Monday, 29 November 2010

Why And How To Choose Lenses: PART 3

This is a continuation of PART 2 which was on aesthetic properties of lenses. In this part, I talk a bit on perspective distortion which is the different looks a photo has depending on the distance to the subject and also about different renditions of color and contrast of lenses. There are no rules in photography. While many people can use one lens for one task, you don't have to do the same. Some people do more work in the camera while others in an image editing program. It is all up to you! Music by Kevin MacLeod

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Friday, 26 November 2010

My Old Canon 5D Mark II... manhandled by Jessica

Here's a silly video showing an early stage of my camera rig and some of its peripherals, (and yes, I like to crush the light in post -- whether it's highlights or blacks ;^) This rig is built around a full-frame sensor DSLR, a Canon 5D Mark II, and includes: Isco-Gottingen Anamorphic lens, Canon f/2.8 L IS 70-200mm, Canon f/2.8 L 17-35mm, Carl Zeiss f/1.4 50mm and 85mm lenses, a set of Nikon Nikkor prime lenses, Lensbaby Composer (w. wide), Zacuto Z-Finder, Cavision and Tiffen 4x4 filters, Century matte box, Redrock Micro clamps, lens donuts, follow focus, carbon fiber rails, Sennheiser G3 wireless lavaliers, Sony D50, and Ambient shotgun microphone & mixer. It also got some DIY stuff, including 600 Lumens tungsten LED lights and lithium battery packs. The wine is Ravenswood 2006 Zinfandel. -- peer .

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Monday, 22 November 2010

The Best & Worst Digital Camera Telephoto Lenses of 2009

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Before showering praise or criticism on any specific telephoto lens, it may be worthwhile to expel a few words on exactly what a camera telephoto lens is, and what it does.

In a nutshell, a telephoto lens brings the subject targeted by the photographer, closer to that said photographer. And as a result, produces a still photograph or video for any subsequent viewers that is larger, more detailed and exhibits greater clarity then could have been achieved without the benefit of an additional lens. A somewhat more technical definition would be a lens that is built from a rather long focal length lens, but where the actual tangible length of this lens is less than the desired focal length. That is not to suggest, that every lens with a longer focal length than normal is a true telephoto lens. A true telephoto lens will contain a combination of rear lenses ofter referred to as the telephoto group.

There are a few points to consider when buying a digital camera telephoto lens.

It's important to know what camera or cameras, you intend to use the lens with. Different makes, models, and manufacturers often have their own lens mounting systems. Some maybe simple screw lenses, while others may have more elaborate mounting mechanisms.

Consider the subject environment you will be shooting in. While telephoto lens lend themselves to specific types of subjects, such as sporting events, wildlife photography, surveillance work and landscape vistas, that's not to suggest that they aren't also used for fashion or wedding photography.

If you never used a zoom lens much in the past, then sales staff can be an invaluable resource. They handle this type of equipment on a daily basis, are often more than will to share their opinions. They may be somewhat biased, especially if their working on commission, so be sure to take what they say with a grain of salt. A good source of unbiased information can be found online. The more reputable online sites like Amazon, contain tons of real users who often share their product experience in online reviews.

Reading manuals for the specific models can be helpful as well. Most manufacturers these days, place their product manuals online in PDF form. If you Google around a bit online, you should be able to find the manual of the product your looking for.

Now speaking of the better lens I and a number of happy customers would recommend are:

Canon EF 70-200mm f/4L USM Telephoto Zoom Lens for Canon SLR Cameras
This lens is great for anyone who wants to try out a L-series lens in the 10-200 mm focal length range, and not spend a whole ton of money. At the time of writing this, I'm finding this lens for under $600. Additionally, if your tired of hauling around the much heavier 70-200mm f/2.8L IS, this may be a better lens for you. Remember, this lens doesn't include IS, so that may or may not be a deal breaker for you.

Canon EF 70-200mm f/2.8L IS USM Telephoto Zoom Lens for Canon SLR Cameras

If money is less important than the quality of your photographs, then it may be time to step up to this lens. It goes for around $1700 new, or a couple hundred less used. It does however include image stabilization, which is important if a tripod is not an option for your photo shoots.

Canon EF 100-400mm f4.5-5.6L IS USM Telephoto Zoom Lens for Canon SLR Cameras

Some of the things to really like about this lens, include the remarkable sharpness and clarity. An auto focus that is both darn near silent, and fast. Also included is a dual image stabilization system. It is on the downside of course a heavy lens, which I'm sure your well aware of, if you've been doing your research with other telephoto lenses in this category.

