A Light Wall Of Light From Bed Sheets And PVC

A Light Wall Of Light From Bed Sheets And PVCThe Lastolite Hilite is a really neat, light weight, and portable high key background that can double as a softbox. Oh, did I forget to mention what a bargain it is? It’s not really – it is more than well outside of our reach. Still, I was intrigued by the simplicity of it and the many ways it could be used for still photography and video work. (Look here to see some nifty example videos of the Hilite and high key backgrounds.) I set out to make a DIY version and not break the bank in the process.

The first attempt was to suspend two flat white sheets that were safety pinned together around the periphery over a rectangular frame at the top. Two 45 Watt second slave strobes ($25/ea) were inside on light stands ($21/ea). I have no photos but it was leaning slightly on the positive side of the spectrum between abysmal failure to resounding success. It was at least successful enough to prove out the feasibility of the DIY concept…

Materials

Let’s start with an explosion of the pieces to assemble the frame:

DIY Lastolite Hilite - Pieces

I used 1? thin walled PVC pipe because it was handy – it was left over from another project. Larger diameter pipe may be used but I would not recommend anything smaller. The frame requires two sets of the upper pieces for the frame top and bottom, and two sets of the lower pieces for the two sides. Here is the complete parts breakdown:

  • 8 pieces of 1-3/4? long pipe
  • 8 pieces of 35? long pipe
  • 8 pieces of 8-3/8? long pipe
  • 4 pieces of 34? long pipe
  • 4 pieces of 36? long pipe
  • 8 PVC 90-degree elbows
  • 16 PVC Tees

The measurements above were arrived at after having cut them too long initially. Your mileage may vary, so if you decide to build, cut your pieces longer since you can always trim them. The PVC fitting openings were all 1? deep and the Tees were 3-3/8? long in the longest dimension. I point this out because not all fittings are created equal.

The pipe and fittings that are connected in the photo above were glued together after the final trimming to make the whole frame more rigid. The elbows butt up against the Tees using the 1-3/4? long pieces of pipe. Take care aligning the elbows and Tees so that they are square to each other. All the free ends of the pipe were sanded to make
them fit more easily into the mating fitting. Then the pipe ends were rubbed with a candle for lubrication to more easily permit breaking it down for transport. As shown in the photo, all the pieces, when stacked together, will be no longer than about 40-42 inches.

Assembly

When assembled as shown in the photo below, the whole thing measures about 81" by 75" by 12", all to the outside edges. [Note that the photo is distorted because I used my 18-55mm kit lens at 18mm and did not correct for the distortion. The frame does not really bow like that in real life.]

DIY Lastolite Hilite - assembled pieces

Here is a close up of the upper right corner of the frame, showing the configuration of the fittings and joints in more detail:

DIY Lastolite Hilite - 2 corner

And here’s a wider shot showing the center Tees:

DIY Lastolite Hilite - 3 leg

Two 45 Watt second slave strobes are clamped ($14/ea) to the inside sides of the frame. Both point toward the back to diffuse the light by bouncing it off the back white sheet, spreading the light more evenly on the front sheet. Here is a close up of a strobe and clamp:

DIY Lastolite Hilite - strobe closeup

Three king size fitted sheets are then stretched over the frame in the following order: A white sheet (show draping down in the following
photo) goes over the frame first and becomes the front face of the monster softbox. A white sheet is stretched over the first sheet and frame from the back side, followed by a black sheet over the back sheet. Covering the frame in this order allows the friction of the two outer sheets to keep the front sheet pulled taught. To do that, you have to
reach inside the frame and pull the front sheet from behind the rear pipe while pulling on the two outer sheets from the outside. The outer
black sheet is intended to prevent too much light from blowing out the back side of the monster softbox; it could be left off, depending on how it is used and what surrounds it.

DIY Lastolite Hilite -  peeled

The tautness of the front sheet might be improved by using elastic and safety pins or clips of some sort to pull opposite edges toward the center. I’ve not done this but may try it at some point.

