Archive for August, 2011

WHAT IS THE LONG EXPOSURE IN PHOTOGRAPHY?

Usually, when photographers speak about long exposures they meant that the shiver is open for longer than can easily be palm held, though it’s positively not as elementary a clarification as that.

The first order of ride for a hand-holdable shot – the focal length in spin rule:

If your focal length is 30mm, then you should be equates to to palm reason a camera with a 1/30th of a second shiver speed. By palm hold, this just equates to that you should realistically be equates to to subdue the shiver and keep the camera from jolt so much that it shows up as a becloud print from camera movement.

"The dynamic photographer" prisoner by Thirugnanasambandam (Click Image to See More From Thirugnanasambandam)

The in spin order assumes that the theme is comparatively still. Posed. This order functions generally well with objects that lend towards not to move, and unfeeling tellurian beings that lend towards not to pierce or talk. If you were sharpened with a lens of focal length 300mm, then you’ll see that you need at slightest 1/300th of a second. And you will notice, we hope, that the longer the lens, the more the picture dances around in the viewfinder.

Which brings us to the utility of fixation the camera on a solid surface, generally when sharpened with longer lenses. And if you can’t put it on a solid surface, and you can’t use a tripod, then the best you can do is press the camera opposite your eye and front and have the camera tag at a good length so that it can also action as a arrange of triangular brace, from shoulder to camera.

So right away, the thought of “long exposure” is associated to your intentions. If you are using a long lens, and you can’t grasp a shiver speed that is the reciprocal of the focal length, and you don’t have anything to rest the camera on. It’s a long bearing – unless – of course you want to have camera shake up up up in the last image.

Image Stabilization (IS) is a good thing. we have it on the Canon 70-300mm lens, and it can easily save me one or two stops. By that we meant that if the focal length is 300mm, we can fire at 1/125th of a second, or even 1/60th but removing camera shake. And as shortly as that shiver symbol is median depressed, and IS is incited on, we can see through the viewfinder that camera shake up up up is almost gone.

As mentioned, stabilization will have no outcome on objects that are moving. And frankly, this is something that takes some knowledge and contrast to sense about. For example, I’ve beheld that a figure that cuts fast opposite the craft – contend from left to right – is almost positively going to confused with a shiver speed of reduction than 1/250th of a second no make a disproportion how solid the camera is. But even here, this depends on the lens. At slightest it seems that way to me.

The figure relocating from left to right at a consistent speed will be confused otherwise depending on the focal length. This is something we can’t swear to, but it does appear that way, though it might only be due to the relations size of the figure in the frame.

Nevertheless – we think this covers the vital points of what constitutes a long exposure, but it doesn’t get to what the reader would design to review about underneath this exposure, i.e “the really long exposure.” What for example is the disproportion in between an bearing of one minute, and an bearing of 5 minutes?

With film, for example, there is the judgment of reciprocity. Film respect – what the heck is that and because should you care.

If by any possibility you are sharpened film, most drive-in theatre will contend that after a sure volume of time, respect sets in. That’s not a disease. It just equates to that the volume of bearing decreases according to a sure bend that is sold to that movie after a sure volume of time. Shooting tri-x for example (once a obvious film) the volume of bearing that you get after 10 mins is not 10 times as much as what you got with one minute.

Ah laddies, it’s a long theme with many a spin and turn. Let me discuss about the long prolonged bearing as it relates to digital shots in the subsequent post.

About the Author
http://www.beckermanphoto.com (The black and white photography store of Dave Beckerman)
http://dbeckerman.wordpress.com (Dave Beckerman’s New York photography blog)

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BUTTERFLY PICTURES: HOW TO CAPTURE THEM

"Butterfly" prisoner by Bryan (Click Image to See More From Bryan)

What else do you know that can review to the pretentious colors you see when you look through your camera lens at a butterfly? Maybe a moth sitting on a pleasing shining flower. It doesn’t get any prettier than that.