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Saturday, 20 November 2010

Canon EF 14mm f/2.8L II USM Ultra-Wide Angle Lens for Canon Digital SLR Cameras

Buy Canon EF 14mm f/2.8L II USM Ultra-Wide Angle Lens for Canon Digital SLR Cameras Order Today!


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Compatible with all EOS Digital SLR cameras. Redesigned optics including 2 high-precision Aspherical elements and 2 new UD-glass elements. Built-in lens hood; dust- and moisture-proof. 11-group, 14 element design. 114º diagonal view

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Wednesday, 17 November 2010

Get A Canon EF Macro Lens - Quality With Diversity

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Macro photography is just way cool. And it is not really that hard to get super quality images, especially when you partner your Canon digital SLR with the right Canon ef macro lens.

Which lens is right for you?

First of all, you can actually take macro shots with many different lenses, but a true close up lens has special construction methods to allow you to get up personal with your subject, whether it be a flower, an insect, or someone's eyeball. The measurement that experts go by is a 1 to 1 magnification, and some go much higher.

What you see when you take a close up shot is not always what you expect. Many times you get some really pleasant surprises. For example, I was shooting a photo of a lacewing butterfly dining on a zinnia flower, and when I uploaded the picture to my computer, I was surprised and excited to see that I had also gotten two tiny little insects mating. I had not even seen them on the plant. And this happens all the time.

In addition, I am always thrilled with the detail when shooting with my macro lenses. I do take lots of pictures of nature, especially flowers and insects. There are so many "OMG" moments. For instance, when I see the itty bitty hairs on a fly's face and legs, I just have to wonder at the awesome creation that very few of us are aware of being around us.

If you are considering getting into this type of photography, you will not be disappointed with the results. The pictures you take will keep you coming back for more.

As far as focal length is concerned, Canon ef macro lenses come in several shapes and sizes ranging from 50mm up to 180mm. And, as you might guess, the longer the length the higher the price tag. With one exception, which is the Canon MP-E 65mm which is a very special lens (don't go there for your first macro lens).

The shortest focal length is 50mm. There are several 50mm lenses, but only one is a designated macro lens, so be aware that the cheapest 50mm lens is not the one you want for close up photography.

Most popular among this category lens is the 100mm. It comes with built-in quality and awesomeness. It has the magic of close-up that will delight you every time.

And then there is the MAC-daddy 180mm lens. Again, you will have no regrets.

One of the great things about all of these lenses is the image quality. They are prime, meaning single focal length, lenses. This makes is easier for the engineers to get excellent quality without having to deal with maintaining quality over the zoom range of the lens.

My personal recommendation is to stick with a prime lens for your close-up work. There are many zoom lenses that claim to be macro, and that is fine if you want the flexibility of zoom, but their main function is not for close-up photography.

Did I mention that these lenses are also capable of excellent portraits? They are. It is one of the added benefits you get with any Canon ef macro lens, except the MP-E 65mm.

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Sunday, 14 November 2010

Tokina AF 10-17mm Fisheye DX Lens Canon-Nikon Review

www.microglobe.co.uk Sharpness isnt a prime concern in this type of lens of course, but with the Tokina 10-17mm fisheye Ive got no complaints as far as sharpness goes. Distortions, well whats the point of talking about that, its meant to be distorted so its no bad thing this time. I really like this little lens, its well made and lets me take unusual shots that can be highly appreciated by the couple. Its not a lens that should be added to your bag when first starting out as there are probably several others youll need before getting to unusual lenses that will not be used often like this. If you are looking for a fisheye though, I think this Tokina 10-17mm is a great, unique piece and well worth a look.

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Thursday, 11 November 2010

Canon EOS Rebel T2i 18 MP CMOS APS-C Digital SLR Camera with 3.0-Inch LCD and EF-S 18-55mm f/3.5-5.6 IS Lens

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The flagship of the EOS Rebel line, Canon EOS Rebel T2i brings professional EOS features into an easy to use, lightweight digital SLR that's a joy to use. Featuring a class-leading 18.0-megapixel CMOS image sensor and increased light sensitivity for low light photography, the EOS Rebel T2i also has an advanced HD Movie mode for gorgeous Full HD movies. Able to capture up to 3.7 frames per second, it's ready to go the minute it's picked up. Advanced Live View, a new wide-area screen, plus features like Canon's brilliant Auto Lighting Optimizer and Highlight Tone features ensure brilliant photos and movies, easily. With some of the most advanced features of any digital SLR, it's simply the best Rebel Canon has ever created.