Here is a photo of the fully assembled monster softbox. This exposure is 1/200 sec @ F9, ISO 400. The white area is completely blown out, which makes for a very nice high key background. [Ignore the light stands in the foreground - they were just there when I snapped this photo.]

DIY Lastolite Hilite - 200 @ F9, ISO 400

High key backgrounds typically need to be 1 to 2 stops brighter than the subject in order to completely blow it out to white. With the fixed power strobes inside the monster softbox and similar ones inside the 2'x2' softboxes I typically use to light subjects, I need to use source to subject distance to adjust the light ratio between subject and background. The two strobes inside may not necessarily be the optimum configuration, either, but they’ve been sufficient for the things we’ve used it for thus far.

The total project cost is hard to figure exactly but $45 of it came from the three fitted king size sheets from Walmart. I used sheets because they are relatively inexpensive large pieces of cloth with no seams in them. (Seams require extra Photoshop work to make them go away.) The PVC fittings probably account for another $20. I don’t usually count the strobes or clamps because I already had those on hand; they get moved around as needed.

Photos of the pieces and completed assembly are all well and good but what can it do and how well?

Below are some photos we’ve taken using the DIY monster softbox. Most of them use it as a high key background. The top two photos use it as a softbox with sheer curtains hung in front to make it look like a window. For the last two photos of two of my kids jumping, the monster soft box was raised off the floor by propping it up on two wood wine
boxes.

When the monster softbox raised, white paper or king size flat sheet can be hung in front and draped to the floor out in front and lit from the sides to make a infinite white background. As it is built to break down, the frame is not really rigid enough to mount on stands and tilt like one would do with a 4'x6' softbox.

All in all, I consider the monster softbox a great success, especially since it cost about 1/10th the cost of the real Hilite and about 1/5th the cost of a 4'x6' softbox…

[Note: I've written this up with regard to using it for still photography. Converting this for the constant lighting video requires will require some thought to be given as to how to provide that without burning down your house or studio. With the back sheets on it, tungsten lamps are certainly not usable. You have been informed and warned.]

Sample Shots

DIY Lastolite Hilite - angel celine

DIY Lastolite Hilite - anticipation

DIY Lastolite Hilite - celine headscarf

DIY Lastolite Hilite - celine jump

DIY Lastolite Hilite - jump

About The Author

David Dicarlo is a portrait and event photographer based in Austin, Texas. You can watch his work at Sunday's Child Snapshots.

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Comments

Great !!!

  • October 25, 2011
  • Marc

You're a Genius!

Photo Varying Contrast Pipe

  • October 26, 2011
  • Michael

I was just looking at putting my P42 panels together to make one of these. Nice to see this was possible. The black sheet is a great idea!

Instead of building the cross supports in, you can use something similar to the clip-in H-supports in this video - http://www.youtube.com/watch?feature=player_profilepage&v=fc2rqKP2u6Y#t=61s The light support is built in to the H-support. Link takes you to the assemble of the box.

Tinker Tubes (DIY version of Lightform panels) is available from Software Cineama http://www.software-cinema.com/page/13/tinkertubes There are two version a free low res (still readable not really printable) and a paid (hi-res) version which includes another ebook. Not sure if this was mentioed before.

Tinker Tubes and P42

I have seen the Tinker Tubes PDF before and like many of the ideas therein.  The P42 system looks interesting but it appears to have been discontinued.

I had toyed with the idea of a PVC box for fitted sheets for a long while, so when insipriation to build it with the left over pipe I had hit, I was impatient to get it built and to play with it.  Had I realized that Lowes locally carried snap-on slip Tee's, I would have used those instead of the glued-in regular Tee's.

 

Nice, but

Nice idea, even a great on, to made this lasolite gadget,

the only thing about it, is that I think its much more easy to shoot those two flashes or to use those two lights on a white wall behind the models, insteed of putting together this (great) frame.

By the way, the use of those bed sheets is briliant!!!

Neat idea, I did something similar but with sunlight

I stuck a sheet over a window with direct sunlight to shoot this interview. Worked out great. http://www.youtube.com/watch?v=bWK4G2r3aVs

What kind of lightbulbs could be used if not tungsten?

