Skip to main content
40 votes
Accepted

Why can't my custom camera body focus to far distances?

If I have built my device with the correct distance between the flange and the optical plane, does this mean the (inexpensive) lens I am using is bad? If you had built your device using the proper ...
Michael C's user avatar
  • 175k
12 votes

How can I make a reflector at home?

The most available large sheet material is corrugated cardboard. If you have a single layer sheet, you should first glue at least another single layer sheet on top of it to make it more stable. ...
null's user avatar
  • 8,514
11 votes
Accepted

Where can I find a filter similar to taking a photograph through green Ray-ban sunglasses?

The Ray-Ban B-15 created for the US Air Force. These are brownish and block 100% of all UV rays and only 15% of the remaining visual rays. The most popular for general use is the Ray-Ban G-15, a ...
Alan Marcus's user avatar
  • 39.3k
11 votes
Accepted

How can I stiffen a droopy Gorilla Pod?

The following method worked for me to stiffen up a generic fakey-pod (i.e., meaningless name / brand gorillapod clone). This may or may not work for your version. I only had problems with a few ...
Russell McMahon's user avatar
11 votes

Canon 18-55mm lens giving err01 after it fell down

whether lens could be repaired without loosing big amount of money? Whatever the damage, repairing the 18-55 almost certainly isn't worth it. People upgrading sell them for not very much, just get a ...
Philip Kendall's user avatar
10 votes

Why can't my custom camera body focus to far distances?

If not, do I move the lens away or closer to the optical plane to fix the problem? If the lens will focus on near subjects, but not on a subject at "infinity," then that means that the lens is too ...
Solomon Slow's user avatar
10 votes

Canon 18-55mm lens giving err01 after it fell down

The black obstruction looks like a detached aperture blade. This is a seriously damaged lens. Repairing it would at least require it to be dismantled and the aperture blades replaced. Possibly there ...
Kai Mattern's user avatar
  • 4,508
9 votes

Will a small format lens focus correctly in a large format camera?

Focus is not the issue here. The issue is coverage. Any lens gathers light from a cone in front of it (angle depending on the focal length), and projects it to a cone behind it (angle depending on ...
psion5mx's user avatar
  • 161
8 votes

How to calculate the optimal pinhole size?

The earliest investigation of the right constant c that I am aware of is Petzval's 1859 On the camera obscura. The paper is predominantly about a new lens design he has created but he begins with an ...
brett stevens's user avatar
8 votes

How can I make a reflector at home?

Automotive windshield reflectors can function well as photographic reflectors. The best ones are the shiny silver accordion-fold ones (they often have a "bubble wrap" -like core).
scottbb's user avatar
  • 32.9k
8 votes

What should I use to re-stick the thumb rest on a Canon 550D?

Both the official Canon replacement part and many of the third party replacement parts offered on eBay show 3M tape already attached to the back of the replacement grip. I'd follow their lead as ...
Michael C's user avatar
  • 175k
8 votes
Accepted

How to produce smoke for studio photography

Most commercial photographers who use smoke a lot buy a commercially made "fog machine" that converts a fluid into dense vapor. The fluid is primarily made of water and glycerin. The machine simply ...
Michael C's user avatar
  • 175k
7 votes

How can I make a reflector at home?

A large piece of foam core board (or mat board) is good for portraits. Clamped on a stand opposite of a soft box (key light) just outside of framing. It could be black on one side for absorbing light ...
Alaska Man's user avatar
  • 3,618
7 votes
Accepted

Can I DIY a regular backpack to protect my camera gear?

I hike with cameras a lot, most DSLRs are much more robust than most people think, and providing you protect the lens surfaces you normally don't need much to keep it safe. Padding Put the camera ...
Harry Harrison's user avatar
7 votes

How can I know if two lenses have interchangeable elements?

Sadly, you can't, without taking them apart to find out. Unfortunately, it's not reliable to assume anything about the construction of photographic equipment. Even if two instances of what is ...
Daniele Procida's user avatar
7 votes

Is is possible to externally power my DSLR with the original battery that is connected to the DSLR by means of wires?

