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Teqniqal Systems,   LLC          Work / Task Lighting    Fumbling In The Dark                          -or-   How to NOT g...
Teqniqal Systems,   LLC             Work / Task Lighting             Presented by: Erich Friend        www.TheatreSafetyBl...
Teqniqal Systems,   LLC       Work / Task Lighting         Work /Task Light Areas           Backstage / Run-of-Show       ...
Teqniqal Systems,   LLC                      Work / Task Lighting                     The BIG Picture              What ar...
Teqniqal Systems,   LLC                              Work / Task Lighting                     The BIG Picture             ...
Teqniqal Systems,   LLC                         Work / Task Lighting                     The BIG Picture                  ...
Teqniqal Systems,   LLC                           Work / Task Lighting                     The BIG Picture                ...
Teqniqal Systems,   LLC                         Work / Task Lighting                     The BIG Picture                  ...
Teqniqal Systems,   LLC                     Work / Task Lighting                     The BIG Picture                      ...
Teqniqal Systems,   LLC                     Work / Task Lighting                     The BIG Picture                      ...
Teqniqal Systems,   LLC                         Work / Task Lighting                     The BIG Picture                  ...
Teqniqal Systems,   LLC                     Work / Task Lighting                     The BIG Picture                      ...
Teqniqal Systems,   LLC             Work / Task Lighting                     The BIG Picture          Light is like Sound ...
Teqniqal Systems,   LLC               Work / Task Lighting                     The BIG Picture               GLARE is Visu...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show       Typically      Blue Lights      Clip Lig...
Teqniqal Systems,   LLC                       Work / Task Lighting      Backstage / Run-of-Show                      Typic...
Teqniqal Systems,   LLC                       Work / Task Lighting      Backstage / Run-of-Show                      Typic...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-ShowTypically Blue    Lights   Clip Lights   And Sc...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show  Typically    Blue   Lights      Clip     Ligh...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show   Typically   Blue Lights     Scoop      Lights
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show    Typically   Blue Lights     Scoop?      / C...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show          Typically         Blue Lights  [Explo...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show      Typically     Blue Lights[Explosion-Proof...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show     Typically    Blue Lights   [Explosion-    ...
Teqniqal Systems,   LLC   Work / Task Lighting       Backstage / Run-of-Show       Typically      Blue Lights    [Explosio...
Teqniqal Systems,   LLC   Work / Task Lighting      Backstage / Run-of-Show     Typically    Blue Lights   Track Lights• N...
Teqniqal Systems,   LLC                            Work / Task Lighting      Backstage / Run-of-Show                     T...
Teqniqal Systems,   LLC                       Work / Task Lighting      Backstage / Run-of-Show                      Typic...
Teqniqal Systems,   LLC                       Work / Task Lighting       Backstage / Run-of-Show                       Typ...
Teqniqal Systems,   LLC                             Work / Task Lighting      Backstage / Run-of-Show                     ...
Teqniqal Systems,   LLC                       Work / Task Lighting      Backstage / Run-of-Show                      Typic...
Teqniqal Systems,   LLC          Work / Task Lighting                Forestage / Apron           This is a dangerous place...
Teqniqal Systems,   LLC        Work / Task Lighting                Forestage / Apron      This is a      dangerous        ...
Teqniqal Systems,   LLC             Work / Task Lighting                Forestage / Apron           This is a dangerous pl...
Teqniqal Systems,   LLC        Work / Task Lighting                Forestage / Apron     This is a     dangerous       pla...
Teqniqal Systems,   LLC          Work / Task Lighting                Forestage / Apron           This is a dangerous place...
Teqniqal Systems,   LLC                   Work / Task Lighting                Forestage / Apron           This is a danger...
Teqniqal Systems,   LLC              Work / Task Lighting                          CatwalksAre frequently visible from the...
Teqniqal Systems,   LLC                 Work / Task Lighting                          Catwalks            Hard Cut-off Lig...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageWhat Goes On Here? De...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageColor Correctness:Col...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageColor Correctness:Col...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageColor Correctness:Col...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageColor Correctness:Col...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageColor Correctness:Col...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & Stage         Brightness: ...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageLow GlareUse Dark or ...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageLow GlareUse Glare Sh...
