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Compact white rectangular DLP projector with front lens and ventilation grilles

OPTOMA

OPTOMA HD146X 3600 Lumens 1080p Business Projector

SKU CH-1SEJ-NX71T

Delivers 3600-lumen 1080p images up to 301 inches with 16 ms gaming response and HDMI-CEC control

  • TypeDLP
  • Brightness> 3500 lumens
  • Native Resolution1920 x 1080
  • Native 1080p resolution delivers crisp cinematic detail
  • 3,600 lumens brightness allows lights-on viewing in any room
  • Enhanced Gaming Mode provides 16ms response time for competitive play
  • Game Display Mode boosts shadows for better visibility in dark scenes
  • HDMI-Link enables single-remote control of projector and connected devices

Cinematic 1080p projection

The Optoma HD146X is a DLP business projector with a native 1920 x 1080 resolution and 3600 lumens brightness. It targets home cinema viewers and gamers who want a large image up to 301 inches in rooms with ambient light. Enhanced Gaming Mode delivers a 16 ms response time for competitive play. A 25000:1 contrast ratio adds depth to dark scenes.

HDMI-CEC and throw planning

Verify that your source devices support HDMI-CEC if you want single-remote power control through the HDMI-Link feature. Confirm the projector’s throw distance matches your room so the 301-inch maximum image size is achievable. Ensure your content outputs 1080p to match the native resolution without scaling. The 2020 model year means HDMI 2.0 bandwidth is the expected interface.

Long lamp life and heat

Dynamic mode extends the lamp to 15000 hours, reducing maintenance and replacement cost over years of typical use. The 3600 lumen output requires active cooling, so expect audible fan noise during bright scenes. Power draw rises with brightness; ensure the circuit can handle the load without tripping. Allow ventilation space around the chassis for stable thermals.

Highlights

  • Native 1080p resolution delivers crisp cinematic detail
  • 3,600 lumens brightness allows lights-on viewing in any room
  • Enhanced Gaming Mode provides 16ms response time for competitive play
  • Game Display Mode boosts shadows for better visibility in dark scenes
  • HDMI-Link enables single-remote control of projector and connected devices

Specifications

TypeDLP
Brightness> 3500 lumens
Native Resolution1920 x 1080

Questions about this item

What comes in the box with the Optoma HD146X and what must I buy separately?

The projector includes HDMI-Link for single-remote control via HDMI-CEC, a lamp rated up to 15,000 hours in Dynamic mode and a native 1920 x 1080 DLP chip. Source devices and HDMI cables are not included.

Which brightness and resolution version of the HD146X should I choose?

This model delivers 3,600 lumens brightness and a fixed 1920 x 1080 native resolution; no alternative lumen or resolution variants exist for this product.

How does the 3,600-lumen rating perform in a real living room?

At 3,600 lumens the image stays visible with lights on, while the 25,000:1 contrast ratio and RYGCWB colour wheel keep colours accurate for cinema or gaming up to 301 inches.

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