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Monday, January 26, 2009

Opteka 2.2x High Definition² Telephoto Lens for Canon PowerShot A570 A590 IS Digital Camera

Nothing changes the way you see the world like High Definition², and no company does High Definition² like Opteka. In the professional setting, Opteka's glass optics define High Definition. Change the way you view the world. Enjoy outstanding detail, enjoy enhanced clarity, enjoy Opteka. Since it fits right over your camera's existing lens system, a telephoto converter affects the zoom range of your camera's lens. A 2.2x converter will double your camera's maximum focal length, bringing things twice as close.
Customer Review: Opteka makes an awesome Telephoto lens
This lens definitely brings it in closer and with clarity. The only drawback is the vignetting at normal focal point. Loses the "tunnel" after 0.5x's zoom. Other than that though GREAT! Makes the pictures even better in my opinion! A must get!
Customer Review: An Outstanding Accessory With Only Minor Limitations
I purchased this Opteka 2.2x telephoto lens for $30 plus $8 freight from 47th Street Photo, for use with my Canon Powershot A570IS. The Opteka is very nicely finished. It comes with two lens caps, a nice bag, and (in this case, it may vary by camera model) a 52mm extension tube. It's performance is outstanding. Shooting with the Telephoto from 35mm (it vigenets at this focal length only)to 140 x 2.2 it was without distortions and has great depth of field. Using the additional 4x digital zoom I it was very sharp through 3x. 4x was slightly soft which may have been more the product of the wide area of auto focus. At the higher magnifications it does need a monopod, tripod or a stout tree. The lens will block part of the optical viewfinder, but the top vertical line, two side lines are still visable and you can use the LCD Monitor for a full view. Surprisingly it does not "stack" like my old 200mm did. This Opteka lens is four or five times better than my old Vivitar 2x Telextender. Having dragged two Nikkor FTN bodies and six prime lens over many western National Parks this is an great lens, it's an outstanding value. As a additional bonus, the extension tube if left on, does not vignette at 35mm and takes my Nikon 52mm filters and poloriod filter. How often do you need more than 140mm x2 digital or x3 digital? When you do, this Opteka 2.2 is an excellent inexpensive way to go.


Photography has become a fine art and photographers increasingly rely on devices like the digital camcorders to bring out a life like quality to pictures. There are so many minute specifications and adjustments embedded into these cameras that the end result is simply astonishing. If digital cameras are an improvement on the old cameras, then the digital camcorders are a neat combination of digital camera and a camcorder. They are special because they can capture both still images and videos.

Thanks to the digital camcorder even amateur photographers can produce photographs of a professional quality. Before capturing a picture the viewfinder will help us to view the picture in all the glory of a colour print. Adjustment therefore becomes very simple. An LCD display a little more than 2.5 inches offers us high quality results.

There is also a compact recording device that is supported by the HDD format. The memory stick duo is a flash memory card that helps us to store data. Images can be zoomed optically or digitally using the zoom lens. A mini DV cassette is used as storage media in some brands. The storage media can be maintained with the help of a head cleaner. More images and video clips can saved using the multi media card and secure digital card.

There are features like the touch screen control, built in speakers, auto power save, progressive shutter system etc in a digital camcorder. There is also a digital noise reduction feature to filter the unwanted disturbance in the audio recording. There are advanced shooting modes like beach and snow, frame movie, spotlight, digital photo and manual. The special effects are art, auto fade, mirror, mosaics, slim stretch and tracer. Images can be effectively faded as black, overlap and window wipe. The pictures are vivid and true to life. The effect is therefore quite stunning.

If one is looking for more compact sized cameras with all the required features then the pocket digital camcorder is the best option. The LCD monitor is replaced by the viewfinder and the image can be zoomed up to 8x. It has an integrated memory and video input too. There is a rotating display form and CMOS sensor. It has a sensor resolution of 5 pixels. The multi media card and secure digital card can be supported. The special effects also include black and white, sepia and negative. All these features are found in a device that is as light as 160 grams.

Read unbiased reviews on best-selling brands including Panasonic digital camcorders and Samsung digital camcorder reviews at digital camcorder reviews site.

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