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Search: Posts Made By: Lostlabours
Forum: Chemical formulae 4th December 2021, 07:33 PM
Replies: 10
Views: 3,043
Posted By Lostlabours
Kodak's first published fine grain developer: ...

Kodak's first published fine grain developer:

Eastman Kodak Research Fine Gran Developer 1927

For Fine grain. - A developer recommended by the Eastman Kodak Research Laboratories for use when...
Forum: Chemical formulae 4th December 2021, 10:10 AM
Replies: 10
Views: 3,043
Posted By Lostlabours
The lower pH slows development and that helps...

The lower pH slows development and that helps produce finer grain, it has to be remembered that at 100g per litre the Sodium Sulphite acys as a mild Silver solvent but some of that Silver re-plates...
Forum: Monochrome printing techniques 29th November 2021, 02:56 PM
Replies: 44
Views: 890
Posted By Lostlabours
Johnathan, I shoot with a few coated Tessar or...

Johnathan, I shoot with a few coated Tessar or type lenses corner sharpness fall off as you open them up is always a slight issue, I haven't found contrast to be noticeably different compared to my...
Forum: Monochrome printing techniques 29th November 2021, 09:11 AM
Replies: 44
Views: 890
Posted By Lostlabours
My experience using a pre-WWII un-coated Tessar...

My experience using a pre-WWII un-coated Tessar has been that the lower contrast does give results similar to thge look Ravilious was after. Personally it wasn't a look I wanyed.

A few years ago...
Forum: Monochrome printing techniques 28th November 2021, 10:10 PM
Replies: 44
Views: 890
Posted By Lostlabours
James Ravilious may well have used a Leica M3 but...

James Ravilious may well have used a Leica M3 but he used older screw thread uncoated lenses, I seem to remember he liked a 50mm f2 Summar.

The Summar is unfortunate in the glass used for the...
Forum: Monochrome printing techniques 24th November 2021, 06:18 PM
Replies: 44
Views: 890
Posted By Lostlabours
A 10x8 enlargement of a 10x8 negative is a 1:1...

A 10x8 enlargement of a 10x8 negative is a 1:1 enlargement. The comparison with Ansel Adam's enlargement not matching up to a contact print isnot quite so simple. Ansel Adams prints were made on...
Forum: Monochrome printing techniques 24th November 2021, 12:30 PM
Replies: 44
Views: 890
Posted By Lostlabours
You're right it's not a simple matter of just...

You're right it's not a simple matter of just managing contrasts you've missed out getting the right exposure and EI. And yes that affects the shape of the curve when you compensate with development....
Forum: Monochrome printing techniques 23rd November 2021, 06:25 PM
Replies: 44
Views: 890
Posted By Lostlabours
Sounds like a negative exposure and contrast...

Sounds like a negative exposure and contrast issue. Contact prints can have slightly more contrast than an enlargement. Ideally you need to run some quick tests to determine the efective EI of your...
Forum: Monochrome printing techniques 23rd November 2021, 01:52 PM
Replies: 12
Views: 304
Posted By Lostlabours
Multigrade developer was introduced because there...

Multigrade developer was introduced because there can be slight colour.tone shifts with MG papers at different grades, so should give more consistent cool tones.

Ian
Forum: Photography in general 19th November 2021, 10:43 AM
Replies: 38
Views: 1,260
Posted By Lostlabours
You're right John, TFL do have a policy and...

You're right John, TFL do have a policy and permission (https://tfl.gov.uk/info-for/media/filming-and-photography) is needed for serious photography.

Casual photography is permitted but no flash,...
Forum: Photography in general 19th November 2021, 12:42 AM
Replies: 38
Views: 1,260
Posted By Lostlabours
Technically photography is not allowed on London...

Technically photography is not allowed on London Transport, however it is allowed with permission still and vudeo and there's details on their website.

But of course there's plenty of video...
Forum: Photography in general 17th November 2021, 08:11 PM
Replies: 38
Views: 1,260
Posted By Lostlabours
No not a personal gripe just things that...

No not a personal gripe just things that happened.

The first falls outsdede Nat's list. It was essentially criminal looking back in hindsight one police officer destroying evidence of anothers...
Forum: Monochrome Film 17th November 2021, 04:32 PM
Replies: 20
Views: 434
Posted By Lostlabours
What's missing is that D76/ID-11 gives the best...

