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Old 23rd May 2004   #1
dropzone
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Default Nikon D70 Kit Lens and Canon 300D lens?

I was told by Harvey Norman salesman that D70 uses a Digital lens cp to canon optical lens. What is the added advantage of this?

I am thinking of getting a D70 fro Harvey Normanm since there is 24-mth free interest instalment. Would it be advisable to pay 190 more for a 1+2 years warranty?
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Old 23rd May 2004   #2
hansia
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Originally Posted by dropzone
I was told by Harvey Norman salesman that D70 uses a Digital lens cp to canon optical lens. What is the added advantage of this?

I am thinking of getting a D70 fro Harvey Normanm since there is 24-mth free interest instalment. Would it be advisable to pay 190 more for a 1+2 years warranty?
Both lenses are the same in the sense that they are designed for digital cameras with smaller size APS sensors (i.e. almost all DSLR). Both will not work properly with full frame DSLR or 35mm film cameras due to vignetting (i.e. borders will be black/dark).

You can bargain at HM. Not a bad deal if you want to purchase extended warranty. I bought my D70 from there.
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Old 12th March 2005   #3
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Hi Dropzone,

Just curious, 24 mths interest free for using credit card only right?
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Old 12th March 2005   #4
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there're no "digital" or "optical" lenses. but there are some lenses designed to work only with digital SLRs. Nikon tagged them as "DX" (works with all Nikon DSLRs) while Canon tagged them as "EF-S" (but these work only with 3 cameras now - 300D, 350D and 20D and not the others). Third party manufacturers also have such lenses, e.g. Sigma's DC series.
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Old 12th March 2005   #5
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Default Nitpick

Originally Posted by mpenza
there're no "digital" or "optical" lenses. but there are some lenses designed to work only with digital SLRs. Nikon tagged them as "DX" (works with all Nikon DSLRs) while Canon tagged them as "EF-S" (but these work only with 3 cameras now - 300D, 350D and 20D and not the others). Third party manufacturers also have such lenses, e.g. Sigma's DC series.
Just to nitpick a little here. All DX lenses can be mounted on current film, or digital bodies. Most DX lenses(except the kit lens) can work on a film body but exhibits vignetting in part of the range (usually the widest), making it "not optimize" or "not recommended". There is nothing wrong between 18-24 and a 12-24DX on a film body, etc.

For Canon's EF-S, you better not try on other bodies as you may actually damage your camera. For other "for digital camera lenses", YMMV. Take your own risk.
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Old 12th March 2005   #6
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Originally Posted by Gabes
Hi Dropzone,

Just curious, 24 mths interest free for using credit card only right?
not only there...almost all major electrical stores accept credit cards from all banks in 12,18,24...etc months interest free liao mah.
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Old 12th March 2005   #7
mpenza
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Originally Posted by Watcher
Just to nitpick a little here. All DX lenses can be mounted on current film, or digital bodies. Most DX lenses(except the kit lens) can work on a film body but exhibits vignetting in part of the range (usually the widest), making it "not optimize" or "not recommended". There is nothing wrong between 18-24 and a 12-24DX on a film body, etc.

For Canon's EF-S, you better not try on other bodies as you may actually damage your camera. For other "for digital camera lenses", YMMV. Take your own risk.
To add on, some DX lenses, e.g. AF-S 18-70DX exhibit vignetting across all focal lengths on film bodies, making them of limited use.

As for Canon EF-S, you won't run the risk of damaging the camera, because you can't mount the lens on other bodies.
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Old 14th March 2005   #8
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Originally Posted by mpenza
To add on, some DX lenses, e.g. AF-S 18-70DX exhibit vignetting across all focal lengths on film bodies, making them of limited use.
Heh, I actually did mention it with "Most DX lenses(except the kit lens)"

Originally Posted by mpenza
As for Canon EF-S, you won't run the risk of damaging the camera, because you can't mount the lens on other bodies.
True, you normally cannot mount them (making them only useable with recent 1.6x crop cameras), but some are desparate enough to try, by sawing off the offending section or changing the mount with another lens (search our CS Canon forum). This makes it risky to use if this modded lens is mounted on other bodies. There is no such limitation and no danger on DX lenses
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Old 14th March 2005   #9
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are there really such people that desperate to use their old lenses?

My only knowledge contribution is that lenses design for digital cams directs light to fall prependicular onto the sensor whereas the older film camera lenses does not care how the light falls onto the film.

Film has no problem capturing lights falling at an angle but the sensors do. Because on top of each sensor is a tiny lens(micro lens) that directs the light onto the photo receptor. and when the light does not fall perpendicular onto the micro lenses the colour may get intrepreted wrongly.

