Showing posts with label lensbaby. Show all posts
Showing posts with label lensbaby. Show all posts
Sunday, October 17, 2010
Sunday gear round-up 10/17/2010
*Look for much higher resolution images from cell phone cameras soon. Sony is now making 16.4-mega-pixel and 8.1 mega-pixel “Exmor R” back-illuminated CMOS sensor chips. Sony has also designed the world’s smallest and lightest high performance auto-focus lens modules to match the new sensors. The pixels on the 16MP chips are only 1.12 microns across. Sony claims high sensitivity and low noise by using a unique formation of photo diodes.
*Timbuk2 now has a “stealth” camera bag that looks like an ordinary messenger bag. It is designed for smaller SLR/DSLR cameras and accessories. The bag also has a slot for a small laptop computer. It will be offered in two sizes and three colors starting at around $130. Timbuk2 calls the new bag the “Snoop”.
*Fujifilm will begin selling a totally new “professional” quality compact digital camera early next year. The new camera will be called the “Finepix X-100” and is aimed at pros wanting a small and light back-up to a DSLR or a high quality travel camera. It will have a 12 mega-pixel APS-C sized CMOS sensor exclusive to this model. The fixed lens will be 23mm(35mm equivalent) with a maximum aperture of f/2. The lens uses aspherical elements, a nine blade diaphragm and can focus down to 10 centimeters. The camera will also have HD video capability. The closest competition will be Sigma’s “DP” models. This is the type of camera I like to take along on casual walks or errands in town when the SLR is too much but top quality is still required.
*Lensbaby has two new products on the market. The “Scout” is the company’s first lens without any tilt movements and comes standard with the 12mm fish-eye optic installed. It is also fully compatible with all of the other optic modules(double glass, single glass, etc…). The lens lists for $250.
Maybe even more interesting is Lensbaby’s new “Tilt Transformer” adapter. Currently available only for Micro-four-thirds and Sony alpha-NEX mounts, the Tilt Transformer gives any Nikon-mount lens tilt capability. I would really like to see this adapter is a Canon APS mount to accept Canon full-frame lenses.
*The social/art network Deviant Art is teaming up with the Fotolia stock-sales site. Deviant Art members will be able to sell their work through Fotolia and license Fotolia works for their own use. The partnership is being compared to the Getty Images/Yahoo partnership.
Friday, October 15, 2010
The Lensbaby
The Lensbaby company makes a very interesting line of lenses. The latest and greatest incarnations have interchangeable optics and a variety of accessories available. Three current models are all variations of the very first: a tilting lens for SLR/DSLR cameras with basic, old fashioned optics. The images produced by a Lensbaby are sharp in the center with progressively more softness, optical distortion and color aberrations towards the frame edges.
The size of the central “sweet spot” is controlled by the aperture. Lensbaby apertures are physical disks inserted into the front of the lens using a supplied tool. No disk in place corresponds to approximately f/2 and full-stop disks are supplied up to f/22. At f/22 nearly the entire frame looks reasonably sharp.
The placement of the “sweet spot” is controlled by the tilt of the lens. When the lens is straight the sharp area is centered in the frame. When the lens is tilted to the right, the sharp area moves to the right.
The “Composer” model I currently own has a ball-and-socket arrangement to control the tilt and is very easy and intuitive in use. There is a locking ring to hold the lens in position for repeatability. I have also used the older “IIIG” model, very similar to the latest “Control Freak”. The IIIG/Control Freak is like a view-camera bellows-and-lens on an SLR. It is more complicated to use than the Composer but also slightly more versatile.
There are as many reasons to use a Lensbaby as there are photographers. One I know uses his “Muse”, the base-model Lensbaby, as a substitute for a toy camera like a Diana or Holga for street shooting. I have seen excellent portrait and wedding work with Lensbabies from nationally known professional photographers. I love my Lensbabies because they are fun and they produce images that can’t be made using modern lenses or editing software.
When I mount a Lensbaby on my DSLR, I am suddenly using a 100-year-old folding-bed view camera with a hand-ground, uncoated doublet lens. I almost always shoot a Lensbaby at f/4 or f/5.6 to get a distinctive and distorted softness around the edges. Contrast is quite low and highlights are smeared into the shadow areas. I usually shoot in aperture-priority automatic exposure mode and often dial in -1/2 to -1 stops of exposure compensation to tame the highlights.
Occasionally I will want only the tilt function for focusing reasons. Using the f/16 or f/22 apertures nearly eliminates the edge softness and distortion. While certainly not the quality equivalent of a Canon or Nikon tilt/shift lens, a stopped-down Lensbaby can produce surprisingly sharp images. I also use my models on extension tubes for macro work and with a tele-converter for more reach, both with good results.
Available accessories include tele, wide and ultra wide adapter lenses that screw into the front filter threads. Internal optics choices consist of double-glass(sharpest), single-glass, plastic, soft-focus and fish-eye. These accessories provide a lot of versatility and choices of “look” for the final image. This is why Lensbabies have become so popular and lasted so long in a tough photography market.
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