  • October 26, 2011
  • Anonymous

I do know that i can't use regular lightbulbs to pull this one out (already burned my mother's sheet :]) What are those strobes made out? LED's? they are continous lights? or they actually synchronize with your light sistem?

Strobes

The strobes are 45 Watt-second strobes built into a package that screws into a normal light socket (E26/E27?).  There are umbrella brackets that have a switch, power cord and light socket in them that mount onto the regular 5/8" light stand studs.  I have not seen these strobes throw any heat during operation other than the small amount of heat you can feel directly in front of the flash tube when it flashes.

For continuous lighting, CF bulbs might be usable but I'd worry about heat.  I've only used lower wattage CF bulbs but given the large area and inefficiency of the bed sheets, higher wattage ones are probably required with ventilation.  The box could be made deeper and the back and sides covered with cardboard with baffled vent holes to keep the stray light in.

Thank YOU !

Thanks for this idea ! I am going to try this ! I can't wait !

Silver liner?

  • October 26, 2011
  • Eric

I wonder if one of those rescue blankets or some silver foil insulation wrap could be used to make the back more efficient.

Cool!

I'm trying to start up another band, and I know this is designed for photos, but I think it would make a cool backdrop.  Wondering if using purple or blue sheets would give off kind of a blacklight effect.  Might have to try it!

This may be about photography

  • October 27, 2011
  • Anonymous

This may be about photography but the visual effect of lighting is the same regardless of your application.  In other words, lighting is lighting is lighting, whether it is for a band, a painter or a camera lens.  Give it a try and let us know how it turns out.

Try cutting a T like this

  • October 31, 2011
  • NotDadsW41

I just finished making one of these myself.  No shots with it yet though. ;-(  Love it though!

What you can do to keep the tension on the sheets and make a light-weight stand is cut the top third or so off on several Ts like this:

http://i127.photobucket.com/albums/p123/NotDadsW41/pvc/IMG-20111030-0001...

Then you can snap it in place over top of some of the edges on one side, pull it tight on the other side and snap another cut T in place.

http://i127.photobucket.com/albums/p123/NotDadsW41/pvc/IMG-20111030-0001...

 

I also used several more for a stand or legs if you will.  4 more Ts.  2 Ts cut as above.  2 pieces of PVC cut to the length of the spacers in the original and 4 more cut to the desired height from the floor you need.  No need to glue any of these in case you want to adjust the height.

http://i127.photobucket.com/albums/p123/NotDadsW41/pvc/IMG-20111030-0001...

 

Apologizes for the crappy photos taken with my phone.

 

 

if you use a silver coated

if you use a silver coated foil on the back, you'll get more light in the front

Bed sheets

  • November 17, 2011
  • Anonymous

Hi, I just came back from buying the PVC and ready to start building. Do you have any links or any recommendations on buying the bed sheets..

re: sheets

  • November 17, 2011
  • udijw

Well,

I would say get the cheapest white sheets you can put your hands on. I am not sure where you are writing from, but I would guess that both Walmart and target have some cheap options.

where to get the bed sheets

  • November 21, 2011
  • Anonymous

i do not condone criminal activity.

but i do know that most hotels use white sheets...  =)  

tent

Hello

Very good idea. I will try to do by myselft, but I want to be portable so

does anybody have idea where to buy such tent sticks?

br

 

klemen

sunject distance

  • December 26, 2011
  • Wim

I wonder at what distance from the back you placed your models? I have used this technique albeit in a simpler design (just a hanging bed sheet lit from behind), but the light tended to creep forward around my model's arms. Since then, I always have lit the white backdrop from the front, so reflective rather than translucent.

 

 

I saw someone with set-up

I saw someone with set-up similar to the hilite at an event recently.  All I could think was that that was a lot of money to spend on spend on something that was just a fancier version of what you did above.  (I also had the idea that it could be done with PVC and some backdrops, but the multi-use bedsheet hadn't come to mind yet.)  I'll have to seriously invest in putting one of these together when I get enough studio space.

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