An ultrashort throw ratio projection lens design based on a. We have accessories to table mount or to ceiling mount the projector lens. Positioning the ceiling mount, screen and projector can be performed individually and independent of one another. Pdf optical design for the dlp pocket projector using led. Optical design for the dlp pocket projector using led light. Push the knob toward the top of the projector as you withdraw the lens.
Provides information on the hs series projector lens compatibility using the 2. This optical profile of projectors is used to check relatively small engineering components with the working standard. Whats more, a centered lens design makes this projector ideal for replacing existing centered lens installations making it unnecessary to move or reinstall existing ceiling mounts or projection screens. Lamp type 300w uhp bulb x 2 lamp life 2,000 hours 5,000 hours eco lamp model r9801272 buy replacement lamp. From projectiondesign discontinued october 2016 the projectiondesign f32 series of professional grade dlp projectors is our topofthe line single chip model. Kodak zoom lenses for slide projector for sale ebay. This is the principle we are going to use it in the optical projector comparator. Optical design for the dlp pocket projector using led light source article pdf available in physics procedia 19. Apr 08, 2016 i started with projection lenses about 2010. Removing the lens turn the focus knob to the horizontal position. Last summer i took the lens from my old leica slide projector. The projector has a feature called direct power off.
Technologies such as digital light projection dlp, activematrix liquidcrystal display amlcd, liquidcrystal on. The second lens array and the condensertogether form. To turn off the ac power supply when the projector is powered on, use a power strip equipped with a switch and a breaker. I did a bit of search and testing and found the meyer diaplan 100mm f2. From panasonic discontinued april 2015 leveraging a brightness of 4,000 ansi lumens and a contrast ratio of 2,000. Panasonic etdle150 projector lens dlp projection zoom lens 5 out of 5 stars 3 product ratings 3 product ratings panasonic etdle150 projector lens dlp projection zoom lens.
The influence of incident angle and aberration of the microlens array on the optical efficiency in picoprojector is analyzed. Unique considerations for dmd devices in optical systems are addressed. Easy to use installation projector with advanced features, 6,500 ansi lumens brightness and wxga 1280 x 800 resolution in a low profile design. The wide shift range accommodates various room sizes and shapes. It is specifically designed for graphically challenging applications, such as multi channel seamless. Illumination optics design for dmd picoprojectors based on. This lcd projector has a throw distance of up to 24 feet and can project delineated images as large as 25. The f32 series of highclass singlechip dlp projectors is specifically designed for graphically challenging applications where image quality and reliability are key requirements. Oct 17, 2006 the pro lens kit includes both fresnel lenses and the projection lens. Convenient and easy to use installation projector with advanced technology and 7,000lumen brightness in a low profile design.
Technologies such as digital light projection dlp, active. Old projector lens, is there anything creative i could use the glass for. A lenscentered, sym metrical design provides ease of installation, eliminating the need for any. From the viewpoint of projector devices, the main development issue for minimizing the projection distance is to develop an ultra shortfocus projection lens. When lights or ventilation holes are located in the ceiling mounting site, you can simply relocate the projector to avoid them. Oct 10, 2014 a relay lens system design for a mini projector with telecentric illumination is described. Figure 30 a shows the schematic of a symmetrical objective lens of. In this paper, we propose a concept for the design of a 0. Centered lens design featuring a centered lens design, the powerlite 46504750w4855wu series makes installation easy to plan. Navitar designs, develops and manufactures innovative optical solutions for clients and enterprises across the globe. Play around with it and test it for the optical options it gives to you.
