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Search: Posts Made By: JOReynolds
Forum: Photography in general 15th October 2021, 08:23 PM
Replies: 18
Views: 723
Posted By JOReynolds
First of all, may I concur with Alexi Sayle. My...

First of all, may I concur with Alexi Sayle. My late father was a sculptor and lecturer. He undertook numerous commissions, mostly from architects, but he never succeeded commercially, unlike his...
Forum: Darkroom 6th October 2021, 08:58 AM
Replies: 8
Views: 197
Posted By JOReynolds
My makeshift darkroom in UK is a tiny shower room...

My makeshift darkroom in UK is a tiny shower room and has a cabinet with a lit mirror/door and a shaver socket. I bought a red golfball LED bulb, which sits in a holder on top of the cabinet and...
Forum: Monochrome Film 19th September 2021, 09:44 PM
Replies: 35
Views: 1,012
Posted By JOReynolds
Some colour emulsions, notably those that use...

Some colour emulsions, notably those that use electrostatic coating and are combined in mid-air, use surfactants to control the layer thickness. This is why the developer tank in continuous...
Forum: Monochrome Film 19th September 2021, 09:29 PM
Replies: 35
Views: 1,012
Posted By JOReynolds
Kodak UK used to have a training laboratory in...

Kodak UK used to have a training laboratory in Hemel Hempstead, Hertfordshire, up the hill from the river Gade, a chalk stream. The towns water was very hard (mainly carbonates) and the school had an...
Forum: Darkroom 6th September 2021, 10:06 PM
Replies: 14
Views: 7,264
Posted By JOReynolds
I, too, think that the Multigrade 500H is...

I, too, think that the Multigrade 500H is brilliant. I have no experience of failures of the power box but I looked at the technical manual and it is not complicated - it ought to be very...
Forum: Darkroom 6th September 2021, 09:54 PM
Replies: 9
Views: 416
Posted By JOReynolds
The lampholders get hot and eventually crumble....

The lampholders get hot and eventually crumble. These are not specific to the Ilford 500 head and are freely available from specialist dealers. The 250W lamps get half as hot as the 500W. Check that...
Forum: Equipment miscellaneous 8th August 2021, 10:04 PM
Replies: 8
Views: 552
Posted By JOReynolds
The settings recommended in the leaflet in the...

The settings recommended in the leaflet in the film carton or printed inside it give an excellent guide. Take a meter reading when the lighting condition matches the printed guide and check for...
Forum: Equipment miscellaneous 8th August 2021, 09:45 PM
Replies: 15
Views: 763
Posted By JOReynolds
alternative to dedicated lightbox

I use my wife's iPad, Word loaded, empty document, so the screen is mostly white. This works for viewing negatives but I also used it for copying 35mm transparencies. The column of a Meopta enlarger...
Forum: Cameras - medium format 27th July 2021, 01:26 PM
Replies: 10
Views: 1,577
Posted By JOReynolds
Hasselblad repair and CLA

1. I use:
Classic V Hasselblad repair
25 Villiers Rd
Watford WD19 4AG
07950 039003
He used to work at Hasselblad UK and has the official collimation equipment for checking focus.
He is are...
Forum: Introductions 10th July 2021, 06:16 PM
Replies: 15
Views: 1,263
Posted By JOReynolds
I have seen reviews of the Intrepid enlarger and...

I have seen reviews of the Intrepid enlarger and it looks really interesting - stripped down to bare essentials but the lightsource and controller are really interesting.

But I don't think the...
Forum: Cameras - medium format 7th July 2021, 10:41 PM
Replies: 26
Views: 1,422
Posted By JOReynolds
I used to use a Bronica with the 40mm because I...

I used to use a Bronica with the 40mm because I couldn't afford the Hasselblad SWC I trained on. It was rather good - rectilinear and sharp to the corners. Then my grandchildren arrived and I bought...
Forum: Darkroom 7th July 2021, 05:44 PM
Replies: 19
Views: 1,115
Posted By JOReynolds
Printing wet

Typically slightly off-topic, I'm afraid Molli, but your comment reminded me of a remarkable device for duplicating transparencies that had a 'liquid gate'. I saw it in the 70s. The result was...
Forum: Darkroom 6th July 2021, 10:54 PM
Replies: 19
Views: 1,115
Posted By JOReynolds
In the sixties I saw press photographers drying...

