How To Prevent Camera Lens From Fogging At Night

Condensation in Camera | How to Defog Your Lens

One 2d, you're happily shooting at Gullfoss waterfall on the Golden Circumvolve in Iceland, getting completely drenched by the spray as you huddle in the snowfall. Your easily are numb from the common cold and you can't even feel your nose.

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The next second, you're dorsum in your vehicle trying warm up with the heater up full-smash. You lot reach for your camera and attempt to play dorsum the images when suddenly, you realise that there'south something different with the viewfinder. The centre appears to be almost white.

On closer inspection, information technology's non really a problem with the viewfinder at all; there seems to exist a layer of fog all over your lens. Yous can see information technology equally you look into the front chemical element of your lens, trying your all-time to wipe it away. However, the fog doesn't budge.

It soon becomes articulate that the fog is deep within the elements – an area that you can't immediately get to without disassembling the entire lens. Although it may feel similar the finish of the world, your photographic camera is non destroyed and information technology's not time to put mural photography aside but however. You're nearly to larn a very valuable lesson in scientific discipline that will help to improve the way that you use and care for your camera from hereon.

See likewise: What to Do if Your Camera Gets Water Damaged in Iceland

What is Lens Fog?

The fog that you've noticed inside your camera isn't fog at all. It's really a layer of condensation.

Condensation is the opposite of evaporation; rather than water molecules transforming from liquid into a gas in a process known equally vaporisation, the water changes instead from a gas in the air dorsum into a liquid form.

The moisture that you'll detect inside your lens occurs when there are dramatic changes in the air temperature or humidity. Information technology tin can happen when you lot become within after being out in the cold, when you take your photographic camera from a relatively cool surround such as your hotel out into a hot and humid geothermal expanse, or during any moment when your camera is unprotected in the way of atmospheric conditions such equally rain, sleet, or rogue spray from a waterfall.

Spray from a waterfall on a humid solar day can result in condensation on the front and inner elements of your lens. Photo by: 'Iurie Belegurschi'.

In general, condensation happens when the outer casing of your lens is cooled below what is known equally the 'dew point' of the air inside. The dew point is only the temperature at which the air within your lens is no longer able to hold all of the water vapour, pregnant that some of it volition need to be released back into its liquid class. Equally such, the water vapour changes back into moisture, causing beading and fogginess to appear on the within elements of your lens.

See besides: The Best Lenses for Landscape Photography in Iceland

Tin Condensation Ruin Photographic camera Equipment?

Condensation itself will not ruin your camera. A fogged upward lens also does not immediately mean that you will accept sustained whatever permanent damage to your equipment.

What you lot do demand to be worried near though is a build-upwardly of condensation behind the lens over a period of fourth dimension, which may result in the growth of mould. Needless to say, mould can and will destroy the internal workings of your equipment.

Having said that, the best thing to do is to try to prevent condensation from forming inside your camera or lenses whenever you can, and to remove the wet as soon equally possible once it has formed inside.

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Easy Steps to Forbid Camera Condensation

The central to avoiding condensation is to proceed the temperature of your camera and lens above the dew bespeak. This may audio overly scientific and technical to brainstorm with, simply you don't even have to take whatever noesis of what the dew point is to be able to put these steps into activity.

Every bit we explained, exposing your camera to different temperatures – such every bit when you movement from the blustery, rainy common cold conditions of wintertime in Iceland back into your vehicle or hotel – can result in a modify of temperature on the inside of your camera or lens. If your camera has been outside in a cold environment for a prolonged menstruation of time, then moving it immediately back into a warmer environs may cause condensation to grade.

Similarly, if you've been out shooting in a hot and steamy geothermal area such as the Icelandic Highlands, and so upon moving immediately back into the cold environment of your vehicle, the dreaded problem of condensation may form.

To prevent camera condensation from forming in your camera or lens, simply follow these easy steps:

Step 1. Protect Your Camera

It's piece of cake to get wet in your lens when shooting at a place like Skogafoss waterfall. Photo by: 'Iurie Belegurschi'.

If you already know that the conditions outside volition be overly common cold or warm and humid, or that there may exist the prospect of getting wet – such as when you'll be shooting in the mist at Skógafoss waterfall or getting in amidst the steamy fumaroles around the volcanic landscape of Lake Mývatn – and so the all-time thing to practise is to make sure that your photographic camera is covered.

You can make a DIY pelting cover yourself or purchase one from a camera shop or online. A rain cover is basically a thin piece of plastic that covers your camera to forbid it from getting wet. Yous could also utilize a plastic purse or a sandwich bag from your own lunch.

See likewise: 5 24-hour interval Wintertime Photo Workshop | South Coast, Glacier Lagoon & Waterfalls

Step 2. Keep Your Camera Warm

Have steps to protect your camera when shooting in wintertime in Republic of iceland. Photo by: 'Iurie Belegurschi'.

