Haida has lately launched an affordable USB-powered Anti-Fog Velcro belt that wraps across the exterior of a lens and retains it heat, subsequently stopping it from fogging because the temperature dips.
Chilly climate isn’t actually an issue for the Nothern Hemisphere which might be why it could have gone unnoticed when the corporate launched it in June. However now that winter is properly on its means, the Haida Anti-Fog Belt has significantly extra enchantment and caught the eyes of DPReview. Powered by way of USB, this $20 belt wraps across the exterior or lenses and retains them heat and, subsequently, prevents them from fogging when the inner parts get chilly.
Digicam lenses have the identical drawback that every one glass does when it is available in contact with altering temperatures. The “fog” on a lens is definitely water droplets condensing on the weather. This wouldn’t be an enormous drawback if the condensation passed off on the skin of the lens, however a lot of the time it takes place on the within the place it may possibly’t be simply wiped off with a material. Lenses will fog when the temperature of the entrance glass of the lens dips just a few levels beneath the dew level.
Photographers can battle this by holding the lens heat, and one technique to go about it’s to wrap a set of single-use hand heaters across the lens to maintain it from getting too chilly. These hand heaters are inconsistent and wasteful, although, so they’re typically seen as much less efficient than a devoted, powered answer.
That is the place the Haida Anti-Fog belt is available in. After wrapping the belt round a lens, it may possibly hold a lens persistently in a specific warming vary after the connected USB-A cable has been plugged into an influence supply, like a battery pack. The wrap has three energy settings: Excessive (55 to 65-degrees Celcius), Medium (45 to 55-degrees Celcius), and Low (35 to 45-degrees Celcius). The corporate doesn’t say how a lot energy the belt attracts at any of the three settings, nevertheless.
Fstoppers reviewed the Haida Anti-Fog belt earlier this 12 months and located it to work precisely as marketed. For many who wish to shoot at evening or in chilly climates, the $20 belt looks like a stable funding.