Probe Needle Specifications – Dimensions

Acme Technology’s probe products cover a wide range of dimensions, actually any dimensional specifications required by the customers. Following are some common dimensions.

• Probe Diameter 0.001” – 0.020”
• Probe Shank Treatment Nickel-Plating (For WR and W Probes), Silver-Plating (Standard on BC)
• Probe Taper Length 30” – 0.300”
• Probe Taper Type Isolinear, Parabolic
• Probe Tip Shape Sharp, Radius, Flat
• Probe Taper Finish Matte, Polished, (Special NP on taper)
• Probe Overall Length 0.75” – 6”

Following is an illustration of all component parts of a semiconductor (WR or W) probe needle.

(click image to enlarge)

(click image to enlarge)