Narrow-gauge integrated power and suspension under 1/8" in diameter.; Choose Portal in 5.5” or 9” diameter, or both.; Multiple direct and indirect optics and beam options transcend typical point source applications with exceptional uniformity, lower energy densities and maximum visual comfort with efficacies up to 150 lm/w.; Breakthrough optics technology distributes light, transforming point source into pure architectural geometry while delivering an unrivalled visual experience.; Portal has been designed for maximum versatility. Multiple diameters, forms, and connection options to integrate into architecture. Minimal and quiet, or singular and bold, Portal is perfectly suited to many applications.