RDG 235 Ergonomics Colour Lighting PDF (2024-2025)

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HarmoniousTerbium

Uploaded by HarmoniousTerbium

Universiti Sains Malaysia

2025

USM

Dr. Firzan Aziz

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colour psychology lighting design ergonomics interior design

Summary

These are notes from a RDG 235 Ergonomics course, specifically focusing on colour, lighting, and spatial effects. The document includes material about the psychological impacts of colour and light on human behaviour.

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RDG 235 ERGONOMICS COLOUR-LIGHTING & SPATIAL EFFECTS Dr. Firzan Aziz...

RDG 235 ERGONOMICS COLOUR-LIGHTING & SPATIAL EFFECTS Dr. Firzan Aziz Interior Architecture Programme School of Housing, Building and Planning Disclaimer: All copyrights and trademarks of materials used in this presentation belong to their respective owners and are used under Fair Use for educational purposes. Week Date Topic Lecturer 1 15 Okt. Introduction. What is Ergonomics? The Importance Of Ergonomics In Design Ergonomic Application/functionality 2 22 Okt. Dr. Syarmila Hany Haron & Product Design (Course Coordinator) Human & Machine Interface. (Office Ergonomics - Workspace Design & 3 29 Okt. Seating ) (Hand-in Assignment 1, 25%) 4 5 Nov. Design For Safety, Security, Against Vandalism 5 12 Nov. Anthropometric and Human Dimension Dr. Jaki Interior Design and Human Factors 6 19 Nov. Dr. Jaki (Hand-out Assignment 1) Design For Usability & Serviceability, Design For The Environment, 7 26 Nov. Sustainability Dr. Jaki 8 2-8 Dec MID SEMESTER BREAK Ergonomics & Internal Space 9 10 Dec. Dr. Syarmila (Hand-in Assignment 2, 25%) Chair & Design Seating 1 10 17 Dec. Dr. Syarmila (Hand-out Assignment 2) 11 24 Dec. Universal Design 1 Dr. Firzan Universal Design 2 12 31 Dec. (Hand-in Presentation, 10%) 13 7 Jan Research Day Behavioural Aspects - Psychology Of Colour, Environmental Psychology 14 14 Jan (Hand-out Presentation) Dr. Firzan TODAY 15 21 Jan Psychology of Lightings and Effects to different spaces 27 Jan - 2 16 STUDY WEEK Feb 2025 17-18-19 3 Feb-23 Feb 2025 EXAM intro Environmental psychology is a field of study that examines the interrelationship between environments and human affect, cognition, and behavior (Bechtel & Churchman, 2002; Gifford , 2007; Stokols & Altman ,1987). The field has always been concerned with both built and natural environments (Stokols, 1995; Sundstrom, Bell, Busby, & Aasmus, 1996). COLOUR Historical observation Early colour uses in architecture has a strong connection with the arts of painting and carving. No light = no colour Ancient people decorated the cave they occupied using Humans associate colour with colours. emotions Ancient Egyptians believed in the magical abilities of In ID/IA, colour is described colour as cure and therapy as the most emotional for ailments. element Colour is constantly around us, having endless variety refraction https://www.livescience.com/32559-why-do-we-see-in-color.html …What style is this? LIGHT Light is a critical environmental factor! Light consists bundles of photons (energy travelling in wave motion), known as electromagnetic radiation (Daniel, 2001). Light is measured in lux and foot candle units: 1-foot candle = 10.76 lux (McCormick, 1990). Lighting is a very important design and functional element for operating environments! (Kamaruzzaman & Zulkifli, 2014). …our bodies respond to the psychological effects of lighting, and it often changes our moods. …lighting is for people, so there must be an understanding of the visual quality that users need for health, safety, and enjoyment. “…when we are exposed to a new environment, we tend to cognitively try to find a match in our memory that fits the new environment. This helps us interpret and understand a new environment, and might make it seem less daunting or intimidating… finding familiarity in the unknown helps us adapt” - The Experience of Nature: A Psychological Perspective by Rachel and Stephen Kaplan. Highlight building elements, spaces, paintings, textures, etc. that people may find familiar. …Lighting designers -> think about how behaviour is affected by lighting. Highlight areas of an environment to help draw people’s attention can help them find familiar objects, spaces and structures. Melatonin? Regulates sleep-wake cycle Serotonin?? Contributory to feeling well and happy Blue/white light makes us energetic and can interrupt sleep patterns if exposed to around bedtime. Blue light suppresses melatonin levels. Brain cells tend to be the most sensitive to blue wavelengths and the least sensitive to red wavelengths. Blue wavelengths can even have an impact on those who are blind, when it comes to circadian rhythms. longer wavelengths, less energy. "white light" or There is an inverse relationship between sunlight the wavelength of light rays and the (also amount of energy they contain. called Sunlight contains visible light rays and also electro- invisible ultraviolet rays