What's missing is that D76/ID-11 gives the best results when replenished and worst when it's fresh stock. It's for the same reasons he mentions at 1+3 dilution the build up of bromide and iodide and...
Forum: Print Finishing 17th November 2021, 02:45 PM
Replies: 6
Views: 308
Posted By Lostlabours
According to an Ademco advert the Double coated...

According to an Ademco advert the Double coated mounting tissue was for Linen, Whatman board, wood, and other difficult surfaces.

My Ademce dry mounting tissue doesn't say doulbe coated on the...
Forum: Print Finishing 16th November 2021, 08:04 PM
Replies: 6
Views: 308
Posted By Lostlabours
Lion Picture Framing in Birmingham sell a low...

Lion Picture Framing in Birmingham sell a low heat mounting tissue it's good for RC or FB papers, they sell online.

I still ahve a few boxes of Ademco tissue from the 70's but it needs too much...
Forum: Photography in general 14th November 2021, 07:19 PM
Replies: 38
Views: 1,260
Posted By Lostlabours
Interesting list but misses the two times I had...

Interesting list but misses the two times I had issues with first the Police andonly a year or two later Special Branch.

First was as an anti Thatcher student protester shooting on a...
Forum: Photography in general 7th November 2021, 09:47 PM
Replies: 38
Views: 1,260
Posted By Lostlabours
I've photographed a lot of concerts over the...

I've photographed a lot of concerts over the years at one time 2 or 3 nights a week and occasionally 2 different venues on the same night. Usually some video as well and the odd 3 camera video as...
Forum: Photography in general 6th November 2021, 08:53 AM
Replies: 5
Views: 282
Posted By Lostlabours
Koda's prices need comparison to competitors, for...

Koda's prices need comparison to competitors, for 10x8 Tri-X 2320 the currrent pice id 189 for 10 Sheets, HP5 is between 125 and 145 for 25 sheets.

Adox don't make a 400 ISO film but their...
Forum: Photography in general 2nd November 2021, 06:18 PM
Replies: 3
Views: 174
Posted By Lostlabours
Coven - Wolverhampton Camea Fair

as some of you know there has been a camera fair in Wolverhampton for some years now. It started in the 1990's at Coven later moving to wolverhampton Racecoourse a much larger venue with usually 4...
Forum: Equipment miscellaneous 2nd November 2021, 08:39 AM
Replies: 3
Views: 193
Posted By Lostlabours
Like you I have many shutters with older speed...

Like you I have many shutters with older speed settings but that;s never been an issue when metering. Think in terms of how film ISO progresses in 1/3rds

25, 32 (30), 50, 64 (60), 80 (75), 100,...
Forum: Photography in general 2nd November 2021, 08:18 AM
Replies: 14
Views: 307
Posted By Lostlabours
Whileat shcool I did a lot of Macro work...

Whileat shcool I did a lot of Macro work reversing the 58mm Helios on bellows with my Zenit E and the results were OK, later I used an enlarger lens which was better still. I used the enlarger lens...
Forum: Photography in general 1st November 2021, 06:27 PM
Replies: 3
Views: 182
Posted By Lostlabours
I've scanned my negatives for decades, it's the...

I've scanned my negatives for decades, it's the only way to understand what's there.

However it's years sinc I made contact sheets for my own use, clients/models yes but I can read far more from...
Forum: Photography in general 1st November 2021, 06:15 PM
Replies: 14
Views: 307
Posted By Lostlabours
When using an Elmar or Tessar to enlarge was...

When using an Elmar or Tessar to enlarge was common most photographers were making relatively small prints compared to today, and this was really a 1930's and post WWII thing. Until the early 1950's...
Forum: Photography in general 1st November 2021, 05:22 PM
Replies: 14
Views: 307
Posted By Lostlabours
At one time camera lenses were used with...

At one time camera lenses were used with enlargers, when the Rapid Rectilinear lens wasintroduced in 1866 by Dallmeyer slaes of Petzval lenses almost completly stopped except for some portrait...
Forum: Monochrome Film 1st November 2021, 04:53 PM
Replies: 24
Views: 885
Posted By Lostlabours
I never removed the tape from 120 or 35mm film. ...

I never removed the tape from 120 or 35mm film. Once when I tried it with 120 I notice just visible static so never bothered trying again. Been processing 120 for over 50 years . . . . . . . . and...
Showing results 1 to 25 of 500

 
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