Zoom Archives - Photo Jottings


Fuji GA645Zi 55mm-90mm Review

Nothing says '1990s' better than a 'Champagne' colored electronics product, especially an expensive camera.  The Fuji GA645Zi 'Professional' is the last, and most sophisticated model from Fuji's 'GA...' medium format line.  There were two others, the first had a 60mm,lens, the second model a wide angle 45mm, both reviewed here.  The'Zi' introduced a few handy features other than the zoom lens, like an adjustable viewfinder diopter; (great for people with less than perfect eyesight), a lens cap warning signal, (no more blank frames!), a more ergonomic placement of the shutter button, a revamped top plate, and a quieter focusing motor.   

The new features were apparently pretty expensive; a February 1999 big mail-order house advertisement in Popular Photography magazine listed the price as $1849, which may have been discounted too!  I'm guessing the...

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Sigma 12-24mm F/4.5-5.6 EX DG Zoom Review

Here’s a brief look at the Sigma 12-24mm F/4.5-5.6 EX DG zoom lens.  Scroll down for the main review. Lens Sigma AF 12-24mm F/4.5-5.6 EX DG (D) zoom lens Box contents
Front ring with cap, rear cap, softcase, gel template and users manual. Cost $829 street price, (Sony mount). Build quality Very good Additional information
APS-C users will be better…

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70-200mm F/2.8 Telephoto Zoom Comparison

I’ve worked up a direct comparison using various image crops from the four telephoto lenses listed below.  The crops used here are the same as the crops used in each corresponding lens review.  This comparison is just for fun as the real differences between each lens wouldn’t be noticeable (in most cases, but not all) unless displayed side-by-side as I’ve…

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