| Product Item | Zoom monocular | Coaxial illumination zoom monocular | Internal Focus Coaxial illumination zoom monocular |
| Optical magnification | 0.7X-4.5X (Zoom ratio 6.5:1) | ||
| 0.7X | 2X | 4.5X | |
| Effective FNO | 14.4 | 18.3 | 32 |
| Depth of field | 2.1mm | 0.37mm | 0.12mm |
| Resolution | 12.4 µm | 6 µm | 4.7 µm |
| TV distortion | ＜0.15% | ＜0.1% | ＜0.05% |
| Largest Compatible CCD | 1/2″ | ||
| Mount | c Mount | ||
The depth of field is the value of parsing images if you user 1/2″ CCD camera and montior for level 320 line (imaging surface concessional confusion circumference:40)
Resolution is the theory resolute on of wavelength in 550nm
The field of video is based on l/3″ CCD adapter
Total magnification: Optical magnification x Digital magnification
Optical magnification: CCD adapter magnification X Auxiliary objective magnification zoom body magnification
Digital magnification: Display diagonal dimension: CCD camera plate diagonal dimension
CCD camera plate diagonal dimension: l/3″ CCD:6mm; l/2″ CCD:8mm; 2/3″ CCD:11mm
Zoom system diagram
Auxiliary objective: 0.25X 0.5X 0.75X.1.5X, 2X.
CCD adapter: (1)0.5X 0.67X 1X, 2X. 5X;
(2)0.5X 0.67X 1X 2X Mini type connecting tube
Other: Ring lit source/Ring light source adapter/short C mount/Metallographic lens adapter/eyepieces/divisional eyepieces /Capture Card/CCD/Cross line division inspection plate
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