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Search took 0.30 seconds. Search: Posts made by: HvdV
Forum: Digital Photography April 20th 07, 01:09 PM Posted to rec.photo.digital
Replies: 34
Views: 1,305
Posted By HvdV
Fixing an unfocused image theoretically straightforward?!

Hi Ilya,


Another point is quantization (which could be considered as noise too,
of course). E.g., at 5sigma, one loses 18 bits of S/N; even if there
is no noise, one needs to quantize...
Forum: Digital Photography April 20th 07, 08:48 AM Posted to rec.photo.digital
Replies: 34
Views: 1,305
Posted By HvdV
Fixing an unfocused image theoretically straightforward?!

Hi 223rem,


If an unfocused image = convolution of the focused image with a Gaussian
kernel, then this is a linear thus invertible transform, and therefore
the focused image could in...
Forum: 35mm Photo Equipment April 16th 07, 08:03 AM Posted to rec.photo.equipment.35mm
Replies: 28
Views: 1,152
Posted By HvdV
Poll - Film vs. Digital capture

Max,
There you go: use NI to "clean" the grain and be done
with the shortcomings!


OK....never tried to post process my scans with any other programs than
the scanner software and...
Forum: 35mm Photo Equipment March 5th 07, 08:25 AM Posted to rec.photo.equipment.35mm
Replies: 14
Views: 1,021
Posted By HvdV
Nikon 5000 Scanning Woes

Hi Bill,
Can anyone familiar with the newer Nikon scanners offer some advice here?
Just got the Coolscan 5000 as a gift (yes, I have a VERY wonderful wife) to
replace my aging Minolta 5400....
Forum: 35mm Photo Equipment January 10th 07, 07:38 AM Posted to rec.photo.equipment.35mm
Replies: 15
Views: 1,188
Posted By HvdV
Cleaning Kodachrome

Alan Browne wrote:

The pores on the side of your nose exude a fine oil.
Use it to fill in scratches on the emulsion side of the film.
!!

I've never done this, but many swear by it.
I...
Forum: 35mm Photo Equipment January 8th 07, 09:18 AM Posted to rec.photo.equipment.35mm
Replies: 15
Views: 1,188
Posted By HvdV
Cleaning Kodachrome

Al,
snip
Probably the most significant issue is going to be damage done to
the emulsions because the offending crud has been in contact with them
for too long. Not a whole lot can be...
Forum: 35mm Photo Equipment December 22nd 06, 03:21 PM Posted to rec.photo.equipment.35mm
Replies: 31
Views: 1,354
Posted By HvdV
Small SLR for travel

Chris Loffredo wrote:
My smallest and lightest kit is actually a rangefinder, though, because
of its all-metal construction (Leica M6), the weight savings over a SLR
aren't that big.
You...
Showing results 1 to 7 of 7

 
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