If you’re propitious enough to have a grassed area with flowering plants that capture these swift beauties, and you’re into photography, hopefully, you’ve been removing some good shots. But, if that doesn’t report your situation, you might find some of these tips beneficial in removing started.

There are 3 good environments for photographing butterflies. The outdoors, grassed area settings, and moth farms or houses. People have been pciking up butterflies for centuries. Catching them, murdering them and displaying them on play and in cases. Catching them on movie is a good alternative. The moth gets to live and the cinema live on.

You don’t have to have a lot of special apparatus or a big, costly camera to proceed your moth photography. Actually, you might be spending a lot of time removing up and down off the belligerent to get those good shots. The not as big point and fire camera and the preference of a peculiarity fanny container camera bag would be just undiluted for moth photography. You’ll also need a good assisting of calm and a lot of time. You can’t go out and call butterflies. You can, however, set yourself up to have the best probable event to find butterflies to photograph.

Butterflies are captivated to colors and scents. If your enterprise is to sketch butterflies in their healthy habitat, you might go out a day or so forward of time to fix up an area that has the right conditions for moth photography. A integrate good places to look would be fields that are installed with wildflowers or areas of slightly wet or wet soil. If you live in an area that is sensuous with forests, rivers, streams, and waterfalls look in those areas for some undiluted shots of these pretentious creatures.

If you have a grassed area filled with flowering plants of purple, lavender, white, yellow, orange, and red, you should be means to go out your back door, set up your tripod, and wait for for for the butterflies to appear. Some of the most renouned flowering plants for butterflies are alyssum, dahlias, honeysuckle, impatients, marigolds, petunias, sunflowers, candytuft, and zinnias. You can also assistance inspire them to your grassed area by putting out some over grown ripened offspring or nectar. Butterflies are captivated to the smell of rotting fruit.

Check your credentials prior to you’re begin your print shoot. Ideally, try to constitute yourself so that the credentials respect the butterfly. Do your best to support the shot to discharge neglected credentials items. Get as tighten to the theme as you presumably can, but scaring it away, so that the moth fills the picture. Another way to understanding with neglected credentials images is to set your camera to fuzz the background. Butterflies are captivated to flowering plants that are in the object rsther than than the shade, so be positioned scrupulously when receiving your shots.

Photo prisoner by Claudio Trezzani (Click Image to See More From Claudio Trezzani)

Have your camera bag packaged and ready the day before, so you can conduct out early in the morning. Have additional movie or mental recall cards, additional batteries, and a tripod. As with most photography, the best time to sketch butterflies is possibly early in the sunrise or late in the evening. Not only is the lighting best, but the butterflies won’t be quite as active during these times of the day when it’s cooler. It will give you a little more time to take the shot when the moth comes into view. Take as many cinema of the moth as you can prior to it flies away. Don’t wait for for for what you think might be the undiluted shot or you might not get a design at all.

About the Author:
Suzanne VanDeGrift has grown this essay for M-ROCK.COM, manufacturer of a Fanny Pack System.

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HOW TO PHOTOGRAPH WATERFALLS

"Running Free" prisoner by Mark Broughton (Click Image to See More From Mark Broughton)

I adore water. Coming from Ontario where lakes and rivers abound, I’d outlay complete summers at our lodge as a child presumably in or on the water. I’m still drawn to it like steel to a magnet, so it’s not startling that after guidance the technique to emanate the pleasing cinema like in this article, we was sharpened every watercourse we could find!

If you have waterfalls in your area, or are formulation a outing where you will have entrance to waterfalls, rapids, etc, keep the following few tips in thoughts for some pleasing and thespian captures.

As referred to in my essay How to Shoot Fireworks, a tripod is at the tip of the list for equipment, together with a remote wire release. Mirror lock-up is good if your camera has it. The reason for all this is that we’re aiming for that silky, surreal effect, which requires the shiver to be open one second or more.

Some critical factors are movie speed, or ISO environment if you’re sharpened digital. Because we want a good long exposure, ISO 100 or reduce is ideal. An cloudy sky is best, as it provides diffused light, as against to the oppressive shadows and highlights of approach sunlight. Filters are critical here too: see the list just below.