As far as I can tell, at least in my two Canon DSLRs you cannot wrap a wire around the battery contacts in the battery compartment. So you could have to implement some sort of connector, for instance ...
xenoid's user avatar
  • 21.5k
7 votes

Is is possible to externally power my DSLR with the original battery that is connected to the DSLR by means of wires?

In addition to what has been said, you cannot be certain that a given camera design can deal with the extra (ohmic or inductive) impedance long wires introduce. The power supply circuit could get ...
rackandboneman's user avatar
6 votes

How can I know if two lenses have interchangeable elements?

Almost every piece of every modern lens from the major manufacturers has a part number. If you can access the service manuals for the two lenses in question you can compare the part numbers. If the ...
Michael C's user avatar
  • 175k
5 votes

Is it possible to develop cyanotypes with an LCD projector, given the need for UV?

I know this is an old question but I've been experimenting with this. Projectors WILL expose cyanotype paper - I've been using 'nature print' paper. With an additional lens to get the focusing ...
Ian's user avatar
  • 51
5 votes

Can I build my own focal reducer by reversing a teleconverter?

Can I build my own focal reducer by reversing a teleconverter? ... mounting its optics backwards into a mount adapter ... Focal reducers and teleconverters are specialized lenses, and flipping lenses ...
xiota's user avatar
  • 27k
5 votes

How can I make a reflector at home?

For a large reflector go to a stationery shop and buy a large sheet of white paper for card. It's not as portable or durable as a proper reflector, but does the job.
Harry Harrison's user avatar
5 votes

How can I fix a Canon lens with sand in the aperture diaphragm?

It's a lot harder than you probably think it is Disassembling, cleaning, and reassembling a modern lens is a daunting task for anyone who does not have the proper training, experience, and tools. ...
Michael C's user avatar
  • 175k
5 votes

How to produce smoke for studio photography

Another method of producing "smoke" is to dump some chips of dry ice (frozen CO2) in water (hot water will produce more "smoke" more quickly, but dry ice is cold enough that the water usually won't ...
Jerry Coffin's user avatar
  • 19.3k
5 votes

What are the odds of breaking a camera by opening it?

Digital cameras are not made to be end-user reparable. It is likely that there are tiny ribbon cables and other small connectors, pieces fit into place just so, and even things glued together in a way ...
mattdm's user avatar
  • 143k
5 votes

Why can't my custom camera body focus to far distances?

Potentially. It could also be that your measurements are slightly off. To find the perfect distance, you can focus on infinity, and then slowly move the lens nearer, until the picture is sharp. That ...
Aganju's user avatar
  • 2,022
5 votes
Accepted

What DIY methods exist to trigger a Lumix G3 without touching the camera?

The self-timer should work. If the camera is still shaking after 2 seconds, even with a big telephoto, you need a stronger tripod. Another choice is to use a separate card as a shutter. Set the ...
Ross Millikan's user avatar
5 votes

What shutter can fit a lens element with large glass?

I am assuming that if I use a shutter of a smaller diameter than the lens, the properties of the lens will change (for example, it will become less fast), because of the smaller aperture ring behind ...
Steven Kersting's user avatar
4 votes

How to do DIY repair of rubber grips on Nikon cameras?

The rubber on the back of my Nikon D810 recently came off and whilst waiting to get the replacement part I tried some repositionable glue. It's that stuff that holds paper to other objects that can be ...
jimdad's user avatar
  • 41
4 votes

How can I avoid star trails without an expensive tracking mount?

You can actually buy barn door trackers! As a hobby I make and sell them. Been doing it for a while. Much cheaper (but obviously lower performance) than the Orion mounts mentioned above. Check out ...
Mark's user avatar
  • 41
4 votes

Is it possible to develop cyanotypes with an LCD projector, given the need for UV?

I've done it before and it works. I used a AAXA 720p portable projector on cyanotype paper. The resolution isn't great, but maybe it's good enough for your purposes.
Luke's user avatar
  • 41

Only top scored, non community-wiki answers of a minimum length are eligible