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DX-5C ULTRAHIGH PRECISION X-RAY QUARTZ BAR SETTING UNIT

The unit has two working platforms. The goniometer on left is used to measure a high precision wafer. On right the quartz bar orientated on its R-face is adjusted by a micrometer. The cutting angle is adjusted by the goniometer. This unit is mainly used for AT- or BT-cut.

 

 

Main specification

Items Type 5A/6A

Sticking plate size (mm) 330 x 200 x 20

Crystal bar thickness (mm) 10, 9 (8, 7)

Sticking layer 5 (6)

Layer adjust mode spacer block

Sticking precision +/- 5

Display mode of sticking precision digital and analog, with peak memory function

Cutting angle reading, min. 1

Fix mode of sticking plate electromagnet

Moving mode of sticking plate special precision guide rail

Mother apparatus Type DX-4A

 

Note:

1 The area of R-face must be big enough for sticking. For a Y-bar it is better to cut off a piece of the bar which is parallel to the large R-face to enlarge the sticking area.

2 It is negotiable if the demand of sticking plate size and sticking layer is other than listed above.

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