SpiralLighting BlogSpot
It’s a common misconception that warm light makes you sleepy while cool light keeps you awake. In fact, the combination of light color and brightness decides your mental state and sleep feeling. Proper collocation creates human-friendly healthy lighting.
This A60 smart LED bulb brings flexible smart lighting for modern homes. Controlled via Tuya APP with three connectivity choices, it switches between vivid RGB colors and warm-to-cool tunable white light. Dimmable brightness, timer schedules and smart automation help build personalized lighting scenes for different occasions. Energy-saving construction and wide platform compatibility make it an ideal smart lighting option.
Object color is not fixed. The perceived color of materials depends entirely on light spectrum and color temperature. This page explains how light reshapes color appearance, clarifies metamerism and SPD differences, compares traditional CRI and the advanced TM-30 standard, and demonstrates how tunable-spectrum LEDs deliver accurate, authentic color and texture performance for professional lighting design.
Modern lighting design is evolving beyond visibility and energy saving. With people spending over 90% of their time indoors, human-centric and health-measurable lighting has become the new industry frontier. Artificial sunlight lighting scientifically optimizes indoor light spectrum to match natural daylight features, supporting human physiology, improving comfort, productivity and long-term indoor health. It abandons exaggerated marketing...
Radar sensor LED lights adopt advanced microwave induction technology based on the Doppler effect. Different from traditional PIR infrared sensors that only sense heat, radar sensors transmit high-frequency radio waves to detect moving objects through glass, wood and thin walls, offering higher sensitivity and stability. This article explains the working principle of radar inductive lights and analyzes common failures caused by signal...
UGR (Unified Glare Rating) is the core international standard for evaluating lighting comfort and anti-glare performance. Widely required in premium offices, schools, hospitals and commercial projects, UGR values directly determine visual comfort, space grade and project acceptance results. Lower UGR ratings deliver healthier vision, higher-end lighting effects and more reliable project performance, helping buyers and designers avoid...
SDCM, also known as MacAdam ellipse, is a vital quality parameter to evaluate color consistency of lighting products. A lower SDCM value means better color stability and higher light quality. It is widely applied in offices, retail, architecture, outdoor and industrial lighting, and plays an important role in improving overall project quality and user experience.
LED lighting suppliers should note: big retail chains bring scale but hidden risks—cash flow strain, pricing pressure, and compliance costs.
An overview of beam angle types, its importance in high-end lighting, and business advantages for South American markets, helping procurement and product managers upgrade lighting solutions.
Many clients wonder why a room still looks dark and cheap even with sufficient lux levels. This guide differentiates Lux (light quantity) and Luminance (visual light quality), explaining how wall materials, light balance and low-glare UGR design shape high-end spatial atmosphere. Spiral Lighting helps you deliver comfortable, textured ambient lighting beyond simple datasheet parameters.
Most buyers only focus on lumens, while lighting professionals pay more attention to CRI (Color Rendering Index). This guide explains CRI definition, Ra level differences from Ra80, Ra90 to Ra95+, and reveals hidden parameters including R9 value, spectral distribution and TM-30. Master CRI knowledge for better lighting consultation, project planning and sales.
Have you ever wondered why mainstream white LED lighting relies on blue chips? This article explains the physical characteristics of blue light, technical limitations of green and red LEDs, and the economic benefits of mass production, revealing why blue chips become the core base of modern lighting.