Teqniqal Systems,   LLC                   Work / Task Lighting                          Shops & StageEnergy Efficiency•   ...
Teqniqal Systems,   LLC                          Work / Task Lighting                          Shops & StageLow Maintenanc...
Teqniqal Systems,   LLC              Work / Task Lighting    Dressing / Make-Up Rooms            Just a unique type of ‘sh...
Teqniqal Systems,   LLC   Work / Task Lighting    Dressing / Make-Up Rooms Fire, anyone?
Teqniqal Systems,   LLC   Work / Task Lighting    Dressing / Make-Up Rooms Fire, anyone?
Teqniqal Systems,   LLC   Work / Task Lighting    Dressing / Make-Up Rooms Electrocution, anyone?
Teqniqal Systems,   LLC   Work / Task Lighting    Dressing / Make-Up Rooms Electrocution, anyone?
Teqniqal Systems,   LLC                            Work / Task Lighting    Dressing / Make-Up Rooms  Exploding Glass or Me...
Teqniqal Systems,   LLC   Work / Task Lighting    Dressing / Make-Up RoomsColorCorrectness:Wall, Counter,& Ceilingfinishes...
Teqniqal Systems,   LLC   Work / Task Lighting    Dressing / Make-Up RoomsColor Correctness:
Teqniqal Systems,   LLC                                     Work / Task Lighting    Dressing / Make-Up RoomsHeat:77 lamps ...
Teqniqal Systems,   LLC   Work / Task Lighting
Teqniqal Systems,   LLC                         Work / Task LightingTeqniqal Systems Contact Information:•   Me           ...
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USITT 2012 session - Work & Task Lighting

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Fumbling in the Dark - a look at the illumination needs of the backstage production environment.

Published in: Design, Business, Technology
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USITT 2012 session - Work & Task Lighting

  1. 1. Teqniqal Systems, LLC Work / Task Lighting Fumbling In The Dark -or- How to NOT go bump in the night.
  2. 2. Teqniqal Systems, LLC Work / Task Lighting Presented by: Erich Friend www.TheatreSafetyBlog.blogspot.com
  3. 3. Teqniqal Systems, LLC Work / Task Lighting Work /Task Light Areas Backstage / Run-of-Show Forestage / Apron Catwalks Shops & Stage Dressing / Make-Up Rooms
  4. 4. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture What are we trying to do? Goals: • Light what we want to see. • Don’t light what we don’t want to see. • Minimize Light Spill. • Minimize Glare. • Appropriate Colors.
  5. 5. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? OSHA 1926.56(a) Table D-3. :• General construction area lighting . . . . . . . . . . .5 fc• General construction plant and shops (e.g. . . . mechanical and electrical equipment rooms, carpenter shops, rigging lofts and active store rooms, . . . and workrooms .) . . . . . . . . . . . . . . . 10 fc• First aid stations, infirmaries, and offices. . . . . 30 fc
  6. 6. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? IESNA Lighting Handbook 9th ed, 2000:• Chapter 3 – Vision and Perception. Low light visual processing and the threshold for seeing and reacting to light stimuli.• Chapter 19 – Industrial Lighting. “Physical hazards exist in manufacturing processes, so lighting is of the utmost importance as a safety factor in preventing accidents.”
  7. 7. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? IESNA Lighting Handbook 9th ed, 2000:• Chapter 29 - Emergency, Safety, and Security Lighting - Under the Lighting for Safety subheading: “Safe conditions are essential in any areas where there are people, and the effects of lighting on safety must be considered. . . . . Any factor that aids visual effectiveness increases the probability that a person avoids an accident or detects the potential cause of an accident and acts to correct it.”
  8. 8. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? IESNA Lighting Handbook 9th ed, 2000:• Chapter 29 - Emergency, Safety, and Security Lighting - “Figure 29-2 lists illuminance levels regarded as absolute minima for safety alone. They are provided for general guidance and should not be interpreted as regulatory requirements.”
