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Kiem Tra Man Hinh LCD

Chay mot bai kiem tra man hinh LCD mien phi tren trinh duyet trong chua day mot phut. Chon mot o mau - do, xanh la, xanh duong, den, trang hoac vang - va trang se son mau noi do len toan bo viewport de mot pixel ket, pixel chet hoac ho sang noi bat tren nen mau dong nhat. Khong can cai dat, khong can tai khoan, khong tai len.

Cap nhat lan cuoi: 2026-05-20

Da duoc kiem duyet boi doi ngu bien tap FreetoolOnline

Thuoc tinhGia tri
Dinh dangCong cu online, khong can cai dat
Toc doTren trinh duyet; ket qua trong vai giay
Quyen rieng tuTap tin o lai tren thiet bi
Cong cu thuc thihttps://freetoolonline.com/device-test-tools/lcd-test.html

Phia duoi cac o mau, trang hien thi ba con so truc tiep ve man hinh cua ban: viewport hien tai, do phan giai man hinh ma he dieu hanh thong bao, va do phan giai goc - tich cua do phan giai do voi ty le pixel cua thiet bi. Hay xac nhan rang con so goc khop voi thong so ky thuat cua laptop hoac man hinh truoc khi danh dau mot diem nghi ngo, vi tren mot bang hi-DPI mot pixel CSS nam phia truoc nhieu sub-pixel vat ly, va mot sub-pixel ket co the an giua chung. Cac chi so cap nhat moi lan tai trang, vi vay viec kiem tra lai chi cach mot lan tai lai.

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