DLP 프로젝터, LED 광원, 유사 4K, 단초점, HDR10, 3D, Rec.709 125%, 하만카돈 스피커,
LED 2400 루멘이라고 하지만 안시루멘으로 변환하면 1000 루멘,
명암비가 3백만으로 높음,

lens shift, zoom 기능 없음.
vertical keystone 만 가능.

30~200인치 권장

1.42m 에서 80인치
1.77m 에서 100인치
2.12m 에서 120인치

계산해보면, 35cm 당 20인치
0.72m 에서 40 인치
1.07m 에서 60인치
2.64m 에서 150인치

https://www.viewsonic.com/kr/products/projectors/x10-4k.php

SPECIFICATIONS

SPECIFICATION
Projection System: 0.47" 4K-UHD
Native Resolution: 3840x2160
Brightness (LED Lumens): 2400 LED Lumens
Contrast Ratio: 3000000:1
Display Colour: 1.07 Billion Colours
Light Source Type: LED
Light Source Life (Normal): up to 30000
Lamp Watt: RGBB LED
Lens: F=1.8, f=8.5mm
Projection Offset: 100%+/-5%
Throw Ratio: 0.8
Image Size: 30" - 200"
Throw Distance: 0.5-3.5m (100"@1.77m)
Keystone: +/- 40° (Vertical)
Optical Zoom: Fixed
Audible Noise (Normal): 30dB
Audible Noise (Eco): 26dB
Local Storage: Total 16GB
(12GB available storage)
Resolution Support: VGA(640 x 480) to
4K(3840 x 2160)
HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160P
Horizontal Frequency: 30K~97KHz
Vertical Scan Rate: 24~85Hz
INPUT
Audio-in (3.5mm): 1
HDMI: 2
(HDMI 2.0, HDCP 1.4/2.2)
SD Card: Micro SD (64GB, SDXC)
USB Type C: 1 (5V/ 2A)
USB Type A: 2
(USB 3.0 Reader*1,
USB 2.0 Reader*1,
share with power)
RJ45 Input: 1
(Internet & Alexa control)
Wifi Input: 1 (5Gn)
Bluetooth Input: 1 (BT4.0 / audio in)
OUTPUT
Audio out (3.5mm): 1
S/PDIF: 1
Speaker: 8W Cube x2
USB Type A (Power): 2
( USB 3.0 - 5V/ 2A,
USB2.0 - 5V/ 1.5A,
share with Reader )
Others
Power Supply Voltage: 100~240V/ 50/ 60hz
(AC in)
Power Consumption: Normal: 140W
Standby: <0.5W
Operating Temperature: 0~40℃
Net Weight: 4.1kg
Gross weight: 6.5kg
Dimensions (WxDxH) with Adjustment Foot: 261x271x166mm
Packaging Dimensions: 340x330x285mm
OSD Language: English, French, Spanish, Thai, Korean, German, Italian, Russian, Swedish, Dutch, Polish, Czech, T-Chinese, S-Chinese, Japanese, Turkish, Portuguese, Finnish, Indonesian, India, Arabic, Vietnamese, Greek


https://www.projectorcentral.com/ViewSonic-X10-4K-LED-Projector-Review.htm