Although a pelting cover will help to proceed your photographic camera dry, it won't exist very much aid when information technology comes to protecting your camera from the cold weather in Iceland. You could use your waterproof ski jacket as a cover instead, merely that's if you're willing to part with it.

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An alternative is to keep your camera close to your trunk, which will aid to keep it warm.

This may be difficult though, as the terminal matter y'all'll want to do is to knock it off the tripod as you lot're taking a shot. Some people say that handling your camera without your gloves on may transfer some heat from your skin to the photographic camera itself, though when it'due south cold in Iceland, you'll hardly want to reveal your fingers to face the truthful extent of the bitter wind.

1 solution to this problem is the Camera Duck All Weather Cover, which is waterproof and designed to fit most DSLR cameras.

It has 4 small internal pockets into which you lot may place large air-activated heat packets, which will help to keep both your camera and your fingers nice and warm while you're using it.

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On the other hand, the Orion Dew Zapper Heating Strap is a special device designed to wrap around a lens and to gently replace lost heat, bringing the temperature inside back up to the the dew bespeak to foreclose condensation from occurring.

This device is primarily used for telescopes and by stargazers, though it volition piece of work only as well for winter landscape photography or when shooting the Northern Lights in Iceland. The only dilemma is that it requires a power supply which y'all may not necessarily have as yous travel around to remote places.

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Step 3. Allow Your Camera Gear to Acclimatise

Let your photographic camera acclimatise when moving from snowy conditions outdoors back into a warm hotel room. Photo by: 'Iurie Belegurschi'.

The final step to preventing condensation from forming inside your camera gear is to allow your equipment to acclimatise.

That means that as you move between one environment to the side by side where at that place are desperate changes in temperature or conditions – such equally from shooting the Northern Lights outside to the warm confines of your van – you should make sure that yous place your gear securely inside your camera handbag with all the zippers and compartments airtight. This will provide some degree of insulation for your camera, which will help to regulate temperature changes within the internal components.

This procedure of acclimatisation will allow your camera and the internal air to reach the aforementioned temperature equally the surrounding surroundings without condensation forming. So rather than whipping your camera out of the photographic camera purse as soon as you lot become back into your vehicle, slowly introduce it to the temperature change instead and make sure that any hot hair diggings from the heater doesn't blow direct into your lens.

Depending on the temperature differences, you may need to get out your gear in your photographic camera bag for a few hours to fully acclimatise. Although this may be a drag, it'southward a proficient fashion to prevent condensation from occurring.

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What if the Condensation Has Already Formed?

If condensation has already formed within your camera or lens, don't panic! There are a few things that you can practice to remove the condensation so that you lot tin exist dorsum out shooting in the landscapes of Iceland again in no time. The nigh important matter though is to not disassemble your lens from your camera. Doing and then may introduce more condensation into other parts of the elements.

Warming Your Camera Equipment

If your lens is foggy merely you're yet out and about shooting, and so try hopping inside your vehicle and plow the heater on. Make certain non to put it on total blast – you desire just enough estrus to gradually bring the cadre temperature of your camera and lens dorsum up in gild to remove the condensation. This might take some time, from fifteen minutes to an hour.

If you're most your accommodation, and so yous could head there and try using a hairdryer on depression rut. Be careful to wave the hairdryer around, so the rut is not concentrated on any one spot.

Although warming your equipment may be helpful, sometimes the fog disappears, only to come up dorsum a trivial later. Then keep in mind that warming your equipment quickly may not always be a sure-burn down fix.

See as well: 11 Day Northern Lights Photograph Workshop around Republic of iceland

Silica Gel Packets & Dehumidifiers

Some people travel with silica gel packets; we accept it a step further and travel with ziplock bags of silicone kitty litter. Both are cracking, in that they are fabricated of the aforementioned substance – sodium silicate – which absorbs around xl times its weight in liquid.

Try placing your gear within your camera bag with a few silica packs tucked near the camera and lens. Make certain to remove the bombardment and memory cards, too every bit to leave these compartments open up, to allow better airflow and for moisture to be completely absorbed from within your photographic camera.

Yous tin can likewise invest in a Hydrosorbent silica dehumidifier tin, which works in much the same mode. The silica gel is enclosed in an aluminium canister and will protect around three cubic feet of space. This is most suited for employ in smaller areas such as bags, suitcases or lens cases. Merely wait until your gear comes back up to the surrounding temperature and all of the condensation has dissipated before you accept it out to use again.

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Past following the steps above, you'll be able to prevent condensation from occurring inside your camera or lens in the first place. If disaster happens and it does occur, then you lot'll exist in a position to speed up the process with which the moisture transforms and dissipates back into the air, so that you'll be able to use your equipment to capture the spectacular landscapes of Republic of iceland in one case again.

Most the writer:Serena Dzenisis a landscape photographer based in Iceland. You tin can find more than of her work on her website or past post-obit her on Facebook and Instagram.

Accept you lot got any tips for managing condensation when you're out shooting in-field? Share them in the comments beneath!

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