  9. 9. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? IESNA Lighting Handbook 9th ed, 2000:
  10. 10. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? IBC 2003 – Section 10o6.2 – Illumination Level: The means of egress illumination level shall not be less than 1 foot-candle (11 lux) at the floor level.
  11. 11. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture How Much Light? The Bottom Line: Reading or general tasks: 35fc Detailed tasks: 50-100fc Lots of light is a good thing! You can almost always turn it down if you really think it’s too bright.
  12. 12. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture Light is like Sound Good: • Information you want to hear - Speech, Music, Machines Bad: • Stuff you don’t want to hear - Noise, Bad Music, Someone Else’s Conversation
  13. 13. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture Light is like Sound Improve the Signal–to-Noise Ratio Signal Noise What you What you Don’t want to see. want to see.
  14. 14. Teqniqal Systems, LLC Work / Task Lighting The BIG Picture GLARE is Visual Noise You typically don’t You typically want want to see the to see the objects light source. of your interest.
  15. 15. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Clip Lights • Hot • Fragile • Don’t stay-put • Ungrounded • Thin cord
  16. 16. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Clip Lights
  17. 17. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Clip Lights ( Only $75 US! )
  18. 18. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-ShowTypically Blue Lights Clip Lights And Scoops
  19. 19. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Clip Lights & Scoops
  20. 20. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Scoop Lights
  21. 21. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Scoop? / Clip? Lights
  22. 22. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights [Explosion-Proof!] Globe Lights • Glare • Little Useful Light • Washes Wall
  23. 23. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights[Explosion-Proof!] Globe Lights
  24. 24. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights [Explosion- Proof!] Globe Lights
  25. 25. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights [Explosion- Proof!] Globe Lights• Ungrounded when unscrewed
  26. 26. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Track Lights• Not Industrial Strength
  27. 27. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights • Battery Powered • Sticky Tape Mount • Minimal Glare Shield • Aimable
  28. 28. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Can Lights
  29. 29. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights Special • Partial shielding LED’s • LED based • Dimmable(Blues System) • Too much Wall Wash
  30. 30. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights MiniEllipsoidal • LED Lamp Lights • Shutters(Times Square • Dimmable LED21P) (Apollo LED 50) • Zero Glare
  31. 31. Teqniqal Systems, LLC Work / Task Lighting Backstage / Run-of-Show Typically Blue Lights • Makes nice LED Mini pathways. Ellipsoidal • Stays off Lights walls. • Long life.
  32. 32. Teqniqal Systems, LLC Work / Task Lighting Forestage / Apron This is a dangerous place!• Falls into Orchestra Pits• Falls into Front Aisle• Falls due to Rotating Footlights• Falls due to BLINDING GLARE• Falls due to Poor Contrast
  33. 33. Teqniqal Systems, LLC Work / Task Lighting Forestage / Apron This is a dangerous place! White Strips (Tape)
  34. 34. Teqniqal Systems, LLC Work / Task Lighting Forestage / Apron This is a dangerous place! Photolumenescent Strips (Glow Tape)
  35. 35. Teqniqal Systems, LLC Work / Task Lighting Forestage / Apron This is a dangerous place! LED’s -or- Pea Lamps
  36. 36. Teqniqal Systems, LLC Work / Task Lighting Forestage / Apron This is a dangerous place! EdgeLyteTM (Directional LED)
  37. 37. Teqniqal Systems, LLC Work / Task Lighting Forestage / Apron This is a dangerous place! White Strips (Internally Illuminated)
  38. 38. Teqniqal Systems, LLC Work / Task Lighting CatwalksAre frequently visible from the audience.• Masking-off the back side is easy, but• What about the front side?Need to place lights so they won’t be inthe line-of-sight to the audience.
