If it interests anyone there is a nice write up in the June issue of stereophile page 29 titled SRA, VTA & my sonic lab eminet EX cartridge......As you read on thru the write up you'll see he uses the Dino-Lite's USB microscope and software to get the 92 degrees needed........I ordered the Dino-Lite USB AM-311S $199 should be fun.....below is also some good reading
www.audiocircle.com/index.php?topic=81472.0
http://www.audioasylum.com/audio/vin...ages/1240.html
Jeff