20X objectif NA 0.7 FN 22.0 WD 0.35 mm

• Numerical Aperture (NA): 0.7
• Working Distance (WD) [mm]: 0.35
• Objective Field Number: 22
• Coverglass Thickness [mm]: 0.17
• Immersion Medium: Water
• Correction Collar: N/A
• Objective Type: Apochromat
• Parfocal Distance [mm]: 45
• Back Focal Plane (BFP) Position [mm]: -19.1
• Mounting Threads: W20.32X0.706(RMS)
• Reflected Brightfield (BF): N/A
• Transmitted Brightfield (BF): Excellent
• Reflected Darkfield (DF): N/A
• Transmitted Darkfield (DF): Good
• Reflected DIC (Visible): N/A
• Transmitted DIC (Visible): Excellent
• Polarization (PO): Good
• Fluorescence (B & G excitation): Excellent
• Fluorescence (UV excitation : 365nm): Excellent
• Multi photon excitation (MPE): N/A
• Compatible for Autofocus: Yes
• IR Through Si or Glass: N/A
• TIRF (Total Internal Reflection Fluorescence): N/A
• WLI (White Light Interferometry): N/A
• 340nm Transmittance: Yes
• 700-1000nm Transmittance: Yes
• 1000-1300nm Transmittance: Yes
• Magnification: 20
• Relief Contrast (RC): N/A
• Phase Contrast (PH): N/A
• With Coverglass: Yes
• Variable Coverglass: N/A
• Without Coverglass: N/A