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  • 18.0-megapixel CMOS (APS-C) sensor and DIGIC 4 Image Processor - The EOS Rebel T2i has an 18.0-megapixel CMOS sensor that captures images with exceptional clarity and tonal range and offers more than enough resolution for big enlargements or crops. This first-class sensor features many of the same new technologies as used by professional Canon cameras to maximize each pixel's light-gathering efficiency. Its APS-C size sensor creates an effective 1.6x field of view (compared to 35mm format).
  • DIGIC 4 Image Processor - The Canon DIGIC 4 Image Processor dramatically speeds up the entire EOS Rebel T2i's camera operations for intuitive operation and offers improvements in both fine detail and natural color reproduction. It works in concert with the EOS Rebel T2i's CMOS Image Sensor to achieve phenomenal levels of performance in nearly any situation.
  • ISO 100-6400 (expandable to 12800) for shooting from bright to dim light - The EOS Rebel T2i features an expanded ISO range that makes shooting possible in situations previously unthinkable without flash. With an ISO rating up to 6400 (expandable to ISO 1280

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Sunday, 7 November 2010

Canon EF 100mm f/2.8 Macro USM Lens for Canon SLR Cameras

Buy Canon EF 100mm f/2.8 Macro USM Lens for Canon SLR Cameras Order Today!


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L1) CANON 100MM F/2.8 MACRO USM EF

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There are plenty of rave reviews about this lens. I'd like to add something from my experience using it for 2+ years. Sharp is right, but more important - little or no distortion. And great color resolution. Photographing artwork, this is critical. This lens is nearly perfect. If you don't know what this means, take a photograph of a piece of graph paper. On most lenses (and yes even L series) you'll see the outer lines converging in or out. If this is a painting - a rectangle, guess what, outer areas are distorted and lose sharpness. Sure you can correct in Photoshop, but any stretching - and I mean any stretching loses sharpness. Have I made my point?

Here is a surprise that I learned on this lens, smaller aperture is not always sharper. What? Didn't they tell us in photo class the bigger the number the sharper the photo? Not true. There is light distortion at small openings. Here's the sweet spot in my experience: f5.6 to f7 (1/3 less than 8). Higher, you get greater depth of field which you sometimes MUST have, but sharpness drops gradually until somewhere past f11, then way down. I'm using strobes, so not really an issue (plenty of light).

Focus - sometimes tough as others have mentioned. You have to be patient and have good eyesight. I don't even bother with the autofocus on this lens. A breath will take you out of focus. And I'm working on a tripod. At the beginning of every project, I just kind of accept that I shoot a photo, run into the the office, put the card into the computer and check it on Photoshop before I continue. Bummer, but that's the deal with this lens.

Distance from the art. If you photograph large work, as I do sometimes, you'll need some room. A six foot painting will put you back about 16 feet. An eight foot painting will put you about 25 feet. That's a big studio (remember you still have to get your body behind the camera). I've got a 50mm sigma macro for the big ones that does an excellent job, but I always miss this one.

Bottom line - GREAT lens for photographing flat artwork. AMAZING lens for photographing small products like jewelry (you swear you're looking at the molecules sometimes). Take your time and use the lens the way it was meant, and you will never be sorry. Oh yeah - you have to own the lens hood, it should have come with it, it's so important.

Ps. Macro photography is just fun. Every once in awhile you have to take a picture of something very small to marvel at it blown up to king sized proportions.

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Friday, 5 November 2010

Photographs of Birds in Kenya and Tanzania, January-February 2010

I took these photographs in Kenya and Tanzania while on a photography tour. There are too many species to list here but included are three different kinds of eagle, vultures, ostriches, smaller birds, and an owl. I took these pictures with my Canon EOS 5D Mark II and 7D SLRs. The lenses I used most of the time were the Canon L-series 100-400mm zoom and the Canon 500mm F4 prime. I developed the pictures in Adobe Lightroom 2.5 and Photoshop Elements 7.0. I used the Topaz Adjust and Topaz Detail 2.0 plug-ins to enhance some of the pictures.

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