8 votes
Accepted

Cannot get true blacks with my enlarger

Three things to check in this situation. Are your prints fully developed (that is, are you developing by time rather than snatching the print when it looks right under the safelight)? Adox seems to ...
Zeiss Ikon's user avatar
  • 7,141
6 votes
Accepted

Darkroom 8x10 prints aren't as sharp as 4x5 negatives

With a grain focuser, compose with the lens wide open. Now stop down to the aperture you will be using. Now use the grain focuser. It is likely that you are focusing wide open, it is likely that the ...
Alan Marcus's user avatar
  • 39.2k
5 votes

Enlarging - how to increase exposure time without closing the aperture too much?

Using an ND filter is the best option however, if this lash-up is for black & white printing, you can install a common lamp dimming switch. Only do this if the lamp operate at line voltage and ...
Alan Marcus's user avatar
  • 39.2k
5 votes
Accepted

6x6 enlarger for 35mm prints

No problem printing 35mm negatives using a 60 x 60 millimeter enlarger. The enlarger lens used for the 6 x 6 is usually a 75mm or 80mm. If you choose to use this lens, you might find, the degree of ...
Alan Marcus's user avatar
  • 39.2k
4 votes
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What makes a good enlarging easel?

Simply put, just like the there is a difference between a Volkswagen Beetle and a Porsche 911, they both get you from point A to B, there is difference between basic and advanced. One is more ...
Alaska Man's user avatar
  • 3,608
4 votes

Is it safe to use rodinal or some other developer in the bath tub?

I think using a bath tub for development is a bad idea. you won't be able to clean the bathtub perfectly, after some time you will have some stains in hard to clean areas as far as I know the ...
MirekE's user avatar
  • 5,205
4 votes

Why are my enlarged darkroom prints out of focus on edges?

If this is a condenser enlarger, likely it has two large condensing lenses situated between the lamp and the negative. These are plano-convex lenses. Make sure the plano sides face the lens and the ...
Alan Marcus's user avatar
  • 39.2k
4 votes

Filter pack scale on Unicolor enlarger

I think you are omitting the decimal point. I think the max setting is 1.70. The starting filter pack is a variable based on the red, green, and blue emulsion speeds. That being said: The average ...
Alan Marcus's user avatar
  • 39.2k
4 votes

For analog color printing, why does a diffused projected image "average" to gray?

To achieve an equitable color balance, it is necessary to present the paper with a spot-on mix of red, green and blue exposing light energy sourced from the projected image of the negative. If the ...
Alan Marcus's user avatar
  • 39.2k
4 votes
Accepted

Do I have to buy filters to control contrast in multigrade papers?

Short answer: No, you do not need to buy filters. Long answer: Unless you already have a dichroic head head with built in filters, you may want to go ahead and buy the Ilford filter pack anyway if ...
TheLuckless's user avatar
  • 2,330
4 votes

What is the necessary recess on an enlarger lens board?

The recessed board helps in focusing a very short focal lenght enlarging lens (say 30mm, the kind used for enlarging 110 film). A short lens requires such a short distance from the film plane that the ...
Jindra Lacko's user avatar
  • 5,990
3 votes
Accepted

Enlarging - how to increase exposure time without closing the aperture too much?

When I had this problem a while back I solved it by installing a weaker lamp into my enlarger - 75W instead of 150W it came with. I am not sure if it is an option with Omega D2, but it surely is less ...
Jindra Lacko's user avatar
  • 5,990
3 votes

How to get the largest size file possible from my DSLR for a large advertisement print?

File size isn't really the issue here, although it's one of the factors. Your camera has a normal resolution of 5184 × 3456 pixels. It can produce JPEG files smaller than that, but the full size is ...
mattdm's user avatar
  • 143k
3 votes
Accepted

How to get the largest size file possible from my DSLR for a large advertisement print?

You should always use RAW mode for this kind of work. RAW mode will give you the maximum quality that a digital camera is capable of. The T3i's native resolution of 5184 x 3456 will give a horizontal ...
Mick's user avatar
  • 1,047
3 votes
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Digitize and enhance a photo from the early nineties

The best way of digitizing this particular image turned out to not be scanning at all. So here's the answer for if someone finds themself with the same questions I had: For some photos (like this one)...
Douwe's user avatar
  • 159
3 votes

Is it safe to use rodinal or some other developer in the bath tub?

