Light Measuremeants
Different spells will affect light in various ways. Harath uses Lux to determine the amount of light that something generates. 1 Lux is equivalent to 1 sq meter of light. The following chart gives some common values generated by the formula = 10(Mana/20):
Lighting Values
| Power | Lux | Indoor Scale (3m distant) | Tasks | Spaces | Outdoor Scale | Visibility |
|---|---|---|---|---|---|---|
| 0 | Total Darkness | -10 to visual tasks | ||||
| 0.00001 | Near Total Darkness | -7 to visual tasks | ||||
| 0.0005 | Moonless, cloud covered night | -6 to visual tasks | ||||
| 0.002 | Starlight, no moon | -5 to visual tasks | ||||
| 0.01 | Starlight, 1/4 moon | -4 to visual tasks | ||||
| 0.05 | Moon below Half | -3 to visual tasks | ||||
| 0.2 | Moon above Half | -2 to visual tasks | ||||
| 1 | 1.12 | Candle | Deep Twilight | -1 to visual tasks | ||
| 5 | 1.78 | Nightlight | Late twilight on a cloudy day (6:30 PM Feb in VA) | +5 Hide in Shadows | ||
| 10 | 3.16 | Alarm Clock | Residential Walkway | Early twilight on a clear day (6:30PM Feb in VA) | +4 Hide in Shadows | |
| 15 | 5.62 | Nightlight | Pedestrian walkway | Pedestrian walkway | +3 Hide in Shadows | |
| 20 | 10.00 | 15 watt incandescent bulb | Commercial Walkway | Well lit street at night | +2 Hide in Shadows | |
| 25 | 17.78 | 25 watt incandescent bulb | Street Intersection | Parking Deck Lighting | +1 Hide in Shadows | |
| 30 | 31.62 | 30 watt incandescent bulb | Min reading | Sidewalk | Sun on a clear day (1810 Feb in VA) | |
| 35 | 56.23 | 40 watt incandescent bulb | Stairs, Ramps | Pump Island at Gas Station | ||
| 40 | 100.00 | 60 watt incandescent bulb | TV Viewing | w/in 3 m of ATM | Very Dark Overcast Day | Casual Seeing |
| 45 | 177.83 | 100 watt incandescent bulb | Dining | Outdoor merchandise display | Sun on a clear day (0640 Feb in VA) | Some perception of details |
| 50 | 316.23 | 150 watt incandescent bulb | Reading | Classrooms | Moderately easy visual tasks | |
| 55 | 562.34 | 60 watt Fluorescent light bulb | Writing | Office Building | Moderately difficult visual tasks | |
| 60 | 1,000.00 | Computer Projector | Studying | Treatment Rooms | Overcast Day | Very difficult visual tasks |
| 65 | 1,778.28 | Studio Lighting | Fine work and inspection | TV Studio | Stadium Lighting | Extremely difficult visual tasks |
| 70 | 3,162.28 | Dental Lighting | Assembly of minute items | Dental Office | Exceptionally difficult visual tasks | |
| 75 | 5,623.41 | Grow Lighting | most difficult inspection, extra fine assembly, bench and machine work. | Dental Office | -1 Hide in Shadows | |
| 80 | 10,000.00 | Grow Lighting | very special visual tasks of extremely low contrast and small size. | Sun on a clear day (0900 Feb in VA) | -2 Hide in Shadows | |
| 85 | 17,782.79 | very special visual tasks of extremely low contrast and small size. | Sun on a clear day (1000 Feb in VA) | -3 Hide in Shadows | ||
| 90 | 31,622.78 | Operating Room | Sun on a clear day (1100 Feb in VA) | -4 Hide in Shadows | ||
| 95 | 56,234.13 | Operating Room | Operating Room | Sun on a clear day (1200 Feb in VA) | -5Hide in Shadows | |
| 100 | 100,000.00 | Sun on a clear day (1200 Feb in VA) | ||||
| 103 | 141,253.75 | Sun on a clear day (1200 Feb at the equater) |