Table 1. Miniature Microscope Objective Top Level Optical Design Requirements.
Optical Requirements | Requirement |
---|---|
NA at object/tissue | 1.0 (nwater = 1.33) |
NA at image/fiber | 0.35 |
Working distance | ≥450 μm |
Field of view (diameter) | 250 μm |
Telecentric | Object/Image space |
Object plane sag | ≤5 μm (size of 1 cell) |
Wavelength | 808 nm |
Outer diameter (OD) | ≤4mm (new) |
RMS wavefront distortion | ≤0:07λ |