Bicycle Lighting - Beam Patterns
 These pages are published with acknowledgement to
the brilliant and original Beam Comparison page by Andreas Oehler / Olaf Schultz


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Cateye Micro HL-500II, fitted with lithium batteries

 Photos in each set were taken using the same fixed exposure and white balance settings.
Batteries were pre-used for 40 minutes, to give a stable working voltage. Total battery runtime through all these pictures was around 5 minutes, using the same set of batteries wherever possible.

Set 1:
Target distance 4 metres. The two reflective strips are about 15 degrees off axis. Another green reflective strip (far right) is about 25 degrees off axis.

Exposure Notes:
Nikon Coolpix 885
ISO 400, 1 sec, f2.8
White balance 'incandescent'

Set 2: (new LED pix)
Target distance 5 metres.
Exposure Notes:
Canon Powershot Pro1
ISO 200, 0.8 sec, f4.5
White balance 'cloudy'