A projector is an optical device, which enlarges the image. This means that the image of the dmd is projected equally up and equally down from the optical axis the direction the projector lens is pointing. An efficient illumination system for singlepane lcd. As i described in a paper at the 2014international optical design conference, this class of optics is interesting be they are of a reasonable complexity that the designs are likely to be instructive, they offer a small range of design constraints because of the standardization of cmos imager sizes. Pdf compact led projector design with high uniformity. This feature makes it easy to align the projector with the center. From cinema lenses to pro camcorders and more, canon offers an array of products designed to meet the most demanding film and broadcast settings. Now that youve got the general idea of what were doing, its a good time to start crunching numbers to get a rough idea. Rear screens cannot accept high angles of incidence caused by offset due to fresnellens screen limitations. Viewsonic pro8530hdl 5200 lumens 1080p hdmi lens shift projector.
This makes it easier to get more uniformity on dmd. To increase your throw distance, rotate the projector zoom lens to telephoto and use our 1. The elements of the first lens array divide the light beam from the lamp and image the arc into the apertures of the second lens array. Variable projection offset for stacking applications, etc. The navitar projector lens is designed for meeting rooms where you need to shorten throw or make a longer throw for your projector.
Analysis of picoprojection technologies and attempt at. A relay lens system design for a miniprojector with telecentric illumination is described. Pupil location atnear infinity means no magnification changes with focus. You know the kindlots of little slats attached to some strings.
This feature allows the projector to be turned off even when projecting an image by disconnecting the ac power supply. Operating manual for the kodak carousel slide projector. Design a simple single lens microscope to resolve an object size of 3 microns such that the image can be viewed with a fully relaxed eye. The principle of collecting light in a projector is the same as that dis cussed in chapter 7 in connection with the design of spotlights. Variable projection offset for stacking applications, fixedinstall flexibility, etc. Old projector lens, is there anything creative i could use. Whether youre looking for a dslr to get your vlog off the ground or a highend, 4k broadcast lens to shoot your next instudio production, we have the gear to help expand your storytelling reach. Introduction this digital projector is designed with the latest stateoftheart technologies in illumination, imaging, optics, electronics, thermal and industrial design in order to serve traditional as well as novel imaging applications across a variety of markets, offering features such as. This is an ultimate guide of lens design forms, the optical systems that are used in our world. No matter what youre looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. The panasonic projector works with computers, video players, and digital media players, and has a native display resolution of 1024x768 pixels and a standard xga aspect ratio of 4. This projector design provides very efficient light utiliza tion, and we discuss how the geometrical optical efficiency. Epsons wide zoom lens elplw04 is an interchangeable lens that works with powerlite pro z0u, z1005u, z9870u, z9875u, z9750u, z1w, z9900w, z9800w, z1, z11005 and z9870 projectors.
Get the best deals on projection lenses when you shop the largest online selection at. Pdf optical design for the dlp pocket projector using. Projectors an ultra shortfocus front projector using. Optical design for the dlp pocket projector using led light source. A general discussion of image quality and specific design metrics for acceptable.
Achromatic design in the illumination system for a mini projector with. The fundamental operating modes in electron microscopy require objective lens, projector lens and condenser lens. Etsy is the home to thousands of handmade, vintage, and oneofakind products and gifts related to your search. The design of the menu of the intelligent connection operation screen is improved, and the customer can change the wallpaper of standby screen.
Design of illumination and projection optics for projectors with single digital micromirror devices chongmin chang and hanping d. With the optical design process outlined, we can examine how the specifics of the process can vary for different applications. To enlarge your image size, rotate the projector zoom lens to wideangle and use our 0. Texas instruments ti, dlp discovery optics 101 application note. Shieh we present a new optical system design for a projector with a single digital micromirror device texas instruments digital micromirror device. All projected media can be stored via usb in the usb memory viewer on this panasonic projector, allowing users to run presentations without connecting to a pc. Key features wxga resolution and 6,500 lumens whitecolor output accentualizer advanced image processing picture by picture and picture in picture two speed motorized zoom, focus and lens shift.
