Optoma HD28B
 | Outdated Product Main function: home; Brightness ANSI Lumens (lm): 3800; Dynamic contrast: 30 000:1; Technology: DLP; Resolution (px): 1920x1080; Image format support: 16:9, 4:3; Colour enhancement; Rear; Minimum distance (m): 1; Max. distance (m): 9.8; Image size ("): 28 – 301; Optical zoom (x): 1.1; Keystone correction (vert), ± (°): 40 |
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projection: from 1.1 m, up to 10 m, coefficient 1.50 — 1.66:1, зум 1.1 x, rear projection, Full HD, 1920x1080 px, HDR, 3D, lamp: 4500 lm, 22 000:1, service life 4000 h, HDMI 2
projection: from 1 m, up to 9.5 m, coefficient 1.47 — 1.62:1, зум 1.1 x, rear projection, Full HD, 1920x1200 px, 3D, lamp: UHP, 4000 lm, 30 000:1, service life 4000 h, VGA, HDMI 2
projection: from 1 m, up to 9.8 m, coefficient 1.47:1 – 1.62:1, зум 1.1 x, rear projection, Full HD, 1920x1080 px, 3D, lamp: UHP, 3400 lm, 30 000:1, service life 8000 h, VGA, HDMI 2, speakers
projection: from 1 m, up to 9.8 m, coefficient 1.47:1 – 1.62:1, зум 1.1 x, rear projection, Full HD, 1920x1200 px, 3D, lamp: UHP, 3400 lm, 30 000:1, service life 8000 h, VGA, HDMI 2, speakers
projection: from 1 m, up to 10 m, coefficient 1.5:1 – 1.65:1, зум 1.1 x, rear projection, Full HD, 1920x1080 px, 3D, lamp: ANSI 2000 lm, 22 000:1, service life 3500 h, VGA, HDMI 2, speakers
projection: from 0.98 m, up to 10.8 m, coefficient 1.47:1 – 1.62:1, rear projection, Full HD, 1920x1080 px, HDR, 3D, lamp: ANSI 3600 lm, 50 000:1, service life 6000 h, HDMI 2
projection: from 1 m, up to 10 m, coefficient 1.48:1 – 1.62:1, зум 1.1 x, rear projection, lens shift, Full HD, 1920x1080 px, 3D, lamp: 3200 lm, 25 000:1, service life 5000 h, HDMI 2, speakers
projection: from 1.2 m, up to 10 m, coefficient 1.39:1 – 2.09:1, rear projection, Full HD, 1920x1200 px, 3D, lamp: ANSI 5000 lm, 15 000:1, service life 3000 h, VGA, HDMI 3, speakers
projection: from 0.8 m, up to 10 m, coefficient 1.48:1 — 1.62:1, rear projection, Full HD, 1920x1080 px, 3D, lamp: Laser-LED, 3800 lm, 2 000 000:1, service life 30000 h, HDMI 2, speakers
projection: from 2.95 m, up to 4.77 m, coefficient 1.32 — 2.15:1, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: UHE, 2900 lm, 40 000:1, service life 3500 h, HDMI 2, speakers
projection: from 2.95 m, up to 4.77 m, coefficient 1.32 — 2.15:1, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: UHE, 3000 lm, 100 000:1, service life 3500 h, HDMI 2, speakers
projection: from 1.48 m, up to 18.99 m, coefficient 1.35 — 2.84:1, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: UHE, 2400 lm, 200 000:1, service life 3500 h, VGA, HDMI 2
projection: from 1.48 m, up to 18.99 m, coefficient 1.35 – 2.84:1, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: UHE, 2500 lm, 1 000 000:1, service life 3500 h, VGA, HDMI 2
motorized, projection: from 1.48 m, up to 18.99 m, coefficient 1.35 — 2.84:1, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: UHE, 2400 lm, 200 000:1, service life 3500 h, VGA, HDMI 2
projection: from 1.16 m, up to 9.58 m, coefficient 1.32:1 – 2.15:1, зум 1.6 x, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: UHE, 3000 lm, 40 000:1, service life 3500 h, HDMI 2
Optoma HD28B
Lamp:ANSI 3800 lm, 30 000:1, service life 4000 h
Resolution:1920x1080 px
Projection:from 1 m, up to 9.8 m
Coefficient:1.47:1 – 1.47:1
Connection:HDMI 1
All specifications
Specifications HD28B
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The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Optoma 2025 - new arrivals, bestsellers, and the most relevant models Optoma.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Optoma 2025 - new arrivals, bestsellers, and the most relevant models Optoma.