Film photography embraces the use of chemicals. For the most part, the chemicals we use are benign; otherwise the darkrooms of the world would be labeled as a hazardous workplace. Not to say there is ...
Alan Marcus's user avatar
  • 39.2k
3 votes
Accepted

When producing prints in a darkroom, should I aim for the longest possible exposure time?

Several comments on your idea: in an ideal setup you should have zero initial vibrations - the timer and enlarger are connected only electronically. Your pressing of a switch (or foot pedal in some ...
Jindra Lacko's user avatar
  • 5,990
3 votes

When enlarging with no contrast filter, photo comes out extremely dark. What am I doing wrong?

Assuming you are using a variable contrast paper and a paper developer properly diluted (usually 2:1), likely the bulb in the enlarger is wrong, too high wattage. 1. Install a lower wattage bulb. 2. ...
Alan Marcus's user avatar
  • 39.2k
3 votes

Cannot get true blacks with my enlarger

What bulb does your enlarger use? It might be a little dim for the enlargement you're after. The quantity of light decreases to the square, after all. I recommend using test strips to determine the ...
timvrhn's user avatar
  • 2,702
2 votes

Options to double image dimensions of artwork photo?

I have some high-quality RAW files. This is important. Let us move on. I need to have them printable at about twice the size I get with the ppi set to 240. I guess the 240 ppi is a preset of the ...
Rafael's user avatar
  • 24.8k
2 votes
Accepted

Easel hangs off the enlarger baseboard - how to keep the easel level?

I believe the D2 is bolted to its base so you can detach it. Depending on the counter or surface you are using you could bolt it directly to the counter. ( that is what i would do ) You could ...
Alaska Man's user avatar
  • 3,608
2 votes
Accepted

Omega D2 enlarger - Is it really for 4x5 negatives?

So I've figured out both issues. The short answer is yes, this enlarger really will work for 4x5. The longer answer: Lens length: Omega D2 enlargers require you to change the length of your lens ...
steel's user avatar
  • 1,286
2 votes

Omega D2 enlarger - Is it really for 4x5 negatives?

As a rule-of-thumb the focal length lens mounted should be equal to greater than the diagonal measure of the negative to be printed. For the 4X5 negative this works out to 6.4 inches = 160mm (rounded)....
Alan Marcus's user avatar
  • 39.2k
2 votes

Enlarging - how to increase exposure time without closing the aperture too much?

It was long time since I used enlarger, but I am pretty sure you can put neutral density filter (ND filter) into the filter drawer. ND filter is a piece of material that absorbs equally all parts of ...
aaaaa says reinstate Monica's user avatar
2 votes
Accepted

Why are my enlarged darkroom prints out of focus on edges?

The most likely culprit is the lens. Most Wollensacks (this was a US brand with little presence in Europe, where I am based, so I am going by the specs; you might want to double check) were 4 element ...
Jindra Lacko's user avatar
  • 5,990
2 votes

How did first B&W enlargers work?

Why the past tense? B&W enlargers are alive and kicking to this day :) A couple comments: the idea behind enlargers is Camera Obscura, which has been around since ever, certainly since ...
Jindra Lacko's user avatar
  • 5,990
2 votes

How do I maintain a high resolution when cropping a photo I want to enlarge after post processing?

If you crop a photo, you will lose resolution by definition. But there are some promising new programs and algorithms out there, that can upscale a image to higher resolutions. BUT: there will never ...
Horitsu's user avatar
  • 565
2 votes

My image has enlarged poorly

You can't improve resolution beyond what was captured when the photo was taken. Any processing you can do would just be to alter the look a little, which may improve apparent sharpness or reduce ...
thomasrutter's user avatar
  • 13.6k
2 votes
Accepted

Difference between Condenser and Variable Contrast Enlarger (Beseler)

Checking the specifications, the Beseler 23C-iii-XL Variable Contrast Black & White, sports a diffusion lamphouse and its adjustable grade 0 thru grade +5. I think you will find the diffusion ...
Alan Marcus's user avatar
  • 39.2k
2 votes

What differences can be expected when using enlarging lenses for general or macro photography?

An enlarger lens is optimized to image a flat object (negative/slide) and project its image on flat photo paper. A camera lens is optimized to image a 3D world (objects at different distances) and ...
Alan Marcus's user avatar
  • 39.2k

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