KEYTEC LCD specifications

 

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LCD Panels Grading Specifications

Desktop LCD Monitor
 12" KTLC-12 W
 15" KTLC-15T4
 17" KTLC-17T2
 17" KTLC-17PL
 19" KTLC-19NA1

Open Frame LCD Monitor
 6.4" KTLC-064OT
 8.4" KTLC-084OP
 10.4" KTLC-104OT
 12.1" KTLC-121OT
 15.1" KTLC-151OT
 17" KTLC-170OT
 19.1" KTLC-191OT

ALL KEYTEC'S LCD MONITORS ARE GRADE A OR BETTER.

LCD Grading Definition:

Grade/Spec.

A+

A

A-

B

C

Bright Spots (1)

None allowed

None allowed

3 spots or less allowed

5 spots or less allowed

8 spots or less allowed

Dark Spots (2)

3 spots or less allowed

3 spots or less allowed

3 spots or less allowed

5 spots or less allowed

8 spots or less allowed

Total Number of Spots

3 spots or less allowed

3 spots or less allowed

5 spots or less allowed

8 spots or less allowed

10 spots or less allowed

Connecting Spots

None allowed

None allowed

None allowed

2 connecting spots allowed

3 connecting spots allowed

Spots in Central Area (3)

None allowed

None allowed

Maximum 1 spot  allowed

Maximum 2 bright spots or 5 dark spots allowed

Allowed

MURA (4)

None allowed

Unnoticeable on blue background allowed.  Otherwise not allowed.

Unnoticeable on grayscale background allowed 

Unnoticeable on RGB background allowed.

Allowed

Scratch

None allowed

None allowed

None allowed

None allowed in central area

Allowed

Marks

None allowed

None allowed

Unnoticeable on blue background allowed.  Otherwise not allowed.

Unnoticeable on blue background allowed.  Otherwise not allowed.

Allowed

Lines

None allowed

None allowed

None allowed

Unnoticeable on grayscale background allowed 

Unnoticeable on RGB background allowed.

Light Leakage

None allowed

None allowed

None allowed

None allowed

Allowed

 Notes:

  1. Bright spots are checked on black background.
  2. Dark spots are checked on white, red, green and blue background.
  3. Central area is 1 cm from the edges.
  4. MURA is Japanese for blemish.  See detailed definition.
  5. Panel is inspected at 30 cm from eyes.
  6. Brightness is set at 52% and contrast is set at 50%.


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