64,7 +63,7 @@ Arena radius formula: `cRadius = panelWidth / (tan(alpha/2)) / 2` where `alpha =
 ### State Object
 ```javascript
 state = {
-    panelType: 'G6',      // G3, G4, G4.1, G5, G6
+    panelType: 'G6',      // G3, G4, G4.1, G6
     numCols: 12,          // panels around (from 2D editor URL params)
     numRows: 3,           // panels vertically
     activePanels: null,   // array of active column indices, null = all
@@ -85,7 +84,7 @@ Format: `arena_{gen}_{cols}c{rows}r_{pattern}[_stats]_{timestamp}.png`
 Example: `arena_G6_12c3r_sine120_stats_2026-01-17T10-30-45.png`
 
 ### URL Parameters
-- `gen`: Panel generation (G3, G4, G4.1, G5, G6) - defaults to G6
+- `gen`: Panel generation (G3, G4, G4.1, G6) - defaults to G6
 - `cols`: Number of columns (panels around) - defaults to 10
 - `rows`: Number of rows (panels vertically) - defaults to 3
 - `active`: Comma-separated 0-based indices of active panels (omitted if all active)

diff --git a/README.md b/README.md
@@ -24,7 +24,7 @@ Create and edit 20×20 pixel patterns for G6 panels with:
 ### Arena Layout Editor ✅ Ready
 Configure arena geometry and panel layout for G3-G6 display systems with:
 - SVG-based visualization with labeled dimensions
-- Support for all panel generations (G3, G4, G4.1, G5, G6, Custom)
+- Support for all panel generations (G3, G4, G4.1, G6, Custom)
 - Click-to-toggle panels for partial arena designs
 - Angle offset control for arena rotation
 - Export PDF for documentation
@@ -37,7 +37,7 @@ Configure arena geometry and panel layout for G3-G6 display systems with:
 ### Arena 3D Viewer ✅ Ready
 Interactive 3D visualization of arena configurations with:
 - Three.js-based 3D rendering with orbit controls
-- Accurate LED visualization (rotated rectangles for G4.1/G5/G6, circles for G3/G4)
+- Accurate LED visualization (rotated rectangles for G4.1/G6, circles for G3/G4)
 - Pattern visualization: All On, Grating (square wave), Sine wave
 - Animated pattern rotation with efficient color-only updates
 - Standard view presets (top-down, cardinal directions, fly view from center)

diff --git a/arena_3d_viewer.html b/arena_3d_viewer.html
@@ -453,7 +453,6 @@ <h1>Arena 3D Viewer</h1>
                 <button class="gen-tab" data-gen="G3">G3</button>
                 <button class="gen-tab" data-gen="G4">G4</button>
                 <button class="gen-tab" data-gen="G4.1">G4.1</button>
-                <button class="gen-tab" data-gen="G5">G5</button>
                 <button class="gen-tab active" data-gen="G6">G6</button>
             </div>
         </div>
@@ -607,13 +606,7 @@ <h3>View Controls</h3>
                 pixels_horizontal: 16,
                 pixels_vertical: 16
             },
-            'G5': {
-                panel_width_mm: 40,
-                panel_height_mm: 40,
-                panel_depth_mm: 6.35,
-                pixels_horizontal: 20,
-                pixels_vertical: 20
-            },
+
             'G6': {
                 panel_width_mm: 45.4,
                 panel_height_mm: 45.4,
@@ -1357,8 +1350,8 @@ <h3>View Controls</h3>
             const ledSpacingY = height / totalPixelsV;
             const ledSize = Math.min(ledSpacingX, ledSpacingY) * 0.35; // LED size relative to spacing
 
-            // Check if this panel type uses rotated rectangle LEDs (G4.1, G5, G6)
-            const useRotatedRectLEDs = ['G4.1', 'G5', 'G6'].includes(state.panelType);
+            // Check if this panel type uses rotated rectangle LEDs (G4.1, G6)
+            const useRotatedRectLEDs = ['G4.1', 'G6'].includes(state.panelType);
 
             // 0604 LED package: 0.6mm x 0.4mm = 1.5:1 aspect ratio
             // The LED is a rectangle rotated 45 degrees on the panel
@@ -1375,7 +1368,7 @@ <h3>View Controls</h3>
                     const localZ = panelThickness + 0.001; // just in front of border
 
                     if (useRotatedRectLEDs) {
-                        // Create rectangle rotated 45 degrees for G4.1, G5, G6
+                        // Create rectangle rotated 45 degrees for G4.1, G6
                         // 0604 package: 0.6mm x 0.4mm = 1.5:1 aspect ratio
                         const baseSize = ledSize * 0.5;
                         const rectW = baseSize;                      // half-width of rectangle

diff --git a/arena_editor.html b/arena_editor.html
@@ -464,7 +464,6 @@ <h2>Configuration</h2>
                         <button class="gen-tab" data-gen="G3">G3</button>
                         <button class="gen-tab" data-gen="G4">G4</button>
                         <button class="gen-tab" data-gen="G4.1">G4.1</button>
-                        <button class="gen-tab" data-gen="G5">G5</button>
                         <button class="gen-tab active" data-gen="G6">G6</button>
                         <button class="gen-tab" data-gen="Custom">Custom</button>
                     </div>
@@ -622,14 +621,7 @@ <h3>Custom Panel Configuration</h3>
                 pin_dist_mm: 4.57,
                 pin_config: 'single'
             },
-            'G5': {
-                panel_width_mm: 40,
-                panel_depth_mm: 6.35,
-                pixels_per_panel: 20,
-                num_pins: 10,
-                pin_dist_mm: 4.57,
-                pin_config: 'single'
-            },
+
             'G6': {
                 panel_width_mm: 45.4,
                 panel_depth_mm: 3.45,

diff --git a/data/reference_data.json b/data/reference_data.json
@@ -93,21 +93,6 @@
 "panel_depth_mm":6.35,
 "pixels_per_panel":16
 },{
-"panel_type":"G5",
-"num_panels":8,
-"panels_installed":[1,2,3,4,5,6,7,8],
-"c_radius_inches":1.9009555609236968,
-"c_radius_mm":48.284271247461895,
-"back_c_radius_inches":2.1509555609236966,
-"back_c_radius_mm":54.634271247461889,
-"degs_per_pixel":2.25,
-"azimuthal_pixels":160,
-"azimuth_coverage":360,
-"azimuth_gap":0,
-"panel_width_mm":40,
-"panel_depth_mm":6.35,
-"pixels_per_panel":20
-},{
 "panel_type":"G6",
 "num_panels":8,
 "panels_installed":[1,2,3,4,5,6,7,8],
@@ -194,14 +179,6 @@
 "pin_dist_mm":4.57,
 "pin_config":"single"
 },
-"G5":{
-"panel_width_mm":40,
-"panel_depth_mm":6.35,
-"pixels_per_panel":20,
-"num_pins":10,
-"pin_dist_mm":4.57,
-"pin_config":"single"
-},
 "G6":{
 "panel_width_mm":45.4,
 "panel_depth_mm":3.45,