Lighting Binder Kaitlyn Mohan.pdf

Lighting Binder INTR351-001 KAITLYN MOHAN FALL2022

A n t o i n e t t e W e s t p h a l C o l l e g e o f M e d i a A r t s & D e s i g n D r e x e l U n i v e r s i t y D e p a r t m e n t o f A r c h i t e c t u r e + I n t e r i o r s __________________________________________________________________________________________________ Lecture Worksheet __________________________________________________________________________________________________ COURSE INTR 351 - Lighting INSTRUCTOR Annette Hladio, Annette@archltg.com , 610-449-4049 Introduction to lighting 1. How many points are given for late work? Answer – No points given for late work 2. What is reverse engineering? Answer- looking at everything around you and dissecting whether you like it or don’t like it and deciding on what to change about it. What is a “lumen”? Answer- how they measure light. “pieces” of light 3. What is the definition of light? Answer- a member of a large family of phenomena called electromagnetic radiation. Visually evaluated radiated energy 4. What is CRI? Answer- Color Rendering Index - The more the wavelengths that come out of a light source the more the opportunity a surface must reflect light

A n t o i n e t t e W e s t p h a l C o l l e g e o f M e d i a A r t s & D e s i g n D r e x e l U n i v e r s i t y D e p a r t m e n t o f A r c h i t e c t u r e + I n t e r i o r s 5. What is color temperature? Answer- if a light source gives more of one wavelength than another, than our brains translation of the light is a slight color difference Measures in degrees kelvin 6. What 3 things do we need to see color? Answer- light source, receptor, object that reflects that color 7. What is melatonin? Answer- a dose of what makes you sleep or what makes you sleepy 8. How does light color effect the circadian rhythm? Answer- blue light suppresses the effect of melatonin 9. What common devices effect circadian rhythm? Answer- cell phones and laptops 10. What color light would you use for a 3 rd shift production floor to help employees remain awake? Answer- blue light will suppress the act of melatonin 11. What part of lighting can create issues for Neurodiverse people? Answer- flickering or strobing light

A n t o i n e t t e W e s t p h a l C o l l e g e o f M e d i a A r t s & D e s i g n D r e x e l U n i v e r s i t y D e p a r t m e n t o f A r c h i t e c t u r e + I n t e r i o r s __________________________________________________________________________________________________ Lecture Worksheet __________________________________________________________________________________________________ COURSE INTR 351 - Lighting INSTRUCTOR Annette Hladio, Annette@archltg.com , 610-449-4049 Daylight 1. What are the 4 major times of the year daylight is measured? Answer – spring equinox – March 21 Summer solstice- June 21 Fall equinox – September 21 Winter solstice – December 21 2. What 2 times of the year look the same? March 21 and September 21 3. What two elements effect the sun’s path? Elevation and rotation 4. What types of devices/ elements are used to allow daylight into a building? Light Shelves, skylights clerestory, sawtooth clerestory, monitor

A n t o i n e t t e W e s t p h a l C o l l e g e o f M e d i a A r t s & D e s i g n D r e x e l U n i v e r s i t y D e p a r t m e n t o f A r c h i t e c t u r e + I n t e r i o r s 5. Which face of the building never receives direct daylight in the norther hemisphere? The north side will not receive sunlight because of the northern hemisphere . 6. On the East & West Face of the building- what type of blinds are best? Better off with vertical blinds so you can rotate 7. On the North & South Face of the building- what type of blinds are best? Horizontal blinds cause as the sun rises you can close them 8. What types of devices are used to harvest daylight? Light Shelves, skylights clerestory, sawtooth clerestory, monitor 9. How far into a room will direct daylight penetrate thru a window? Twice the height of the window Roughly 6ft, and not any further than 10ft 10. In addition to light, what else does direct daylight add to a space? Heat gain and glare control 11. What illness is created by lack of daylight? Seasonal affective disorder

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