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ViewSonic Corporation Projectors

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How to read ViewSonic projector model names: PA/PG/PS/PX/PJD/Pro/LS/LX/X/M series, first digit — class, resolution S/X/W/HD/WU/-4K, the lamp-free LS light source (LED or laser) and trailing configuration letters, using LS850WU as an example.

How to read models
LS850WU
Series · purpose
PA business essential · PG business advanced · PS short-throw · PX home entertainment · PJD legacy all-round · Pro professional (Pro8200) · LS lamp-free · LX LED · X premium home LED · M portable LED.
LS · light source
LS — lamp-free: the lower LS5xx–LS6xx — LED, the higher LS7xx–LS9xx — laser.
First digit · class
The first digit is the class within the series: higher = more powerful, higher-end model. The logic: PA503 < PA700; LS510 < LS850 < LS920.
Remaining digits · model
The remaining digits are the model number and generation within the class: PA503 is newer than PA500; LS850 and LS860 are neighbouring models of the same class.
Resolution
Suffix: SSVGA 800×600 · XXGA 1024×768 · WWXGA 1280×800 · HDFull HD 1920×1080 · WUWUXGA 1920×1200 · -4K4K UHD 3840×2160.
Trailing letters · version
Letters after the resolution are configuration and market variants: PA503SB, LS500WHE, PJD7822HDL, PA503SP — the same technical base, differing in bundle and sales channel.
LS850WU = ViewSonic · lamp-free laser · class 8 · installation · WUXGA

Information compiled by students

of the Higher Vocational Film School

VPU-K  © 2026

ViewSonic (est. 1987, California, USA) — the No. 1 DLP projector brand worldwide and in the Americas by sales volume (Futuresource data). In projectors since 1997. A range from pocket LED to heavy installation lasers; the signature SuperColor technology — a wide gamut with no colour fade.

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