Tower of Terror Hidden Reveal Light Sign

🎬 Twilight Zone Tower of Terror Hidden Reveal Light Sign

Step into… The Twilight Zone 👁️

This Tower of Terror inspired light-up sign features a unique hidden reveal effect, giving you two looks in one display using layered prints, translucent filament, and backlighting.

With the lights OFF, you’ll see the classic Hollywood Tower Hotel sign…
Turn the lights ON, and the hidden Tower of Terror design emerges from within 👻

This is a true “how did you do that?!” display piece and perfect for any Disney fan setup.

✨ Features

• 🔄 Hidden reveal effect
  • Lights OFF → Hollywood Tower Hotel
  • Lights ON → Tower of Terror appears
• 🧩 Layered insert system
  • Thin translucent front panel creates the illusion
  • Back panel contains the hidden design
• 💡 Designed for LED backlighting
• 🧲 Magnetic assembly (no screws required)
• 🎭 Clean “day to night” transformation

⚠️ Material Requirement (IMPORTANT)

• Translucent PLA is REQUIRED for the front panel
  • This allows light to pass through and reveal the hidden design
  • Opaque filament will NOT produce the effect

🔌 Lighting Setup

• Designed to fit the Bambu CMYK LED Backlight Board (FAZ007)
• Provides even lighting for a smooth and consistent reveal
• Alternative lighting may work, but results can vary

🧲 Magnet Requirement (REQUIRED)

This print requires magnets to hold the assembly together properly

• Uses 6x2mm neodymium magnets
  → Example: 6x2mm Neodymium Magnets (320pcs set)

📦 Quantity:

• 14 magnets required

🧩 Magnet Installation Tips

• Test polarity BEFORE gluing
• Use CA glue or B-7000
• Install magnets flush into slots in both plates
• Best method:
  • Insert magnets on one side first
  • Stack matching magnets
  • Glue the opposite side to ensure perfect alignment

🖨️ Print Settings

• Layer Height: 0.2mm
• Walls: 2–3
• Infill: 10–15%
• Supports: Not required

📦 Print Quantity (IMPORTANT)

Print the following:

• Front Plate – x1
• Back Plate – x1
• Outer Sign (Hollywood Tower Hotel) – x1
• Inner Sign (Tower of Terror) – x1
• LED Spacer – x2
• LED Dimmer – x2–3 (I used 3 for best results)

🎨 Color Suggestions

• Frame: Marble / light gray (stone look)
• Inner border: Dark gray or black
• Outer Sign & Inner Sign: Translucent clear and light blue PLA
• LED Dimmer: White PLA

🧩 Assembly Instructions

1. Install LED board into the back plate
2. Add first LED spacer
3. Place LED dimmer pieces on top of the spacer
4. Add second LED spacer (dimmers sit between spacers)
5. Insert Outer Sign “Hollywood Tower Hotel” in Front plant from the back
6. Stack Inner Sign “Tower of Terror” sign  behind outer sign
7. Attach front plate using magnets

💡 Lighting Tips

• Blue or cool white lighting gives the best Tower of Terror vibe
• More dimmers = softer, more diffused glow
• Fewer dimmers = brighter, stronger reveal
• Thinner translucent panel = better hidden effect
• Spacer + dimmer setup helps eliminate LED hotspots

🎭 The Effect

• Lights OFF → Classic Hollywood Tower Hotel signage
• Lights ON → The sign transforms into Tower of Terror 😈

🎢 Perfect For

• Disney ride fans
• Hollywood Studios displays
• Halloween décor
• Desk or shelf centerpiece

This is one of those prints that really wows in person — the moment the light flips on is pure magic 🔥

If you make one, be sure to share it — I’d love to see your version!