Usually, the projection lens is composed of about 10. Design for manufacturing dfm we work closely with leading projector manufacturers including sony, optoma, christie, barco, nec, digital projection and vivitek. In its most basic form, a liquid crystal display is kind of like a venetian blind. Nontelecentric projection lens design for an led projector osa. In addition to the one sl702 short throw standard lens, four optional lenses are available. Patent 3,748,015 was the subject of perkinelmer vs. However, it cannot be achieved with a field lens design because the field. M lamp operation lamp operation pin code the projector is fitted with two individual projection lamps that can be the projector may be controlled by a pin personal identity number run in various modes. There i loved the meyer trioplan 100 lens and thought about a backup lens for it. The ultimate projection solution for any meeting space. Contact christie technical support or your christie sales manager if you require more information.
Convenient and easy to use installation projector with. Screenstar lenses can be used with dlp, lcd, lcos and dila format projectors both standard and high definition. Improve the quality of the lamp image by covering the platen with a piece of cardboard with a hole cut out, to stop down the fresnel lens, thereby reducing its aberrations. Custom projection lens design navitar optical solutions. Our products range from high magnification motorized zoom imaging systems to fisheye projection lenses used in a wide variety of industries including life sciences, industrial. A vertical lens shift feature offers up and down adjustments of the projection lens for flexible placement in challenging installations. Design of illumination and projection optics for projectors. This means that if the projector is sitting on a table, the bottom half of. Shorter back working distance for projection lens due to path in glass rather than air.
Sep 15, 2014 two of these projector models are based on patents from important court cases regarding lens design. Microscopes, projectors and photomultiplier tubes professor. Pdf compact led projector design with high uniformity and. All are for folded zooms, which provide an interesting study. A lens centered, sym metrical design provides ease of installation, eliminating the need for any. But the not all the lens designs are simple lenses, we will look at newer and important lens design forms as well.
Nontelecentric projection lens design for an led projector. A relay lens system design for a mini projector with telecentric illumination is described. In a 0% offset design light engine, the center of the dmd is aligned exactly with the optical axis of the projection lens. Parts of the projector become heated during operation. Projector lenses projector lens latest price, manufacturers. The reverse total internal reflection rtir prism for angular magnification and lateral magnification. The pro lens kit includes both fresnel lenses and the projection lens. Outstanding highquality lcd projector with good usability. The projector can be unplugged during its cool down period after it is turned off. We also sell panamorph lenses for home theater projectors.
Class 1 laser product conforming to iec 608251, third edition, 2014, and rg3 of iecen 624715, first edition, 2015. What is optical profile projector working principle. Osa wideconverter lens design for a pico projector. Zero offset and minimal lens size can be achieved for rearscreenapplications with prism design. Make offer kodak projection zoom lens ektapro select 100150 mint slide projector vintage kodak projection ektanar c zoom f3. Different from the traditional illumination systems. Do not place any objects, which are easily affected by heat, in front of a projector exhaust vent. Easy to use installation projector with advanced features. Shorter back working distance for projection lens projection offset for keystone correction can be optimized for application to minimize field of projection lens. Julia zaks due monday, march 30, 2009, or by the end of spring break 1. A fixed lens has permanent focal length, or throw ratio. Solutions include complete optomechanical and optoelectronic assembly and subassembly systems. Two of these projector models are based on patents from important court cases regarding lens design. Pdf in this paper, an illumination lens design for a ledbased picoprojector is presented.
Projection offset for keystone correction can be optimized for application to minimize field of projection lens, if the application allows. However, reductions in the projection distance have not been achieved over the last few years. Pdf integral freeform illumination lens design of led based pico. Show the lamp by holding an additional lens projector and the screen, where the lamp is imaged. Magnetic lens design for electron microscopy depends on the operating mode of the lens. Custom lenses navitars engineering and design team can create custom projection lenses for oem applications.
Figure 30 a shows the schematic of a symmetrical objective lens of an electron microscope. Optical design for the dlp pocket projector using led. To do this the projector uses something called a liquid crystal display. The basic lens design forms are in here, and we can take a deep look into the development of lens design. Singlepanel dlp projection system optics texas instruments.