Smart glasses: Prototypes 'look to rival Google Glass'

With an increasing number of firms looking to enter the wearable technology market, smart glasses were in abundance at this year's Ceatec electronics show in Japan.

New designs featured fitness trackers and technology that could act as a speedometer while cycling.

BBC Click presenter Marc Cieslak looks at the prototypes hoping to rival Google Glass in future.

Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.