In the sixties I saw press photographers drying 5x4" and 120 by immersing in tanks of methylated spirit. The first tank was water with meths and the next was neat meths. Not sure why. I heard that...
Forum: Darkroom 6th July 2021, 10:44 PM
Replies: 19
Views: 1,115
Posted By JOReynolds
I remember seeing a device in the Kodak catalogue...

I remember seeing a device in the Kodak catalogue of the sixties. It was probably American and was intended for drying much longer lengths than 35mm or even 220. Microfilm, perhaps? I think the...
Forum: Darkroom 24th June 2021, 10:22 AM
Replies: 20
Views: 1,564
Posted By JOReynolds
monster dishes

Long ago I standardised on 12 x 16" (A3) for my darkroom but someone asked for a 20 x 24" print of one image - flattering!
The enlarger coped (just) but dishes? A contributor to a website (might...
Forum: Monochrome printing techniques 14th June 2021, 11:19 AM
Replies: 29
Views: 1,714
Posted By JOReynolds
Where did it come from? I experienced this on...

Where did it come from? I experienced this on paper that (it turned out) had been affected by smoke in a warehouse fire. But other storage problems could cause this.
Forum: Darkroom 13th June 2021, 05:05 PM
Replies: 10
Views: 672
Posted By JOReynolds
I've just read the file Dr.FS-146.pdf from Marty...

I've just read the file Dr.FS-146.pdf from Marty NL, which I had not studied and which gives a figure of 2800K. But with a remarkably short filament life.
Forum: Darkroom 13th June 2021, 04:58 PM
Replies: 10
Views: 672
Posted By JOReynolds
I used to work in the lighting industry and I...

I used to work in the lighting industry and I searched published literature in vain for the colour temperature of typical enlarger lamps.
Basically, the lifespan of a tungsten filament in an...
Forum: Photography in general 10th June 2021, 09:18 AM
Replies: 24
Views: 1,293
Posted By JOReynolds
In typical enlargers, low-voltage...

In typical enlargers, low-voltage tungsten-halogen (TH) bulbs are built into reflectors and are used in colour or Multigrade heads, where the colour of the exposing light can be adjusted. Replacing...
Forum: Darkroom 5th June 2021, 08:08 AM
Replies: 6
Views: 403
Posted By JOReynolds
I used a Durst Laborator 138 with an Agfa head in...

I used a Durst Laborator 138 with an Agfa head in Germany in 1969. The condensers were problematic because we only had one enlarger and we had to either wait for a test or final to be processed...
Forum: Equipment miscellaneous 22nd May 2021, 10:15 AM
Replies: 10
Views: 1,126
Posted By JOReynolds
Hi Terry and John I agree. I had the task of...

Hi Terry and John

I agree. I had the task of photographing my late father's sculpture for a book: most would fit into a foot cube and I invested in a cheap digital SLR with 18...55 zoom, two...
Forum: Monochrome printing techniques 20th May 2021, 09:10 AM
Replies: 30
Views: 3,129
Posted By JOReynolds
Yes - sorry. A typo. It should read...

Yes - sorry. A typo. It should read 'metabisulphite'.
Forum: Monochrome printing techniques 15th May 2021, 06:17 PM
Replies: 30
Views: 3,129
Posted By JOReynolds
Cool The conventional way of getting extreme contrast...

The conventional way of getting extreme contrast used to be a lith developer, which uses hydroquinone in a highly-alkaline medium.

The formula I used, long ago, was Kodak D9 (chosen because it...
Forum: Darkroom 4th May 2021, 08:31 PM
Replies: 23
Views: 8,280
Posted By JOReynolds
It would be worth asking your colour paper...

It would be worth asking your colour paper supplier what is the response spectrum of the emulsion. The problem with LEDs is that, although the emission peaks at a specified wavelength, they usually...
Forum: Darkroom 4th May 2021, 08:19 PM
Replies: 23
Views: 8,280
Posted By JOReynolds
Colour paper safelighting

In the 1980s I visited the darkrooms in the basement of the Centre Georges Pompidou in the Beaubourg, Paris. After a few minutes of dark-adaptation the level of safelighting, from sodium vapour...
Showing results 1 to 25 of 500

 
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