Clock, Three Different Ways (3pics)

Camera: Pentax K-r
F-stop: f/4.5
Exposure Time: 13 sec.
ISO: 100
Exposure Bias: +1.3
Focal Length: 35

Now Exposure Time Becomes 5 seconds:

Camera: Pentax K-r
F-stop: f/4.5
Exposure Time: 5 sec.
ISO: 100
Exposure Bias: 0
Focal Length: 42

Changing Lightening: From Stand Light to Candle

Camera: Pentax K-r
F-stop: f/4.5
Exposure Time: 30 sec.
ISO: 100
Exposure Bias: +3
Focal Length: 42