Recent content by bird

Thank you all for taking your time to answer :thanks: I'll have a look at the suggestions. EDIT: And the reason why I would like a portable battery pack is to easily replace batteries during a test without having to touch the laser itself which could cause misalignment.

Hi First time poster hoping you guys could help me out with some good advice. At work we want to use laser pointers for some scientific testing (measure alignment with millimeter precision). We have tried some different "cheap" laser pointers, but the roundness of the dot and the dimness at...