Optoma EH412STx 1080p Short Throw 4000 Lumens Projector

The Optoma EH412STx is a high-performance short throw projector designed to deliver immersive visual experiences in various settings. With its advanced features and compact design, the EH412STx is suitable for both professional and educational applications.

Featuring a native Full HD (1920 x 1080) resolution, this projector delivers sharp and detailed images, making it perfect for presentations, classrooms, and home entertainment. Its short throw lens allows you to project large images even in tight spaces, minimizing shadows and maximizing available space.

One of the standout features of the EH412STx is its impressive brightness. With a brightness rating of up to 4,000 lumens, this projector ensures vibrant and vivid visuals even in well-lit environments. Whether you’re conducting a business presentation or watching a movie, you can expect excellent image quality with accurate colors and crisp details.

The EH412STx offers a range of connectivity options, including HDMI, VGA, USB, and audio ports, allowing you to easily connect various devices such as laptops, gaming consoles, and media players. It also supports wireless screen mirroring, enabling convenient and cable-free presentations or media streaming from compatible devices.

Equipped with advanced image enhancement technologies, such as Dynamic Black and BrilliantColor, the EH412STx delivers enhanced contrast ratios and color reproduction, resulting in deep blacks, bright whites, and vibrant hues. This ensures a captivating visual experience for your audience.

With its built-in speaker, the EH412STx provides clear and audible sound, eliminating the need for external audio equipment in small to medium-sized spaces. However, for larger venues or immersive audio experiences, you can easily connect external speakers through the audio output.

The EH412STx also includes convenient features like keystone correction and 3D support, allowing you to adjust the image shape and enjoy immersive 3D content when paired with compatible 3D glasses.

In terms of installation and maintenance, the EH412STx offers hassle-free setup with its short throw lens, reducing the need for extensive projector placement adjustments. It also has a long lamp life of up to 15,000 hours in Dynamic mode, minimizing the frequency of lamp replacements and reducing overall operating costs.

Overall, the Optoma EH412STx is a versatile and feature-rich projector that combines high-quality visuals, flexible connectivity, and ease of use. Whether you’re delivering presentations, teaching in a classroom, or enjoying home entertainment, the EH412STx is designed to deliver impressive performance and immersive viewing experiences.

• Display Technology: DLP
• Native Resolution: 1920 x 1080 (Full HD)
• Brightness: 4,000 lumens
• Contrast Ratio: 50,000:1
• Throw Ratio: 0.5:1 (short throw)
• Zoom Ratio: 1.3x
• Lamp Life: Up to 15,000 hours (Dynamic mode)
• Projection Size: 30″ – 300″
• Projection Distance: 1.3 ft – 11.9 ft
• Aspect Ratio: 16:9 (native), 4:3 compatible

• Keystone Correction: ±40° vertical
• 3D Support: Yes (3D glasses required)
• Connectivity: HDMI, VGA-in, VGA-out, composite video, audio-in, audio-out, USB-A (power), RS-232C
• Audio: 10W built-in speaker
• Wireless Screen Mirroring: Yes (optional wireless dongle required)
• Noise Level: 26dB (Eco mode)
• Power Supply: AC input 100-240V, 50-60Hz
• Dimensions: 12.4″ x 9.8″ x 4.5″
• Weight: 6.83 lbs

Pros:

1. High-resolution projection: The Full HD resolution of 1920 x 1080 ensures sharp and detailed visuals, providing an immersive viewing experience.
2. Brightness: With 4,000 lumens of brightness, the projector delivers vibrant and well-defined images, even in well-lit environments.
3. Short throw capability: The 0.5:1 throw ratio allows you to project large images from a short distance, making it ideal for small spaces or limited installation options.
4. Long lamp life: The lamp can last up to 15,000 hours in Dynamic mode, reducing the need for frequent lamp replacements and lowering maintenance costs.
5. Versatile connectivity: The projector offers multiple input options, including HDMI, VGA, and USB, allowing you to connect various devices such as laptops, gaming consoles, and media players.
6. 3D support: It supports 3D content, enabling an immersive viewing experience when paired with compatible 3D glasses.
7. Keystone correction: The projector features ±40° vertical keystone correction, allowing you to easily adjust the image to correct any distortion caused by projector placement.
8. Compact and portable: The EH412STx has a compact and lightweight design, making it easy to transport and set up in different locations.

Cons:

1. Limited native resolution: While Full HD resolution is sufficient for most applications, it may not provide the same level of detail as higher-resolution projectors.
2. Limited zoom capability: The 1.3x zoom ratio may not offer as much flexibility in adjusting the image size as projectors with larger zoom ranges.
3. Audio quality: Although the projector includes a built-in 10W speaker, the audio output may not deliver the same quality and depth as dedicated external speakers.
4. Limited wireless connectivity: The projector does not have built-in wireless connectivity, requiring the use of an optional wireless dongle for wireless screen mirroring or streaming.

The Optoma EH412STx projector is equipped with a lamp that provides the light source for projection. Over time, the lamp may require replacement to maintain optimal performance. Here is some information on the lamp of the Optoma EH412STx and how to replace it:

Lamp Type: The Optoma EH412STx projector uses a UHP (Ultra High-Performance) lamp as its light source.

Lamp Life: The lamp life of the Optoma EH412STx varies depending on the selected lamp mode. In the Dynamic mode, the lamp can last up to 4,500 hours. In Eco mode, the lamp life is extended to approximately 10,000 hours. It’s important to note that lamp life can be affected by factors such as usage patterns, operating conditions, and proper maintenance.

Replacement Process: When the lamp reaches the end of its life or needs replacement, follow these steps to replace it:

1. Ensure the projector is turned off and has cooled down sufficiently.
2. Locate the lamp cover on the bottom or side of the projector.
3. Use a screwdriver to remove the screws securing the lamp cover.
4. Gently remove the lamp cover to access the lamp module.
5. Disconnect the lamp connector by gently pulling it away from the socket.
6. Remove the screws or brackets holding the lamp module in place.
7. Carefully slide out the old lamp module from the projector.
8. Take the new lamp module and insert it into the projector, ensuring it is properly aligned.
9. Secure the lamp module by tightening the screws or reattaching the brackets.
10. Reconnect the lamp connector by firmly pushing it into the socket.
11. Place the lamp cover back onto the projector and secure it with the screws.
12. Ensure the lamp cover is securely in place.
13. Turn on the projector and reset the lamp timer to track the new lamp usage.

It’s essential to consult the user manual or the manufacturer’s instructions specific to the Optoma EH412STx projector for detailed and accurate information on replacing the lamp. Following the proper procedures and handling the lamp module with care will help ensure a successful replacement and optimal performance of the projector.