Glossary

Dell M410HD manual Glossary

dB — decibel — A unit used to express relative difference in power or intensity, usually between two acoustic or electric signals, equal to ten times the common logarithm of the ratio of the two levels.

Diagonal Screen — A method of measuring the size of a screen or a projected image. It measures from one corner to the opposite corner. A 9 ft high, 12 ft wide, screen has a diagonal of 15 ft. This document assumes that the diagonal dimensions are for the traditional 4:3 ratio of a computer image as per the example above.

DLP® — Digital Light Processing™ — Reflective display technology developed by Texas Instruments, using small manipulated mirrors. Light passing through a color filter is sent to the DLP mirrors which arrange the RGB colors into a picture projected onto screen, also known as DMD.

DMD — Digital Micro-Mirror Device — Each DMD consists of thousands of tilting, microscopic aluminum alloy mirrors mounted on a hidden yoke.

Focal Length — The distance from the surface of a lens to its focal point.

Frequency — It is the rate of repetition in cycles per seconds of electrical signals. Measured in Hz (Hertz).

HDCP — High-Bandwidth Digital-Content Protection — A specification developed by Intel™ Corporation to protect digital entertainment across digital interface, such as DVI and HDMI.

HDMI — High-Definition Multimedia Interface — HDMI carries both uncompressed high definition video along with digital audio and device control data in a single connector.

Hz (Hertz) — Unit of frequency.

Keystone Correction — Device that will correct an image of the distortion (usually a wide-top narrow-bottom effect) of a projected image caused by improper projector to screen angle.

Maximum Distance — The distance from a screen the projector can be to cast an image that is usable (bright enough) in a fully darkened room.

Maximum Image Size — The largest image a projector can throw in a darkened room. This is usually limited by focal range of the optics.

Minimum Distance — The closest position that a projector can focus an image onto a screen.

NTSC — National Television Standards Committee. North American standard for video and broadcasting, with a video format of 525 lines at 30 frames per second.

PAL — Phase Alternating Line. A European broadcast standard for video and broadcasting, with a video format of 625 lines at 25 frames per second.

M410HD specifications

The Dell M410HD is a solid projector that offers an array of features suited for both business and educational environments. Known for its versatility, the M410HD is designed to meet the needs of users seeking high-quality projection capabilities.

At the core of the Dell M410HD is its impressive brightness level of 4,000 lumens, making it suitable for various lighting conditions, including well-lit conference rooms and classrooms. The projector supports a native resolution of 1280x800 pixels, which allows for clear and detailed images that are necessary for presentations, videos, and other visual content. Additionally, it is capable of projecting content in HD, enabling users to deliver high-definition visuals without sacrificing quality.

One of the standout technologies in the Dell M410HD is its DLP (Digital Light Processing) technology, which delivers vibrant colors and sharp images. DLP technology is renowned for its reliability and longevity, making it a preferred choice for many users. The projector also features a contrast ratio of 4000:1, enhancing the depth of images and providing a more engaging viewing experience.

The M410HD incorporates various connectivity options, including HDMI, VGA, and USB ports, allowing users to easily connect a range of devices such as laptops and streaming devices. This versatility ensures seamless integration with existing technology setups. The projector’s built-in speaker enhances audio output, minimizing the need for external sound systems during presentations.

For added user convenience, the Dell M410HD also supports wireless projection capabilities when paired with optional adapter accessories. This feature enables users to project content from their mobile devices and laptops without being tethered by cables.

The compact design of the M410HD makes it easy to transport, catering to professionals who frequently present in different locations. With a weight of approximately 6.5 pounds, it strikes a balance between portability and performance, making it a practical choice for on-the-go presentations.

In conclusion, the Dell M410HD is a feature-rich projector that excels in brightness, resolution, and connectivity. Its reliance on effective DLP technology, combined with user-friendly features, makes it a valuable tool for enhancing presentations in any setting. Whether for corporate meetings or educational purposes, the M410HD delivers reliable performance, ensuring that your visual content is always presented at its best.