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Deja Q Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 06:46 PM
Original message
Poll question: Photographers, which is better:
Edited on Mon May-03-04 06:48 PM by HypnoToad
A Minolta manual focus 500-1000mm whoop-arse lens for $350, or a tele-converter (making my 300mm an effective 600mm) for $80?

With the tele-converter, I will have to use a tripod. Are there any other downsides to using a converter, like loss of quality or distortion?

(I don't care for autofocus, where a proper lens has an advantage. I always prefer to manually focus...)

Thx!
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coltman Donating Member (342 posts) Send PM | Profile | Ignore Mon May-03-04 07:00 PM
Response to Original message
1. the converter's biggest disadvantage is
it will require alot more light (and I do mean alot)without giving anywhere near the quality of reproduction.A good shop will let you tryout both.
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Deja Q Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 07:03 PM
Response to Reply #1
2. Thanks!
I did buy the tele-converter and will take some snaps tomorrow. If the results are too dark, I'll get the 500-1000 lens. $350 is somewhat of an 'ouch', but worth it by the sounds of things...

I am using the converter only for outdoor daylight photography though...
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coltman Donating Member (342 posts) Send PM | Profile | Ignore Mon May-03-04 07:12 PM
Response to Reply #2
3. Maybe add the mutiplier to the 1000mm
2000 mm uuugh-uuugh POWER.
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LeftPeopleFinishFirst Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 07:20 PM
Response to Original message
4. I love telephoto/tele-converter lenses, but...
You are going to have to keep your aperture a bit higher when you use it. When I first used one, it was a little funky but I got used to it. If I had the money, I'd buy the Minolta too...

heck, i'd buy anything if it attached to my camera :P
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Deja Q Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 07:31 PM
Response to Reply #4
6. My Minolta Maxxum 5 refuses to go lower than 11!
Of course, I'm using ISO100...

At quasi-600mm, the difference with lighting is quite noticeable (the shutter needing to be open at 1/125 second). However, if it's bright out tomorrow, I anticipate no problems...

But I'm thinking I might as well buy the 500-1000 lens anyway, especially for nighttime stuff. But those things are bloody HUGE!

Whether or not the 2x module stays is how good the prints come out... :-) Nice wildlife near where I work, fortunately...
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LeftPeopleFinishFirst Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 07:35 PM
Response to Reply #6
7. It won't go lower than 11?
My Canon AE-1 goes 3-22, I think!

Good luck with the lenses :)
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jmowreader Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 08:21 PM
Response to Reply #4
9. A bit, nothing...
A 2x teleconverter loses two stops. That's a pile.

You're going to have to use your tripod with either the 1000mm lens or the teleconverter.
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benburch Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 07:25 PM
Response to Original message
5. A tele-converter is what telecope users call a "Barlow" lens.
Unless it is a very high quality lens, you can expect two sorts of aberration; Coma near the edge of the field and chromatic aberration mostly near the edge of field.

Take a few night snaps of a distant row of streetlights and then blow up the ones nearest the edge of the frame. If they look a lot like the ones at the center of the frame, you have a good tele-converter. If not, determine where in the frame the quality becomes unacceptable and frame your shots accordingly. Also, if it is a 2X teleconverter, you need to adjust the F-stop. What you are doing is doubling the effective focal length by two, so an F6 lens becomes an F12 lens.

Let us know how it goes.
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Deja Q Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 07:39 PM
Response to Reply #5
8. The few reviewers for the model I have
said it was a very good tele-converter, though they stressed a native lens would still be better (lighting, autofocus, et al...)

That makes sense why F6 would then become F12 (and why it won't go below F11, heh...)

I'll definitely bring in some snaps, if the lighting's good enough tomorrow. There's some wildlife and little baby canadian geese awaiting my attention... :D (they're cute when little...)
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BlackVelvetElvis Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 08:37 PM
Response to Original message
10. What's the f-stop range on the lens?
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Deja Q Donating Member (1000+ posts) Send PM | Profile | Ignore Mon May-03-04 08:59 PM
Response to Reply #10
11. 1:4-5.6
So if the camera is stuck at f11, the lens is at 5.5 and the 2x tele-converter kicks in as well.

This'll make life easier, in a way, when photographing waterfalls. Usually lots of neutral density filters are required... Now I can do great galloping close-ups of... oh crap, I can only think of Minnehaha falls, and that place is a boring dump... :cry:
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