Large format exposure calculator

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LVaszar

Member
Joined
Jan 29, 2006
Messages
19
Location
Sf Bay, Cali
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4x5 Format
I have developed a Palm software, called Dead Link Removed, that I am using in the field to adjust the exposure for the bellows draw, filter factor and reciprocity failure.

Please note that this mostly (exclusively?) relevant to large format photographers. Cameras with through-the-lens metering do this job for you.

The central idea is that the light meter info is converted using the given film's EI, and the shot's chosen aperture. As I am using several filters, each film-filter pair is factored in as well. Next, the bellows draw for the shot is entered in the calculation. Finally, if the shutter speed exceeds one second, reciprocity correction is applied.

The exposure data can be stored in the Memo pad to be printed later.

I have developed this software mainly to fit my needs, but I am happy to share it with the LF community as a donationware. Please Dead Link Removed.

I hope the moderators will be OK with this announcement.
 

Mick Fagan

Subscriber
Joined
Sep 13, 2005
Messages
4,421
Location
Melbourne Au
Format
Multi Format
That looks to be a very well designed programme. Nothing more, nothing less, than what is required.

I myself use a waterproof notebook and a space pen, which effectively means I can write in pouring rain.:smile:

I just cannot see those little electronic screens in bright sunlight, otherwise I would consider the system you have.

I also like your charging system, reasonable and unique!

Mick.
 

hka

Member
Joined
Dec 21, 2004
Messages
397
Format
Multi Format
Is there somobody who has made such a programm for Windows Mobile PDA's??
 
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LVaszar

Member
Joined
Jan 29, 2006
Messages
19
Location
Sf Bay, Cali
Format
4x5 Format
That looks to be a very well designed programme. Nothing more, nothing less, than what is required.

I myself use a waterproof notebook and a space pen, which effectively means I can write in pouring rain.:smile:

I just cannot see those little electronic screens in bright sunlight, otherwise I would consider the system you have.

I also like your charging system, reasonable and unique!

Mick.

Thanks, Mick.
I have used this program for about a year now and experience has changed the interface - I have indeed been animated by the question of "Nothing more, nothing less".
 

hka

Member
Joined
Dec 21, 2004
Messages
397
Format
Multi Format
Yes, I know these programms but as you said these are for the older window CE versions and don't run on Mobile versions.
 
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