Since the 350D's kit lens is an EF-S lens, it is a (made for) 'digital' lens. and both D70 and 350D's kit lenses are optical lenses.
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Old 14th March 2005   #10
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Originally Posted by Watcher
Just to nitpick a little here. All DX lenses can be mounted on current film, or digital bodies. Most DX lenses(except the kit lens) can work on a film body but exhibits vignetting in part of the range (usually the widest), making it "not optimize" or "not recommended". There is nothing wrong between 18-24 and a 12-24DX on a film body, etc.
I'll disagree with this actually. DX can be MOUNTED no doubt, but they can't work fully WITH the film bodies, so I choose NOT to confuse people I'll just admit that DX CANNOT work on film bodies. Well... just for clarity sakes la.

Originally Posted by Watcher
For Canon's EF-S, you better not try on other bodies as you may actually damage your camera. For other "for digital camera lenses", YMMV. Take your own risk.
EF-S? Only usable on 300D, 350D, 20D. You can't use it on 1D series, the sensor is larger than the 1.6X FLM sensor. Nikkor's AF-S DX lenses can be used across all Nikon DSLRs.


EF-S, DX, Digital len are just terms to signify that the glass is cut to fit the sensor's image circle, there's no such thing as lousier len just because it's digital it's just smaller, lighter.

Gimmicks or not, I leave it to you
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Old 14th March 2005   #11
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Originally Posted by yanyewkay
are there really such people that desperate to use their old lenses?
Not desperate, just to save money. Or because they are attached to their len as it's used and the characteristics are understooded properly by the photographer.

I had a guy bringing his AI-S len + 3rd party flash to try on the D70 at the IT Show, he wanted to move to digital, just looking at the body and wanted to ensure the AI-S len and 3rd party flash can be used, well I showed him it could. Nothing wrong with that, right?

Originally Posted by yanyewkay
My only knowledge contribution is that lenses design for digital cams directs light to fall prependicular onto the sensor whereas the older film camera lenses does not care how the light falls onto the film.
I'm not too sure on this as I've been only shooting with a SLR for slightly over a year myself. But I know that all of the Nikkor lenses created for film does produce wondrous images on digital. Not too sure how true the claim of light falling on the sensor is for digital (DX) lenses. I did hear Oly say that about their digital & normal glasses.

But at the end of the day, those at the IT Show were whelmed by the fact that it's not a 8mp or 6mp that really matters but the glasses itself. Many did buy the D70 after comparing the 350D/20D/E300 with me on the D70. Go figure

Originally Posted by yanyewkay
Film has no problem capturing lights falling at an angle but the sensors do. Because on top of each sensor is a tiny lens(micro lens) that directs the light onto the photo receptor. and when the light does not fall perpendicular onto the micro lenses the colour may get intrepreted wrongly.
Think I've read/listened to this before, the Tamron has this DI feature that overcomes this? But if this is the case then how come all the older lenses can be used on the Nikon bodies

Originally Posted by yanyewlay
Since the 350D's kit lens is an EF-S lens, it is a (made for) 'digital' lens. and both D70 and 350D's kit lenses are optical lenses.
Lenses are lenses, they are all optical. Digital or not, is just a marketting gimmick by Oly.
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Old 14th March 2005   #12
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Only the Nikon 12-24DX is able to provide a usable image on film cameras (from 18.5mm onwards - no vignette/falloffs).
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Old 14th March 2005   #13
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Originally Posted by icarus
Only the Nikon 12-24DX is able to provide a usable image on film cameras (from 18.5mm onwards - no vignette/falloffs).
The 17-55DX can be used from 28mm onwards on film bodies. Tested on a F80.
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Old 14th March 2005   #14
yanyewkay
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eh? DX lens on flim.. ooh.. I thought they would have a smaller focus centre? So why label as DX?

Eh.. just a curious question. So you actually mounted the DX lens to try if it works on a film? you do that often?
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Old 14th March 2005   #15
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Nope, I didn't even take any shots, the 17-55DX was loaned courtesy from Dennis the other time I was reviewing it against the 17-35 and 28-70. So just mounted it on a F80 and zoomed thru the viewfinder and found that it actually covers the viewfinder fully from 18mm onwards.

That's why to prevent confusion on DX lenses usable on film, I prefer to make the claim that DX is NOT usable on film bodies, since it's not throughout the range.

It's a bit hard to explain and let others understand as to their simplest knowledge is that DX is meant for digital SLRs.
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