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Argentic against numeric: comparative degree  
 
Rev 02/02/01
 
 


To my opinion, it wouldn't there take place "to be involved in controversy" to know what is the best technology, one doesn't buy numeric in the idea to replace its analogic device, as well as internet isn't there to replace the telephone. However the kind of question: " to your opinion, what is best two ? " Was often put to me, and this debate continues to be fed by some magazines. The numeric is practical, the argentique is artistic. Or if you wish the numeric privileges the bottom to the shape. To stay in the current tendency, here is the result of the digital-analogic "match".

Optical : advantage analogic
At equal price (762-1100 Euros), analogic device propose you reflex with exchangeable objectives, the numeric not!
If prowills were made as regards zooms, the frame of the objective remains fixed.
Nikon and Olympus proposes " optical complements" , but this one screw on the existing objective, where from a deterioration of the image and in certain cases a masking of lighting of the flash.
If you want a reflex with digital exchangeable objective, it'll be necessary to you to invest at least 3000 euros.
Please, also note the difficulty finding a numeric with a zoom starting in 28 mm.

Imaging quality : advantage analogic

 
 
 
 
A gauche numérique, à droite argentique : regardez les poils du chien !

There, there's no doubt.
The sensor CCD reaches the 3.3 million pixels and it becomes a technological limit, except the case of the great CCD of Fuji and the new sensors 4 million and 5.23 million which didn't appear in the traditional ranges yet. Now, it's allowed that so that numerics reach the quality of the analogic, would be needed at least sensors of 11 million Pixels, and one is still far from the 96 million pixels which one can pull of a slide, with a professional scanner all the same. And they aren't the only elements to be taken in account: please, note as well the difficulty as in a numeric to restore the flesh-coloured tones, the compression of the images in JPEG, and finally the necessity to master all the digital processing (device, computer adapted to the treatment of image, software, printer and paper) make that the analogic remains widely superior in this domain.

On the left photo, you can notice that the hairs of the snout of the dog have much more pixel to the left (digital photo) than to the right (photo stemming from a digitalization of slide)

Source : InfoPC

Storage : advantage digital
No more film, no more failed photos, no more concerns of arrangement, saving of space, immediate availability, conservation in the time, superior capacity, the support is unchanging and not in that to make constraints of quite sorts (temperatures, scores, ageing), treatment and retouches easy. Here are the multiple advantages of the memory card and thus of the digital system. e.

Ergonomics et fonctions : Average
The sight (when it's integrated) digital devices is of less good quality than that of the analogics, but those this get a screen LCD showing all the information relative to the image and to the regulations.
The photographics functions are more lacking to numerics (one finds all the functions of manual parameter settings of analogics.
The commands are very intuitive on numerics.

Conclusion
If one is held in a comparison in quality term, the numeric is still in retreat.
But there isn't the subject, the numeric remaining matchless on highly-rated practises (has a practice), and it's this consideration which has to dominate on quite other.
It's moreover the reason for which the first buyers of numerics were professionals (real-estate agents, architects, experts automobile, medecins and dentists), because they needed to be able to exploit them dumped at once.
The private individuals begin to buy, because of an increase of the value for money, but it never is in the optics to replace the argentique by the numeric.

 
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