Archived posting to the Leica Users Group, 1998/01/30

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: Re: [Leica] Filters (this is the test!)
From: Jim Brick <jim@brick.org>
Date: Fri, 30 Jan 1998 23:37:13 -0800

>At 06:21 PM 1/31/98 -0500, someone else wrote:
>
>>Seriously, can someone propose a simple test,like shooting a scene with and
>>without the UV filter, under prescribe conditions so that we settle this
>>matter
>>once and for all. Lets wait for the results
>

At 09:36 PM 1/31/98 -0500, Thomas Kachadurian wrote:

>I can give you a few. 
>
>1. Try any scene with point light sources, not as bright as the sun, but an
>evening scene with street lights for example. With a filter you'll find
>ghosting from the lights. The wider the lens, the worse the effect, but
>you'll see it.
>
>2. 35mm Summicron with hood over sand, snow or any light foreground. The
>hood covers the front element well, but add a filter and you get stray
>light from the sand. You will not see softness, but a reduction in contrast
>>from the stray light.
>
>3. Anytime you are shooting into your light source, even if the light
>source is not in the frame.
>
>Try it, and you'll be leaving those filters behind
> 
Tom


This is true. This is exactly the problem with always leaving a filter on
your lens. Leave your UV filters behind. Bring your other filters (pola,
warm, grads, etc) and use them carefully, under controlled circumstances.

Jim