Author Topic: Projection lenses  (Read 148091 times)

Dr Klaus Schmitt

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Re: Projection lenses
« Reply #45 on: October 03, 2016, 23:49:17 »
Thanks guys!
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Dr Klaus Schmitt

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Re: Projection lenses
« Reply #46 on: October 11, 2016, 18:43:58 »
Russian projection lens celebrates a flower..



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Dr Klaus Schmitt

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Re: Projection lenses
« Reply #47 on: October 17, 2016, 22:39:22 »










(same russian 1.8/85mm projection lens)
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Erik Lund

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Re: Projection lenses
« Reply #48 on: October 17, 2016, 23:05:24 »
The red 'bleeding' really makes it stand out,,, Interesting.
Erik Lund

Dr Klaus Schmitt

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Re: Projection lenses
« Reply #49 on: October 18, 2016, 00:42:40 »
The red 'bleeding' really makes it stand out,,, Interesting.

Red bleeding?? Please elaborate...
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Erik Lund

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Re: Projection lenses
« Reply #50 on: October 18, 2016, 09:26:18 »
Often we talk about bleeding when one colour unintentionally blend into another. In this case the red is literally 'bleeding' into the yellow in a very natural way,,,
Erik Lund

Dr Klaus Schmitt

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Re: Projection lenses
« Reply #51 on: October 19, 2016, 00:41:03 »
Often we talk about bleeding when one colour unintentionally blend into another. In this case the red is literally 'bleeding' into the yellow in a very natural way,,,

What a rather cold expression when talking about beautiful flowers, how much does one have distanced
oneself from nature's beauty to use such terminology? I just wonder...
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Grahame Hamblin

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Re: Projection lenses
« Reply #52 on: October 20, 2016, 08:54:13 »
After seeing these images i wanted to try some can you give me any advice on method etc. I purchased a cheap projector lens and gave it a go the depth of field seems to be very thin. Have included a take  i sharpen and de noised any comments would be helpful
Grahame

Jakov Minić

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Re: Projection lenses
« Reply #53 on: October 20, 2016, 10:10:10 »
Grahame, your image is good.
I am certain that Dr Klaus can provide you with valuable tips.
All I can do is point you to a thread with loads of images and discussions as an inspiration:

http://nikongear.net/revival/index.php/topic,1448.0.html

Free your mind and your ass will follow. - George Clinton
Before I jump like monkey give me banana. - Fela Kuti
Confidence is what you have before you understand the problem. - Woody Allen

Dr Klaus Schmitt

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Re: Projection lenses
« Reply #54 on: October 26, 2016, 00:35:17 »
No advice needed seemingly, you do very good Grahame!
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Grahame Hamblin

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Re: Projection lenses
« Reply #55 on: October 26, 2016, 04:09:07 »
Thank you Klaus that was a $3 projection lens purchased from surplus shed.It was a playtime shot hand held in breeze  I have just ordered a 85mm lumo lens should arrive at the bottom of the world in about 3 weeks. you seem to get quite a good depth of field in some of your shots. Wondering if you had any tips for its use.
I just loved the appearance of your flowers
The lens measures 1/2 x 1 and a quarter inches mounted on a striped out sliding zoom (no glass) (it still has aperature controll)
Thank you for any help or ideas you can give me ( at 82 running out of time)
Thanks Grahame

Les Olson

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Re: Projection lenses
« Reply #56 on: October 26, 2016, 08:34:15 »
What a rather cold expression when talking about beautiful flowers, how much does one have distanced
oneself from nature's beauty to use such terminology? I just wonder...

It is a metaphor.  It is no different to talking about "rays" of light or "focusing" a lens - or "nature's beauty".  As long as we remember it is a metaphor no harm is done. 

Dr Klaus Schmitt

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Re: Projection lenses
« Reply #57 on: October 29, 2016, 19:28:11 »











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Dr Klaus Schmitt

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Re: Projection lenses
« Reply #58 on: October 29, 2016, 19:31:44 »
Thank you Klaus that was a $3 projection lens purchased from surplus shed.It was a playtime shot hand held in breeze  I have just ordered a 85mm lumo lens should arrive at the bottom of the world in about 3 weeks. you seem to get quite a good depth of field in some of your shots. Wondering if you had any tips for its use.
I just loved the appearance of your flowers
The lens measures 1/2 x 1 and a quarter inches mounted on a striped out sliding zoom (no glass) (it still has aperature controll)
Thank you for any help or ideas you can give me ( at 82 running out of time)
Thanks Grahame

As I shoot only fully open, the DOF is simply determined by the distance away and the focal length of then, lens and its f-stop. Just play with it and you'll soon get a grip on that. 85mm is quite a useful focal length, gives you enough working distance for flowers as well as portraits, if you like that.
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Jørgen Ramskov

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Re: Projection lenses
« Reply #59 on: October 29, 2016, 19:43:44 »
Wonderful new set, lovely colours.
Jørgen Ramskov