Specifications include, but are not limited to: Provide the needed services on the Microscopes including, but not limited to: 1 LIFE TECHNOLOGIES EVOS F2117-1727-0216 1 1 OLYMPUS BX51 3B05983 1 1 OLYMPUS BX41TF 5D18114 1 1 OLYMPUS BX43 0D49997 1 1 OLYMPUS BX43 0G49801 1 1 OLYMPUS BX41TF 3H06284 1 1 OLYMPUS BX43 0K48020 1 1 VWR VISTAVISION STEREOSCOPE V169169/SN 2170246316 1 1 ZEISS PRIMOVERT 3841010138 1. 4.6 Provide one (1) complete annual preventive maintenance visit for Microscopes as requested and scheduled by ASPHL and RML: 4.6.1 Perform complete inspection and provide written inspection report. 4.6.2 Clean all exterior surfaces of the instrument and peripheral devices. 4.6.3 Inspect and clean all optical elements, including: 4.6.3.1 Eyepieces. 4.6.3.2 Objectives. 4.6.3.3 Substage condenser elements. 4.6.3.4 Polarizers. 4.6.3.5 Analyzers. 4.6.3.6 Peripheral devices, including: 4.6.3.6.1 Mirrors. 4.6.3.6.2 Collector lenses. 4.6.3.6.3 Relay lenses. 4.6.3.6.4 Camera couplers. 4.6.3.6.5 Digital camera interfaces. 4.6.4 Check and adjust parfocality, as needed. 4.6.5 Check and adjust parcentricity (polarization microscopes) as needed. 4.6.6 Clean and lubricate stage drives, focusing mechanisms, bearing tracks, and all sliding wear surfaces (dovetails, gliding stages, etc.) as needed. 4.6.7 Clean, adjust, and center illumination system. 4.6.8 Inspect, clean, and align epifluorescence system (if so equipped). 4.6.9 Optimize Koehler illumination (if so equipped). 4.6.10 Center and parfocalize photo and video systems (if so equipped).