Choosing a camera system has profound effects on many aspects of your photo career that go far beyond mere differences in mega pixels or file format. Every aspect of your ...

Camera Compatible Today Adapter Compatible in the Future Note 645E 645 Pro TL NO NO   NO NO Reviewing possibility 645AF 645AFD 645AFD II YES (see note) YES YES     With upgrade to 645AFD           RB67 NO TBA YES End of 2007/early 2008           RZ67 RZ67Pro II RZ67 Pro IID NO NO YES TBA TBA #212-107   End of 2007/early 2008 End of 2007/early 2008           View ...

  Product code Corresponding AF Mount [Camera Mount code] Lens Constructions APO Tele Converter  Angle of view (Diagonal) Number of blade in diaphragm Minimum Aperture Minimum Focusing Distance Magnifi- cations Filter Size Dimensions (Dia x Length) ------ Full Extended Length  Weight     S [110] M [205] N [306] P [109] FT [107] C [101] Groups Elements 1.4X 2X     F cm(Macro)/ in.(Macro) *(Macro) mm (mm) x (mm) (in) x (in) ----- mm ...

  Product code Corresponding AF Mount [Camera Mount code] Lens Constructions APO Tele Converter  Angle of view (Diagonal) Number of blade in diaphragm Minimum Aperture Minimum Focusing Distance Magnifi- cations Filter Size Dimensions (Dia x Length) ------ Full Extended Length  Weight     S [110] SO [205] N [306] P [109] FT [107] C [101] Groups Elements 1.4X 2X     F cm(Macro)/ in.(Macro) *(Macro) mm (mm) x (mm) (in) x ...

The comfort and flexibility of continuous live previews directly on the LCD is available to digital SLR users for the first time. This ground-breaking innovation - which started with the E-330 enables framing of ...

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In every lens listing on lens-reviews.com you will now find a copy of the FOV tool.




It is designed to allow you to get an idea of what you will ...

Photography Compatibility of ZF Lenses The Carl Zeiss SLR lenses are available with F bayonet (ZF), K bayonet (ZK) and the M42 screw threads (ZS). The possibilities of using scene programs, different ...

Ultrasonic Motor Canon's Ultrasonic Motor (USM) was the world's first lens-based motor to harness ultrasonic oscillation energy. Electronic vibrations created by a piezoelectric element power the mechanical action of the lens. This technology makes ...

Super Spectra coating When light enters a lens, a small percentage is reflected off the internal lens element surfaces. This reflected light, if not dealt with effectively, can result in distortion of the recorded ...

Fluorite and UD Lenses If you hold a prism up against sunlight, a rainbow spectrum will appear. This is due to the fact that different wavelengths of light refract – or ...

Differences between Wideangle and Telephoto Lenses What is Focal length? While a photographic lens comprises multiple lens elements, it can be regarded as a single convex element. The focal length ...

  MAKING A LENS Making a lens involves numerous steps, the first of which is the basic design. Determining the target users for any lens is the starting point in the basic ...

DO Lenses Diffraction is an optical phenomenon in which light waves bend as they pass around the edges of an object. In the late 1990s, a team of young Canon ...

  Aspherical Lenses Light rays entering at the edges of spherical lens elements converge at slightly different focal points to light rays entering from the centre. Known as Spherical aberration, this ...