There are several good and recommended vendors of screen protectors for the BlackBerry. These have been mentioned over and over in the threads at BlackBerryForums.com
Agilent_E2697A : High Impedance Adapter
$750.0
Parmak Super Energizer 5 Low Impedance 110/120 Volt 50 Mile Range Electric Fe...
$196.34
Parmak Super Energizer 5 Low Impedance 110/120 Volt 50 Mile Range Electric Fe...
$181.17
Agilent HP 43961A RF Impedance Test Kit with 16193A, 16192A and Case
$4100.0
LeCroy PP006 500MHz High Impedance Passive Oscilliscope Probe w/ Accessories
$45.0
