Tamron AF 28-200mm f/3.8-5.6 Aspherical

This camera glass has a versatile focal length range of 28-200mm, making it a good choice for a variety of photographic situations. It has aspherical lens elements, which help to reduce distortion and improve image quality. The lens coating helps to reduce ghosting and flare, improving contrast and color accuracy in photos. It is a well-built lens, with good build quality, and can produce good resolution images. The lens has both autofocus and manual focus capabilities, giving photographers the option to choose their preferred focus method. The aperture range is f/3.8-5.6, which is suitable for good lighting conditions. The manufacturing time for this photographic lens is not specified. There are alternative lenses available in the market with similar focal length ranges and aperture values, but with different mount options. The bokeh, or the quality of the out-of-focus areas in the image, is good but not exceptional.

Positives:
– Small and lightweight design makes it easy to carry around all day.
– Versatile all-in-one lens allows you to capture a wide range of shots without switching lenses.
– Affordable price point compared to other similar lenses on the market.
– Build quality is good and feels durable.
– Autofocus is fast and accurate.
– Good value for the money.

Negatives:
– Image quality is not as good as Nikkor lenses, especially when zoomed in.
– Softness and loss of sharpness around the edges, especially at wider apertures.
– Not suitable for low-light situations due to the limited aperture range.
– Some chromatic aberration and distortion can be visible in the images.

Conclusion:
The Tamron AF 28-200mm f/3.8-5.6 Aspherical Camera Lens is a great choice for photographers who want an affordable all-in-one lens to carry around. The small and lightweight design makes it easy to carry around all day without any extra weight. However, the image quality is not as good as Nikkor lenses, especially when zoomed in, and there’s some visible chromatic aberration and distortion. Despite these drawbacks, it’s still a good value for the money and a great choice for photographers who want a versatile and budget-friendly lens.

Optical design

Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Great choice mainly for good light conditions

Physical characteristics

Weights 465 grams so plan ahead, carry only if really necessary. 82 mm long, requires consideration if you want to carry in the camera bag. With a lens filter diameter of 72 mm you are one step from the next standard filter size, buy step-up ring and bigger filter but you can chose from plenty options.