Readability part 2 - Low operating temperature

Test report: E-MTR-0002-00

Objective:
To compare the difference in readability at low temperature.

Displays used:
VFD module: CU20025ECPB-W1J (top)
LCD: HDM20216L (bottom)

Weather conditions:
Temperature:
- Mean: 6°F
- High: 17°F
- Low: -5°F
Moisture:
- Dew Point: -4°F
- Average Humidity: 60
- Maximum Humidity: 76
- Minimum Humidity: 43
Wind:
- Wind Speed: 6 mph (SW)
- Max Wind Speed: 16 mph
- Max Gust Speed: 23 mph
- Visibility: 10 miles

Results:
At lower temperature the LCD (bottom) has slow response time where as the VFD is unaffected.