
Originally Posted by
wheezing donkey
And for a very similar price to a Petzl Ultra, you could have a Hope Vision 4, with twice the light output! And crafted with love in Barnoldswick, to boot! As opposed to moulded on a plastics production line in Frog-land. That is how Hope get the full output from their LEDs, the machined aluminium housing acts as a heat sink, whereas Petzl go for a moulded plastic housing ( cheap & easy manufacturing ) that will not dissipate the heat, hence the LEDs have to be throttled back even on the highest setting.