Close-up of concrete lamp under 3D printer nozzle.

Martin Oberhauser Harnesses SPI 3D Printing to Craft Intricate Concrete Lamps for Outdoor Spaces

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Written by Seth Sebastian

2026-06-04

Traditionally practical, outdoor lighting rarely crosses into the realm of artistic innovation. Yet, Martin Oberhauser’s Balloon Lamp challenges this norm by blending concrete with light in a poetic manner. The design integrates digital manufacturing techniques, elevating the lamp to a sculptural centerpiece that enchants outdoor settings.

Innovative Concrete 3D Printing

The magic of Oberhauser’s Balloon Lamp begins with its unique production method. Utilizing powder bed concrete 3D printing, or Selective Paste Intrusion (SPI), the lamp is crafted without traditional molds. Cement paste is precisely injected where the structure requires, allowing intricate and organic forms to emerge, unachievable by conventional methods.

Outdoor setting with several intricate concrete lamps.

Breaking Conventional Barriers

By removing conventional formwork, SPI frees designers to explore curves and intricate details. Oberhauser’s design captures a striking contradiction: the heaviness of concrete juxtaposed with the idea of a balloon’s lightness. This fascinating contrast grants the lamp a distinctive charm, revealing concrete’s softer and more expressive possibilities.

Explore how organic materials transform into artistic lamps for a unique fusion of design and nature.

Martin Oberhauser adjusting 3D printer settings.

Scale and Impact

The Balloon Lamp comes in diameters of 30 cm, 70 cm, and 100 cm. Each size alters the piece’s interaction with its environment. The smallest can enhance gardens or paths with subtle elegance, while the 70 cm version elevates courtyards and hospitality settings. At 100 cm, it stands as the world’s largest known 3D-printed cement lamp, transforming spaces into ambient landscapes.

Constructed for outdoor use, the material boasts high weather resistance, merging long-lasting strength with ethereal lightness. Its intelligent design harmonizes permanence with an atmospheric glow, transitioning seamlessly from day to night.

Concrete lamps displayed on a wooden table with plants.

Sustainability Meets Design

Fostering a sustainable manufacturing approach, 3D concrete printing reduces waste by placing material only where necessary. Without excess formwork, the process minimizes environmental impact, yielding an ecologically conscious yet highly detailed product.

The Balloon Lamp encapsulates the future of lighting design. It fuses the robustness of concrete, the precision of digital fabrication, and the warmth of illumination into a singular, evocative form. In outdoor spaces, it transforms from mere object to a serene presence, inviting tranquility into the landscape.

3D printer creating a detailed pattern in concrete.

Sources & Links

Source: yankodesign.com