Photometric Data File Viewer
Following the the basic photometric performance for the product you selected.
For additional calculation capabilities, download this file and use a
lighting design software package such as Visual.
| TEST: | | LTL15258 | | DATE: | | 7/13/06 | | MANUFAC: | | LITHONIA/GOTHAM | | LUMCAT: | | ATH 70MT4 4WIDE | | LUMINAIRE: | | 4" LENSED DOWNLIGHT 70WATT T4 WIDE DISTRIBUTION. | | LAMPCAT: | | CDM70/TC/830 | | LAMP: | | ONE 70-WATT CLEAR T4 BI-PIN CERAMIC METAL HALIDE, VERTICAL BASE UP POS. | | BALLAST: | | RACK |
| Number Lamps: | |
1 |
| Lumens Per Lamp: | |
6400 |
| Photometric Type: | |
Type C |
| Luminous Width: | |
-0.36 ft |
| Luminous Length: | |
-0.36 ft |
| Luminous Height: | |
0 ft |
| Ballast Factor: | |
1 |
| Input Watts: | |
93 |
| Efficiency (Total): | |
61.5 % |
| Efficiency (Up): | |
0.0 % |
| Efficiency (Down): | |
61.5 % |
| | Spacing Criteria | | | Angle | Value | | | All | 1.16 |
| |
Candela Values: |
| |
0 |
| 0 | | 2,809 | | 2.5 | | 2,730 | | 5 | | 2,572 | | 7.5 | | 2,465 | | 10 | | 2,442 | | 12.5 | | 2,460 | | 15 | | 2,474 | | 17.5 | | 2,467 | | 20 | | 2,445 | | 22.5 | | 2,437 | | 25 | | 2,461 | | 27.5 | | 2,533 | | 30 | | 2,595 | | 32.5 | | 2,549 | | 35 | | 2,266 | | 37.5 | | 1,831 | | 40 | | 1,376 | | 42.5 | | 924 | | 45 | | 522 | | 47.5 | | 235 | | 50 | | 93 | | 52.5 | | 45 | | 55 | | 29 | | 57.5 | | 22 | | 60 | | 17 | | 62.5 | | 14 | | 65 | | 11 | | 67.5 | | 10 | | 70 | | 7 | | 72.5 | | 6 | | 75 | | 5 | | 77.5 | | 4 | | 80 | | 3 | | 82.5 | | 2 | | 85 | | 2 | | 87.5 | | 1 | | 90 | | 0 |
| | Average Luminance (cd/sq.m) | | | 0 | 45 | 90 | | 55 | | 5,374 | 5,374 | 5,374 | | 65 | | 2,766 | 2,766 | 2,766 | | 75 | | 2,053 | 2,053 | 2,053 | | 85 | | 2,439 | 2,439 | 2,439 |
|