1. All-In-One M75 w/ laser interlocked Interchangeable FiberProbe Head (FP313) High-performance Raman spectrometer (785nm wavelength excitation), with laser interlocked Interchangeable FiberHead (3m overall assembly length, LED indicator) with choice of BallProbe or Low-Pressure FlowCell. Included: onboard computer with MarqMetrix Software Suite, and peripherals (monitor, keyboard, mouse) OR Functionally Equivalent 1 Each 2. Proximal BallProbe, 47mm focal length. 3" overall probe length Tapered optical connection compatible with MarqMetrix Interchangeable FiberHead. 14.3mm dia, L=75mm, wetted: none (non-contact), materials: SS316L, sapphire, epoxy 1 Each 3. 1/2" Performance BallProbe; Tapered optical connection compatible with MarqMetrix Interchangeable FiberHead. 12.7mm dia, L=200mm, wetted: SS316L, sapphire, epoxy Tapered optical connection compatible with MarqMetrix Interchangeable FiberHead. 12.7mm dia, L=200mm, wetted: SS316L, sapphire, epoxy 1 Each 4. INCLUDED: To interface to miniextruder: 1/4" Process BallProbe, tapered optical connection compatible with MarqMetrix Interchangeable FiberHeads, gold compression seal, 4" length of 1/4" wetted section Tapered optical connection compatible with MarqMetrix Interchangeable FiberHead. 6.3mm dia, L=200mm, wetted: C276, sapphire, gold 1 Each