Its the sizing and brightness download on this page. Theater projector cost nondiscounted retail pricing for. Use the following calculator to convert between footcandles and lumenssquare meter. Determining projector throw ranges is easy and quick with these 10 mobile apps. Always check the official product specifications and test the distance in the chosen environment before fixing any mounting parts to a wall or ceiling. You may withdraw your consent or view our privacy policy at any time.
A footlambert or footlambert fl, sometimes fl or ftl is a unit of luminance in united states customary units and some other unit systems. Projector calculator 4k projectors and 4k projector screens. The footlambert is named after johann heinrich lambert 17281777, a swissgerman mathematician, physicist and. The basic formula most pros use when figuring throw distance is one foot of screen width to every two feet of separation between lens and screen. We use realworld measurements and percentile averaging for maximum accuracy. Theres also an omni calculator online for foot lamberts if you prefer that approach.
Type the value in the box next to footcandle ftc, fc. This free pc software was developed to work on windows xp, windows 7 or windows 8 and is compatible with 32bit systems. Lumens to candela calculator candela to lumens calculation. The result will appear in the box next to lumensquare meter lmm2. Lambert was the inventor of the hyperbolic functions, and the first to study map projections scientifically. As you can see from my thread im in need of help choosing a projector for my home cinema projector. These seem to be the predominant projections for maps of the us lower 48. Its also the one that best incorporates two subcomponents i didnt fully understand and appreciate until just a few years ago lens dimming factor ldf and lens speed f. Download luminance unit converter our powerful software utility that helps you make easy conversion between more than 2,100 various units of measure in more than 70 categories. A projectors distance from the lens to the screen surface is called the throw distance.
This projector calculator tool is intended as a guide to selecting your projector and lens. Real d xl high efficient polar system dual projector laser e. Dukane audio visual proudly offer a full line of data video projectors, document cameras, visual presenters, interactive products, screens, voice amplification systems, speaker systems, technology carts, accessories and more. New foot lambert calculator avs forum home theater. Foot lamberts is a calculation thats used that takes into account the light output of the projector, the size of the image, and the gain of the screen, and comes up with an example. Image brightness targets and calculating foot lamberts. Projector image calculator nec projector image and lens. It is worth saying that almost every single home theater projector is ideal around 120 to 3 diagonals. Discover a universal assistant for all of your unit conversion needs download the free demo version right away. This free software is an intellectual property of epson. Cinematiccolor for colours as directors envisioned benq. Whether you enjoy movies, games or sports events, every image is sure to pop off the screen with epsons stateofthe art, innovative home projectors. Projector screen size calculator distance calculator.
You can measure luminance in cdm2 or foot lamberts on the basis of screen gain. Digital projection can not accept liability for damages of any. Simulation visualization archives digital projection. Enter the screen luminance either in nits or footlambert. View the epson projection distance calculators and display size calculator for optimal projection setup. If you would like a copy of the excel spreadsheet, it can be found on my. You are providing your consent to epson america, inc. Columns can be sorted by clicking the columns header. Epson projectors lead the market with their innovative technology.
For uniform, isotropic light source, the luminous flux. Need help calculating the right size projector screen for your needs. Projection distance calculator free download windows version. By closing this window or continuing to browse this website, you consent to the use of these cookies. For reference, cinemas usually produce between 12 and 22 footlamberts and a direct view tv produces 35 footlamberts or more.
The optoma distance calculator is a tool for estimation purposes only. We recommend that every person considering a projector screen use each of these three tools to. The foot lambert reading is shown on an led digital display and is expressed to at least one decimal place. This means that for each foot of image width, the projector needs to be 2 feet away or dw 21 2.