  39. 39. Teqniqal Systems, LLC Work / Task Lighting Catwalks Hard Cut-off Light Photoluminescent Rope / Strip Light Paint /Tape
  40. 40. Teqniqal Systems, LLC Work / Task Lighting Shops & StageWhat Goes On Here? Design & Creation!For What? The Stage!Needs: Color Correctness Brightness Low Glare Energy Efficiency Low Maintenance
  41. 41. Teqniqal Systems, LLC Work / Task Lighting Shops & StageColor Correctness:Color Rendering Index (CRI - Ra)
  42. 42. Teqniqal Systems, LLC Work / Task Lighting Shops & StageColor Correctness:Color Rendering Index (CRI - Ri)
  43. 43. Teqniqal Systems, LLC Work / Task Lighting Shops & StageColor Correctness:ColorRenderingIndex (CRI)
  44. 44. Teqniqal Systems, LLC Work / Task Lighting Shops & StageColor Correctness:Color Temperature?What are you matching to?• 2700-2800K Realistic Incandescent• 3200K Ideal, Photography, TV Studio• 5400K Digital TV• 6400K Digital Cinema
  45. 45. Teqniqal Systems, LLC Work / Task Lighting Shops & StageColor Correctness:Color Temperature?What are you lighting with?• 2700-2900K long-life Incandescent• 3200K Studio Lamps• 5400K-7000K Arc Lamps in Spotlights, Moving Heads, etc. LED’s can be anything.
  46. 46. Teqniqal Systems, LLC Work / Task Lighting Shops & Stage Brightness: ies recommends: ~50-100 fc ~550-1100 lux The more detailed the task, the more light is needed to reduce eye strain.
  47. 47. Teqniqal Systems, LLC Work / Task Lighting Shops & StageLow GlareUse Dark or Non-reflective baffles in fixtures to reduce off-axis emissions. with not
  48. 48. Teqniqal Systems, LLC Work / Task Lighting Shops & StageLow GlareUse Glare Shields to reduce off-axis emissions. without with
  49. 49. Teqniqal Systems, LLC Work / Task Lighting Shops & StageEnergy Efficiency• Incandescent light is mostly heat.• HID is slightly better.• Fluorescent is usually better.• LED’s can be much better. Daylight CCT is good for general work, but not so good for matching to stage lights.
  50. 50. Teqniqal Systems, LLC Work / Task Lighting Shops & StageLow Maintenance (labor cost $$)Incandescent life: ~500-3000 HoursFluorescent life: ~3000-8000 Hours (lamp) ~10,000-20,000 Hours (ballast)HID / MH life: ~5,000-15,000 Hours (lamp) ~10,000-20,000 Hours (ballast)LED (L70): ~50,000-80,000 Hours (lamp) >100,000 Hours (power supply)
  51. 51. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up Rooms Just a unique type of ‘shop’.With:• Electrical Hazards• Thermal Hazards• Space Constraints• Color Concerns
  52. 52. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up Rooms Fire, anyone?
  53. 53. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up Rooms Fire, anyone?
  54. 54. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up Rooms Electrocution, anyone?
  55. 55. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up Rooms Electrocution, anyone?
  56. 56. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up Rooms Exploding Glass or Melting Spooge, anyone? NEC: 520.72 Lamp Guards. All exposed incandescent lamps in dressing rooms, where less than 2.5 m (8 ft) from the floor, shall be equipped with open-end guards riveted to the outlet box cover or otherwise sealed or locked in place.
  57. 57. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up RoomsColorCorrectness:Wall, Counter,& Ceilingfinishes canmake adifference.
  58. 58. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up RoomsColor Correctness:
  59. 59. Teqniqal Systems, LLC Work / Task Lighting Dressing / Make-Up RoomsHeat:77 lamps x 60W4,620 Watts99% HEATLED:77 lamps x 7.8W600 Watts(LEDnovation 93 CRI 2700K) Extra Electrical Draw from Air Conditioning Due to Incandescent Lamps: ~15,000 Watts
  60. 60. Teqniqal Systems, LLC Work / Task Lighting
  61. 61. Teqniqal Systems, LLC Work / Task LightingTeqniqal Systems Contact Information:• Me Erich Friend• Phone: 817.249.4024• Skype: teqniqal• Web: www.teqniqal.com• Blog: www.TheatreSafetyBlog.blogspot.com• E-mail: efriend@teqniqal.com• Mail: P.O. Box 126287 Fort Worth, Texas 76126

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