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Instrument Performance --Tests. Field illumination (plastic slides, beads) Axial resolution (mirror) Chromatic aberration (1 u beads, mirror) Laser power (meter, test sample) Laser stability (plastic slide, transmission detector) Beam alignment (focal check,mirror,bead). Deviation + 8%.
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Instrument Performance --Tests • Field illumination (plastic slides, beads) • Axial resolution (mirror) • Chromatic aberration (1 u beads, mirror) • Laser power (meter, test sample) • Laser stability (plastic slide, transmission detector) • Beam alignment (focal check,mirror,bead)
647 488 568 Deviation = +10%, +17%, +13%
UV Field Illumination 12.5% intervals 47 123 INTENSITY=230 100X Objective (1.4 NA)
5X Objective (.25 NA) 12.5% intervals
20X Objective (.7 NA) 12.5% intervals
Axial Registration Mirror Test 63X objective (1.2NA) (Chromatic Aberration)
63x ( 1.2NA) objective 647 568 488
568 647 488
488 nm + 568nm 568 nm 488 nm + 568nm 568 nm
Test Samples • Beads: Spherotech 10 micron, MP focal check, 1 micron, submicron • Front silvered mirror • Silicon chip • Biological samples-Diatoms, Pollen, MP Fluo slide, User defined specimen • Fluorescence Plastic Slide
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Dry Objectives • Lower NA’s --Less resolution • Longer working distance • Cleaner working environment