Thermo Spectra Tech Reflecting 15x FTIR Objective Cassegrain Infinity

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

Thermo Spectra Tech Reflecting Objective 15x FTIR Cassegrain Infinity

Thermo Spectra Tech Reflecting Objective 15x FTIR Nikon Cassegrain Infinity

LMPlan 10X/0.30 DIC Infinity Metallurgical Objective RMS 20.2mm Long WD

Spectra-Tech Reflachromat 15x 142/V N.A. 0.58 Objective IR Microscope Lens

Spectra Tech ATR Objective 15x / 25X FTIR