that can tan or magnetic radiation) burn the skin. HEV light rays make the sky look blue. The eye is not very good at blocking blue light. UV could lead eye damage - cataracts, snow blindness, a pinguecula and/or pterygium, and even cancer. shorter wavelengths, more energy. The light spectrum A pterygium (tuh-RIJ-ee-uhm) is an elevated, wedged-shaped bump on the eyeball that starts on the white of the eye (sclera) and can invade the cornea. A.K.A "Surfer's Eye" A pinguecula (pin-GWEK-yoo- lah) is a yellowish, slightly raised thickening of the conjunctiva on the white part of the eye (sclera), close to the edge of the cornea. Poor building performance poses a risk towards the safety and health of the building users (Khalil, Kamaruzzaman, & Baharum, 2016). Poor IEQ is contributory to Sick Building Syndrome on building users which includes tired eyes, tiredness, dry skin, runny nose, dizzy, headache, blurred vision, sore throat, cough, glare, itchy nose, itchy skin, wheezing, breathing difficulty, itchy eye, rash, stress, anxiety, chest tightness, and tension or nervousness. *Study published by OSRAM Brighter light can intensify emotions, while low light doesn’t remove emotions, but amount of light given off by a keeps them steady. People BRIGHTNESS light source make more rational decisions in low light and find it easier to agree with others in negotiation. Natural light can make you happier, but colours created by colour HUE 3 main artificial light can also evoke different emotions and have other effects on the body. qualities More saturated hues of light in can have amplifying effects on emotions, while muted colours SATURATION intensity of a colour relation can dampen emotions. to colour. Interesting research People follow the brightest path like moths—attracted to brightness. findings L R Study by Taylor and Sucov (1974) Equal level of illumination= 69% of the people went to the right. When the left had a higher level of illumination= 75% of the people went to the left. Brightness trigger attention (focal point). Misc. People do not like to sit in brightness but like to see brightness. Lighting can cause people to alter body positions. …Measurement tools HOBO- for monitoring natural light Light meter- for monitoring artificial light RED RED can be used to portray love, romance, gentle, warm, comfort, energy, excitement, intensity, life, passion, danger, leadership, courage and friendship. ? BLUE BLUE can be used to portray trust, loyalty, wisdom, confidence, intelligence, faith, truth, sincerity, cleanliness, air, sky, water, health, tranquillity. Blue can be used to lower high blood pressure or to calm people down. It’s also used for light therapies for people who have circadian rhythm disorders. YELLOW YELLOW can be used to portray happiness, laughter, cheer, warmth, optimism, hunger, intensity, frustration, anger, attention-getting, caution, sickness, jealousy, intellect and energy. Yellow can sometimes be beneficial in the treatment for depression. VIOLET Purple is more Purple is not reddish a spectral and colour saturated, violet is Purple and more violet look bluish and similar only less to humans saturated. PURPLE can be used to portray royalty, power, nobility, luxury, ambition, wisdom, dignity, independence, creativity, mystery, magic and romance. Purple light can help reduce emotional and mental stress. ORANGE ORANGE can be used to portray happiness, energy, enthusiasm, warmth, wealth, prosperity, sophistication, change and stimulation. Orange stimulates the creative thought process and can help people come up with new ideas. GREEN GREEN can be used to portray nature, growth, cool, money, health, envy, tranquillity, harmony, calmness, fertility, safety and ambition. Green light therapy stimulates the creation of growth hormones and strengthens muscles, bones and other tissues. It can also boost immune system. How about B&W? B&W? Black is the absence of light. White light comprises all hues on the visible light spectrum. Technically, black and white are not colors, they augment colours. Yet, they do function like colors. They evoke feelings. https://www.adobe.com/sea/creativecloud/design/discover/is-black-a- color.html#:~:text=Black%20is%20the%20absence%20of%20light.&text=Some%20consider%20white%20to%20be,colors%2C%20they're%20shades. BLACK BLACK can be used to portray authority, power, strength, evil, intelligence, thinning/slimming, death or mourning, elegance, formality, mystery, fear, prestigious and aggressive. WHITE WHITE can be used to portray purity, innocence, cleanliness, sense of space, neutrality, safety, beginning, faith and coolness. CASE STUDY: Malam Yayasan Amal USM ENGLISH THEME I LILAC-LAVENDER NIGHT @ Equatorial Hotel FOLLOW SPOT FRESNEL LIGHT MOVING HEAD LIGHT c/w GOBO EFFECT LED PAR LIGHT RESIDENTIAL LIGHTING STRATEGY/EQUIPMENTS PRIMARIES OTHERS Prepared by: Dr Firzan Aziz Interior Architecture Programme, School of Housing, Building and Planning, Universiti Sains Malaysia

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