Envision Ophthalmic Instruments
Buys, sells and services ophthalmic instruments. Online guide to product availability and price available.
http://www.envisionfirst.com

Constellation Technology Corporation
analytical instruments, instruments, scientific instruments, nuclear instruments, radiation detection, multichannel analyzer, spectrometers,
http://www.contech.com/

BioComp Instruments
Manufactures and sells density gradient forming and fractionating instruments and blotting instruments and bottles.
http://www.biocompinstruments.com

Axon Instruments
Laboratory instruments and software for the neurosciences and genomics, and clinical monitoring instruments for neurosurgery and neurology.
http://www.axon.com/

Medworks Instruments
discounts on professional quality medical instruments and electronic components
http://www.medexamtools.com/

Team Tech Instruments Pte Ltd,
Supplier of electronic test and scientific measuring instruments, data recorders, and digital instruments. Singapore.
http://www.teamtech.com.sg

Axon Instruments, Inc.
Designs and manufactures quality laboratory instruments and software for the neurosciences, and clinical monitoring instruments for neurosurgery and neurology.
http://www.axon.com/

A.C. Tek Instruments
A.C. Tek Instruments - A.C. Tek offers top quality optical and surveying instruments and accessories. A.C. Tek technicians have over 30 years of experience in the instrument service industry; we are qualified for service on all Kern surveying instruments, as well as Wild, Leica, and other models.
http://www.actekinstruments.com/

Precision Measurements, Inc.
Full-service calibration laboratory provides NIST-traceable calibrations of metrology instruments, field test instruments, mechanical instruments, and process controls.
http://www.calservice.net/

Cardiff Astronomical Society
Information about observation sessions, meetings, with a monthly guide to the night sky; also offer profiles of their instruments.
http://www.cardiff-astronomical-society.co.uk/