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No Cover Glass (NCG) Series

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No Cover Glass (NCG) objectives lenses are designed for specialized applications where samples are viewed without cover glass.

Objectives that do not use a cover glass, suitable for observation of specialized samples. Clinical applications such as viewing blood smear preps may require NCG objectives.

Download Objectives Brochure (15.32MB)


Model Dimensions Transmittance NA W.D. (mm) Cover glass thickness (mm) Correction ring Observation
CFI Plan Achromat NCG 40X Diagram Graph 0.65 0.48 0 BF, DF (Dry/Oil), POL*, FL (visible light)
CFI Plan Achromat NCG 100X Diagram Graph 0.90 1.00 0 BF, DF (Oil), POL*, FL (visible light, UV*)
CFI Plan Apochromat NCG 100X Oil Diagram Graph 1.40 0.16 0 BF, DIC, POL, FL (visible light, UV*)

BF: Brightfield
DF: Darkfield
PH: Phase contrast
POL: Simple polarizing
FL: Fluorescence

*Possible but not recommended

**External phase contrast observation is possible with Eclipse Ti2-E