To ensure that you get the possible best experience, this website utilizes thirdparty profiling cookies. Or try the projection calculator pro and get recommended screen sizes, throw distances, room lighting, screen brightness, seating and projector placement based on your application. So for example, the most common projector throw ratio is 2. My mrs has said i can put home cinema projector and screen in the lounge. Projection calculator classic find your screen size and throw distance with the projection calculator classic by following these 2 easy steps. Phantom of opera leveraged projection as a theatrical or digital backdrop to fake an audience for one shot. French military maps had been based on the bonne projection, which may have been adequate for france, but were not bonnes when extended eastwards, so new maps were made on the lambert projection for the projected invasion of germany in 1914. Choosing a target foot lambert reading how many fl depends on user preferences, your usage habits and lamp budget, 3d vs. The luminance of a perfect lambertian diffuse reflecting surface in footlamberts is equal to the incident. Fl foot lambert formula vs projectorcentral calculator. The calculator hcinema shows me for the acer p1100 and a 88 screen with 1. If you had a higher gain screen, youd first multiply the lumens by that gain before dividing by the screen area. Select your screens aspect ratio and input any dimension to calculate your screens overall viewable area.
To contact epson america, you may write to 3840 kilroy airport way, long beach, ca 90806 or call 18004637766. Projection calculator pro projector to screen distance. With its stable solidstate light source capable of producing over 20,000 hours of illumination, digital projections highlite laser projection technology is a revolution of ease and simplicity. The us unit is the one typically used in home theater design and calibration. Projection calculator projectors products ricoh global. The digital screen checker ships with a mounting tripod and 3d glasses holder. Projector calculator projector screen calculator aspect ratio.
Dukane is an american company serving the education, corporate, government and house of worship markets for over 85 years. The projector was sourced through digital projections distributor in australia, amber technology. In order to help you make a final selection based on material, resolution support, toughness and more. Choose a screen size from the right or select customize to customize the screen size.
Use our custom projector screen size calculator with our other two great screen tools. Tools and calculators nec display solutions of america. If you were to reduce the image size to a 180 diagonal x 7. How projection screens can make or break a projection. Our projector installation calculator can help you find the perfect projector distance and screen size for your room. The foot lambert formula has been given as fl lumens gain screen area in sq ft if a 16. Using projection as a theatrical or digital backdrop. Real d z screen, master image clarity polarisation recuperation e. Foot lamberts are a way to interpret accurately how bright your screen will be. From painting a digital cityscape in the background to using a screen for story narrative, you can do a lot when you put a projector behind an actor, person, musician, etc in an event. So if im using a projector with a throw ratio of 2. Ricoh projection calculator, a flash based tool for calculating projected image sizes.
Find out how much you can save in a few quick steps. For the perfect large scale projector installation, the right lens is vital. The total cost of ownership calculator lets you compare nec displays with other displays, with your precise energy consumption and costs, to give you the big picture on tco. Use our screen size calculator to determine the viewable area of a screen based on any 1 dimension use our projector calculator to determine throw distance and optimal screen sized based on your projector use our viewing distance calculator to figure out the optimal seating distance for your audience. Evaluating lux vs lumen to decide which projector is best. If you need to convert footcandles to other units, please try our universal illumination unit converter. The throw distance and the size of the image it produces on the screen are proportional to each other based. Reverse screen brightness to projector lumen calculator projectors only projector locations projectors only 5. Footcandles to lumenssquare meter conversion calculator. Footlamberts ftl are the unit of measure used by the motion picture industry to specify how much light should be reflected off the movie screen in a 1foot x 1foot area. As an example, the society for motion picture and television engineers recommends 16foot lamberts in a dark, dedicated theater. As i came to learn, the two key elements are foot lamberts fl and contrast. So naturally all i have thought about is home cinema. Projection calculator classic throw distance and screen size.
Home theater projector installation labor, basic basic labor to install home theater projector with favorable site conditions. For a hypothetical 700 lumen output projector, and 1. Foot lamberts are the measured brightness of a projector s output spread over the surface of your projection screen. Image brightness targets and calculating foot lamberts from projector lumens. A footlambert or footlambert fl, sometimes fl is a unit of measurement of luminance in u. For multiple languages, use the projection calculator classic. A foot lambert is a measurement of visible light that equals 1 circular candela per square foot, or 3. All model types business education home portable professional. The society of motion picture and television engineers smpte recommends 16 footlamberts in a dark movie theater. Using the sanyo z5 projector as an example, its lumens is given as 1100 ansi. The easysimplebasic way is to use the projector calculator from projector central.
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