Content 0............................Introduction 1..........................Mounting your lens 2.............................Focusing the lens 4..................Using the viewfinder with telephoto lenses 5............................Depth of field 6......................Cleaning and maintenance tips 7 ..........................Fault finding 8......................... Technical specifications 9.
The walimex Telezoom Lens has an unusually long focal distance range of 650-1300mm at a speed of 8.0-16 (depending on focal distance). The sturdy metal casing and the high-quality coated glass lenses ensure a good image quality. The internal focusing (i.e. the front lens does not turn while focusing) enables the unproblematic use of polarising and graduated filters.
3. Using the viewfinder with the telephoto lenses The effectiveness of different types of focusing screens varies with the focal length and maximum aperture of the lens. The range finder of microgrid prisms built into the ground glass do not work as well with longer focal length lenses as they do with the normal camera lens and most wide-angle lenses, and may blackout partially or fully "the center focusing spot."...
6. Fault finding Phenomena Causes Measures A lens can´t be The lens ring mount and Align the lens ring mount and attached to the the camera mount are the camera mount. camera not aligned. A lens can´t be Incorrect rotation Press the lens release button on detached from the direction for detaching.