— Fizeau Interferometer — 4" -System — Tabletop system — Automatic interference evaluation HLTULTRA OUR PROFESSION IS PRECISION SYSTEM 4" HIT ULTRA OUR PROFESSION IS PRECISION Aftholderberg, Wiesenstrafie 9 Germany-88634 Herdwangen-Schonach Tel. +49 (0) 7552 / 40599-0 Fax +49 (0) 7552 / 40599-50 eMail: [email protected] www.lt-ultra.com HIT ULTRA OUR PROFESSION IS PRECISION Laser based Fizeau-interferometry Exchangeable spherical references Bayonet lock Standard series: 0,75 / 1,0 / 1,5 / 3,3 / 7,2 System quality: A, / 10_ Z- coarse / fine adjustment Resulution: 768 x 576 Pixel Z-travel: 500 mm LASER SPECIFICATION OPTIONS Automatic fringe analysis • Piezo phase- shift unit • Software based on Windows 7 High-resulution Camera Z- scale for precision radius measurement Reference flat

SYSTEM 12" Laser based, contactless, 3D optical phase-shifting interferometry Measurment of flatness characteristics of superfinished, highly reflective surfaces and optics (with additional components lapped surfaces as well) Sample feeding: horizontal (option: vertical) System quality: A, / 8 Beam polarization: circular SOFTWARE Live image on screen_ Software for Windows 7 Automatic report generation 2D and 3D graphics Calibration manual/automatic Zoom System quality: A, /10 High-resulution Camera — Fizeau Interferometer — Measurement aperture 6" — Granit base — Passive vibration isolation...