Products

	IR M2	IR M3
Spectral range	6 000 - 600 cm^-1(for MCT detector with liquid nitrogen cooling)
Resolution	0.5 cm^-1
Minimal linear sample dimension	10 μm	5 μm
Sample stage	Manual control	Automatic control, motorized
	Range: 40x40 mm, step: 2.5 μm
Autofocus system	NO	YES
ATR mapping	NO	YES
Spectra registration modes	Transmission, reflection (e.g. with double sample transmission), attenuation total reflection (with ATR lens). Simultaneous IR spectra registration and visual sample observation
RMS (signal-to-noise ratio)	≥12 000	≥20 000
	measurement time 1 min, resolution 4 cm^-1, range 2 200 – 2 000 cm^-1and liquid nitrogen cooled MCT detector
Typical spectra registration time	10 – 60 sec
Zoom:
IR lens	15x
visual lenses	4x, 10x (optional)	4x, 10x, 36x or 60x
IR ATR lens	36x or 60x
total with binocular	250x
total with 2 MPx video camera	600x
Number of Cassegrain lenses in the optical system	3 (without optional ATR lens)
Photodetectors installed in the microscope	Cooled MCT detector (working time with 200 ml of nitrogen >6 hrs), air-cooled pyroelectrical MG-32M detector (DLaTGS analog)
Visible light source	High intensity LED
Diaphragms	Adjustable and rectangular
Video camera	Integrated, 2 MPx, USB
Weight	≤16 kg	≤17 kg
Dimensions	330 × 200 × 580 mm

The parameters were measured using a combination of IR M2/M3 with IROS 03 FTIR spectrometer.