How to choose a projectorType, projection characteristics, type of lamp and matrix, as well as other criteria for choosing a projector
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Series Optoma HomeCompare using chart →
projection: from 1.21 m, up to 9.9 m, coefficient 1.5:1 – 1.66:1, зум 1.1 x, rear projection, 3840x2160 px, 4K, HDR, 3D, lamp: ANSI 3600 lm, 1 000 000:1, service life 4000 h, HDMI 2, speakers
projection: from 1 m, up to 9.8 m, coefficient 1.47:1 – 1.62:1, зум 1.1 x, rear projection, Full HD, 1920x1080 px, 3D, lamp: 3800 lm, 30 000:1, service life 4000 h, HDMI 1
projection: from 0.8 m, up to 10 m, coefficient 1.48:1 — 1.62:1, rear projection, Full HD, 1920x1080 px, 3D, lamp: Laser-LED, 3800 lm, 2 000 000:1, service life 30000 h, HDMI 2, speakers
projection: from 1.21 m, up to 9.9 m, coefficient 1.5:1 – 1.66:1, зум 1.1 x, rear projection, 3840x2160 px, 4K, HDR, 3D, lamp: 4000 lm, 1 000 000:1, service life 4000 h, HDMI 2, speakers
projection: from 0.3 m, up to 3.3 m, coefficient 0.496:1, rear projection, lens shift, Full HD, 1920x1080 px, HDR, 3D, lamp: Laser-LED, 3500 lm, 2 000 000:1, service life 30000 h, HDMI 2, speakers
motorized, Smart TV, projection: short throw, from 0.47 m, up to 0.66 m, coefficient 0.25:1, rear projection, 3840x2160 px, 4K, HDR, 3D, lamp: Laser-LED, ANSI 3000 lm, 2 000 000:1, service life 30000 h, HDMI 3, Wi-Fi, speakers
projection: from 0.8 m, up to 10 m, coefficient 1.48:1 – 1.62:1, зум 1.1 x, rear projection, Full HD, 1920x1080 px, HDR, 3D, lamp: Laser-LED, ANSI 4000 lm, 2 000 000:1, service life 30000 h, HDMI 2, speakers
projection: from 1.1 m, up to 10 m, coefficient 1.50 — 1.66:1, зум 1.1 x, rear projection, Full HD, 1920x1080 px, HDR, 3D, lamp: 4500 lm, 22 000:1, service life 4000 h, HDMI 2
projection: from 1.3 m, up to 9.4 m, coefficient 1.4:1 — 2.24:1, rear projection, lens shift, 3840x2160 px, 4K, HDR, 3D, lamp: Laser-LED, 4200 lm, 3 000 000:1, service life 30000 h, HDMI 2, speakers
projection: from 1.3 m, up to 9.4 m, coefficient 1.4:1 — 2.24:1, rear projection, lens shift, 3840x2160 px, 4K, HDR, 3D, lamp: Laser-LED, 4000 lm, 500 000:1, service life 30000 h, HDMI 2, speakers
projection: from 0.98 m, up to 10.8 m, coefficient 1.47:1 – 1.62:1, rear projection, Full HD, 1920x1080 px, HDR, 3D, lamp: ANSI 3600 lm, 50 000:1, service life 6000 h, HDMI 2
projection: from 0.4 m, up to 3.3 m, coefficient 0.5:1, rear projection, 3840x2160 px, 4K, HDR, 3D, lamp: 3600 lm, 1 000 000:1, service life 4000 h, HDMI 2, speakers
projection: from 1.2 m, up to 10 m, coefficient 1.5:1 – 1.8:1, зум 1.2 x, rear projection, Full HD, 1920x1080 px, 3D, lamp: 1600 lm, 25 000:1, service life 3000 h, VGA, HDMI 2, speakers
projection: from 1.2 m, up to 10 m, coefficient 1.39:1 – 2.09:1, зум 1.5 x, rear projection, lens shift, Full HD, 1920x1080 px, 3D, lamp: 2200 lm, 50 000:1, service life 3000 h, VGA, HDMI 2
projection: short throw, from 0.45 m, up to 0.59 m, coefficient 0.25:1, rear projection, Full HD, 1920x1080 px, 3D, lamp: ANSI 3500 lm, 25 000:1, service life 3000 h, VGA, HDMI 2, speakers
projection: from 0.4 m, up to 3.3 m, coefficient 0.496:1, rear projection, lens shift, 3840x2160 px, 4K, HDR, 3D, lamp: Laser-LED, 3500 lm, 500 000:1, service life 30000 h, HDMI 2, speakers
projection: from 1 m, up to 10 m, coefficient 1.48:1 – 1.62:1, зум 1.1 x, rear projection, lens shift, Full HD, 1920x1080 px, 3D, lamp: 3200 lm, 25 000:1, service life 5000 h, HDMI 2, speakers
projection: from 0.4 m, up to 3.3 m, coefficient 0.496:1, rear projection, lens shift, 3840x2160 px, 4K, HDR, 3D, lamp: Laser-LED, 3700 lm, 300 000:1, service life 30000 h, HDMI 2, speakers
projection: from 1 m, up to 10 m, зум 1.1 x, rear projection, lens shift, Full HD, 1920x1080 px, 3D, lamp: 3000 lm, 23 000:1, service life 5000 h, HDMI 2, speakers
projection: from 1.1 m, up to 8.1 m, coefficient 1.21:1 – 1.59:1, зум 1.3 x, rear projection, lens shift, 3840x2160 px, 4K, HDR, 3D, lamp: ANSI 2400 lm, 500 000:1, service life 4000 h, VGA, HDMI 2, speakers
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