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30-07-2007, 2:55 PM
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#1 (permalink)
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Join Date: May 2005 Location: Southend on sea
Posts: 2,233
Thanks: Gave 32, Got 82 | Tamron 28-75mm Lens
Just received this and compared to my kit lens this thing zooms pretty much faster than I can blink.
But looking at the sheet that came with it it's a macro lens as well  I thought standard shooting was bad, I didn't plan on getting into the whole macro thing for a while.
Leaflet that came with it doesn't really explain too well how to use/what it is so if anyone has any easy to understand info I would be greatfull.
Better yet anyone live in Southend fancy testing their tutoring skills ?
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Canon 400D With Stock Lens.
Asus A8N-SLI Deluxe, AMD Athlon 64 3500+ (Venice Core), 2GB Corsair XMS Memory (2x1GB), Leadtek Geforce 7800GTX, Sound Blaster Audigy 2.
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30-07-2007, 3:31 PM
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#2 (permalink)
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Join Date: Dec 2002 Location: London
Posts: 2,201
Thanks: Gave 2, Got 6 | Re: Tamron 28-75mm Lens
The "macro" that is tagged on to an increasing number of lenses now usually indicates that the minimum focus distance is lower that a typical lens and that the ratio of actual to on sensor size is closer to 1:1 than a typical lens.
You don't specifically need to learn how to use it, it's just like any other lens.
__________________ Pioneer VSX-D2011S, Parasound 1205A, JM Lab Electra 926, SVS PC Ultra, Philips DVP5900, Arcam CD72T, Corda Aria --> Sennheiser HD580 / AKG K 701 |
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30-07-2007, 3:41 PM
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#3 (permalink)
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Join Date: May 2005 Location: Southend on sea
Posts: 2,233
Thanks: Gave 32, Got 82 | Re: Tamron 28-75mm Lens
ah right, thanks for the clarification (Holy crap I spelt that right the first time  beers for everyone  ).
I thought it was a separate function on the lens like the Zoom and Focus are.
__________________
Canon 400D With Stock Lens.
Asus A8N-SLI Deluxe, AMD Athlon 64 3500+ (Venice Core), 2GB Corsair XMS Memory (2x1GB), Leadtek Geforce 7800GTX, Sound Blaster Audigy 2.
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30-07-2007, 4:41 PM
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#4 (permalink)
| | Senior Member
Join Date: Dec 2005
Posts: 1,268
Thanks: Gave 257, Got 248 | Re: Tamron 28-75mm Lens
A lot of zooms are labelled macro but it just means that they focus reasonably close - they aren't a substitute for a proper macro lens although for general use they are fine. Looks like the macro on this is 1:3.9 at 75mm, which means that at 75mm zoom the closest focus will fill the frame with an object 3.9x its size. If your sensor is 20mm across then you'll be able to fill the frame with something about 80mm across.
When you use it just zoom right in to 75mm and you'll be getting as big and close as you can. At the close-up range you'll get with this lens the AF should be ok but if you have trouble you might try setting manual focus, turning the focus ring to about the right setting (probaby as close as it will go!) and then looking through the viewfinder fine tune the focus of your subject by rocking back and forth very slightly. But I doubt you'll need to do that.
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30-07-2007, 6:59 PM
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#5 (permalink)
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Join Date: May 2007 Location: Mountain Ash
Posts: 204
Thanks: Gave 16, Got 30 | Re: Tamron 28-75mm Lens
Good advice given, it's just how close you can get to the subject, ie, the minimum focasing distance. Good lens though, I've used it extensively and have never doubted it's ability.
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30-07-2007, 7:04 PM
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#6 (permalink)
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Join Date: May 2005 Location: Southend on sea
Posts: 2,233
Thanks: Gave 32, Got 82 | Re: Tamron 28-75mm Lens
Thanks guys, thats made me feel a bit better.
__________________
Canon 400D With Stock Lens.
Asus A8N-SLI Deluxe, AMD Athlon 64 3500+ (Venice Core), 2GB Corsair XMS Memory (2x1GB), Leadtek Geforce 7800GTX, Sound Blaster Audigy 2.
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