







Paul Thursfield
Paul Thursfield, the designer of Smooth, is a visionary British designer known for transforming complex ideas and emerging technologies into elegant, commercially successful products. With a multidisciplinary career spanning various design domains and product categories, his work has earned more than 20 internationally recognized design awards.
In recent years, he has developed a particular passion for lighting design, drawn to its power to craft delightful experiences and enhance the way people live and work. Paul lives and works in Eindhoven, a recognized European hub for design and technology innovation, where he continues to explore new frontiers in creating meaningful, human-centred design solutions.

Configure Smooth Cylinder
Meet Smooth Cylinder, the ultimate pendant spotlight that allows you to perfectly match any hospitality and residential environment in a sustainable, stylish, and functional way. Mix and match color and texture options for the front ring and housing for a unique and luxurious effect. This lighting solution comes in different light recipes to suit your needs and offers a honeycomb accessory for reduced glare and better light distribution.
Smooth Cylinder is part of the Smooth family featuring a 3D-printed housing crafted from at least 65% recycled or bio-circular materials and a heatsink from 85% recycled aluminum. Its circular design makes it upgradable, reusable, serviceable, and recyclable, making it a sustainable and long-lasting lighting solution. Also, all luminaires of the Smooth family can seamlessly connect to smart systems (e.g., Interact) for easy lighting management and additional energy savings.
Key specifications
- Three different mount options (with perfect fit) - For different installation needs
- Rich pallet of housing and front ring colors
- Textured front rings for the luxurious effect
- Various light recipes to choose from - 3000K, 4000K, Premium White and PremiumColor
- Wide range of beam angles to choose from
- Options for Optics - Collimator / Reflector
- Honeycomb – to reduce Glare and control light direction
- Efficacy up to 140 lm/w
- Option for CRI80 or CRI90
- Lumens : 1000 - 2000 Lumens
- Different Driver options – Non Dimming / DIA (Dali interact Dimming / WIA (Wireless interact dimming)
- Lumen maintenance (EN-IEC 62722-2-1) at median useful life: 100,000hrs* to L80 @ 25°C Ta"
Operational & Certifications
IP20 / IK02
Electrical Class II
+10°C to +35°C
CE, RoHS
650°C
5 Years
Schematic Light Drawing

Driver variants

PSU (Non dimming)

Dali Interact wired (DIA)

Interact wireless (WIA)
Optical
LED Module
CRI80+, 3000K
CRI80+, 4000K
CRI90+, 3000K (PW930/PC930)
CRI90+, 4000K (PW940)
CRI 80: SDCM<3
CRI 90: SDCM<2
100,000hrs* to L80 @ 25°C T* Ref Spec sheet for details
Electrical
220-240vac
50-60 Hz
0.9
< 10% at 50,000 hrs for Tambient 25°C
PSU (Non-dimming)
DIA (DALI InterAct Wired)
WIA (InterAct Wireless)
Sustainability
All printed parts are produced with at least 65% recycled or mass-balanced bio-circular plastics -> Recycled or mass-balanced bio-circular plastics
Heat Sink made of 85% Post consumer recycled aluminium.
LED
LED board
High reflective Aluminium reflector / PMMA Collimator
Downloads
- Specification sheet Smooth Cylinder
- Photometry Smooth Cylinder
- Disassembly instructions Smooth Cylinder
- EPD Pendant surface mounted
- EPD Pendant surface track
- EPD Pendant recessed
- Mounting instruction Smooth Cylinder
- Declaration of conformity RED - Smooth Cylinder
- Declaration of conformity LVD - Smooth Cylinder
Smooth Cylinder