In the end, all these elements work easily together to get the preferred shiver speed of two to 5 seconds, presumably more.

For equipment, you’ll need a…

• good SLR that you can put into presumably primer or orifice priority mode.
• tripod.
• neutral firmness filter, and filter land system such as Lee or Cokin.
• polarizing filter.
• remote wire recover for the camera.

So the setup goes as follows: find a good multiple of your H2O subject, which doesn’t have to be a full-frame of the complete waterfall, as infrequently just a small apportionment of it is all you need for an in effect and pleasing shot. And, it doesn’t have to be an tangible full-blown watercourse – any H2O relocating over rocks and such still come out pleasing with this technique. Set your tripod at the lowest probable tallness for stability, and if it’s windy, cling to your camera bag off it to supplement weight.

"Long Exposure" prisoner by Ævar Guðmundsson (Click Image to See More From Ævar Guðmundsson)

The f-stop should be set for limit abyss of field, not only to say concentration opposite the complete image, but also to minimize the volume of light entering your camera – remember, we’re seeking for a long exposure. A environment of f-22 might means a slight bit of blurriness due to light fringing. Photons essentially hook a slight bit around pointy edges (i.e. your camera’s orifice blades), so you’ll need to experiment. Perhaps f-13 or f-19 will best fit your lens.

Adjust the polarizing filter to discharge as much thoughtfulness as possible, then take a celebration of the mass of the theme with your camera in orifice priority, observant the shiver speed. If it’s too fast, then you will want to presumably stop down the aperture, and/or supplement a neutral firmness filter or two. we lift a one-stop as well as a two-stop, so not only do we have the preference of a one or two stop rebate in light, but if we smoke-stack them, we can get 3 stops of light rebate which is good for those really long exposures.

So, you’ve stoical your image, and found the right multiple of f-stop and filters to grasp the preferred shiver speed. There are two techniques for banishment the shutter. If you keep the camera in orifice priority, and pierce your face divided from the camera to outing the shiver with your remote cable, your bearing will be incorrect. Light entering the eyepiece affects the in-camera metering, so presumably keep your eye in the eyepiece, or cover it with your palm when banishment the shutter.

The other process it to note the shiver speed when composing, put the camera into primer mode, and set the shiver to that metered value. You can then back off from the camera and outing the shiver with no worries about the camera becoming different any settings on you. If you occur to have lost your remote wire at home (which I’ve finished more than once), just use the camera’s timer feature. That way, you’re not jiggling the camera when the shiver fires.

A discerning word about picture stabilizing technology: either it’s in the camera or in your lens, spin it off unless the manufacturer says it’s written to be activated while on a tripod. Some even clarity when they’re on a tripod, and moderate counterpart slap, such as Canon’s 70-200 f2.8L IS USM lens. Otherwise, withdrawal it on essentially will fuzz your image.

"Silken Glow" prisoner by Debra Vanderlaan (Click Image to See More From Debra Vanderlaan)

So, examination with your settings. Play with longer and shorter shiver speeds, underneath and over exposing, etc. You will then get a good feel for your camera’s capabilities, which leads to more pleasing cinema to supplement to your collection. Although this is a technique used to emanate many images you see in coffee list books, etc, it’s still a gratifying knowledge formulating your very own!

Enjoy!

About the Author:
James Hutchison is a connoisseur of the New York Institute of Photography, and a part of of the National Association of Photoshop Professionals. See more of his work at: http://www.burnstownimages.ca/

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CANON POWERSHOT SD4500IS REVIEW SPECS AS WELL AS FEATURES

Using Canon PowerShot SD4500IS IS Lightweight Digital ELPH Camera your undiluted print is never ever too distant away, due to a hugely absolute wizz lens which facilities a 10x Optical Zoom. The videos might have got all the realistic realism of Full High clarification (1920 x 1080) and also you will share them rught away in [...]