Thermo Spectra Tech Reflecting Objective 15x FTIR Nikon Cassegrain Infinity

Thermo Spectra Tech Reflecting 15x FTIR Objective Cassegrain Infinity

Thermo Spectra Tech Reflecting Objective 15x FTIR Cassegrain Infinity

Thermo Spectra Tech Reflecting Objective 15x/ 25X ATR FTIR Cassegrain

Spectra Tech ATR Objective 15x / 25X FTIR

Thermo Spectra Tech Reflecting Objective 30x FTIR Cassegrain Infinity 85 degr

Smiths ARO 15x & ATR 36x IR FTIR Microscope Objectives – Infrared Set

ATR Microscope Objective Used