Specialty and Architectural Lighting — Projection

With a glut of non-original lamp modules in the projector replacement lamp market, buyers of these lamps should be aware of potential diminished projector performance issues that may result. According to Philips Lighting, manufacturer of UHP projector lamps, “lamps that are originally installed in a projector are based on co-development...

Choosing a projector for houses of worship starts with two key factors, both focus on projector lumen output or brightness: (1) size of the space (eg. 100 person or 250+ person sanctuary) and (2) amount of ambient light present in the space during projector use. Most sanctuaries or worship gathering spaces...

When most people think of digital projectors, the images that come to mind are of substantial pieces of equipment with multiple input sources, brightness from 1000 to 4000 lumens and large projected image size that weigh-in at 5 to 10 pounds. Usually these projectors are permanently mounted on walls, ceilings...

The lights are low, the Epson fan hums, you are 15 minutes into a new product release PowerPoint presentation to a group of corporate managers and you realize two people at the end of the table are about to nod off. A sinking feeling. It could be these people would...

Many projector manufacturers tout a relatively new specification, color brightness, as one of the prime selling features of their projectors. Why might this metric be important when look to purchase a projector? The viewer’s awareness of color has been raised significantly by improvements in digital technology. The images seen today...

All projector manufacturers work with a select group of lamp manufacturers (Philips, Osram, Ushio, Panasonic, Phoenix) who build the lamps installed in new projectors. Each lamp comes from the manufacturer with a “rated lamp life”, usually between 1500 and 3000 hours. While far from the most important factor in selecting...

When replacing a projector lamp, we've recommended for years that you don't touch the bulb with your fingers. This is because the oil from your skin can alter the light output or compromise the life of the bulb inside the cage. But let's take a closer look at that recommendation....

The mantra for the last few years in the projector replacement lamp business has been anxious concern over the prospect that LED or laser driven projectors would eventually doom a robust replacement lamp market. Both LED and laser light sources can boast of life expectancies in the 20,000 to 30,000...

While most new digital projectors ship with a lamp manufactured by either Philips, Osram Sylvania, Ushio, Phoenix or Panasonic, Epson has forged it's own path with its UHE lamp for Epson projectors. Epson calls their lamp the "Twin Optimized Reflection Lamp or E-TORL". To improve optical efficiency Epson engineers focused...

Over a year ago, we published an article on 5 Tips to Prolong your LCD Projector Lamp's Effective Life. That article took a look at issues like using gloves or a cloth to replace a bulb, not moving the projector when the bulb is still hot, cleaning the air filters,...

Projector overheating is the primary cause of premature LCD, DLP and LCOS projector lamp failure. The high wattage lamps that provide the lumen output for crisp images on the screen also generate a significant amount of heat. If this heat is not effectively removed from inside the projector, lamp life...

Projector lamp life is affected by temperature, altitude, air pressure, humidity and physical impact. Here are some best practices to help extend lamp life: (1) Once the projector is turned on, wait at least five minutes before turning it off to allow the fan to cool the unit. (2) Do...

The UHP lamp (ultra high pressure lamp, usually mercury arc) refers to projector lamps with an internal pressure of over 3000 lbs per square inch. The acronym also stands for ultra high performance. Originally developed by Philips in 1995, it is a common light source for digital data / video...

For many people, the coming of fall is a delight worth savoring for as long as it lasts. The kids are back to school, football is back on the TV and there is no better time to enjoy home theater than in the cool of day. But this is also...