GFP1 Objective Lenses and Filters

GFP1 - Objective Lenses and Fluorescence Filters

Objective Lenses on the Axiovert 200M Microscope

Magnification

Immersion Medium

Designation

Numerical Aperture

Coverslip Correction

Contrast Technique

Working Distance (mm)

10X

Air

Plan Neofluar

0.3

0.17

Ph1

5.2

20X

Air

Plan Neofluar

0.5

0.17

Ph2

2

20X

Air

LD Achroplan

0.4

0 - 1.5

Ph2

10.2

40X

Air

LD Plan Neofluar

0.6

0 - 1.5

Ph2

2.9

63X

Oil

Plan Neofluar

1.25

0.17

Ph3

0.1

Other objective lenses are available, including high resolution oil objectives. Phase contrast using the Ph1 and Ph2 objectives above will work fine with the 0.35 NA long distance condenser, but high resolution oil objectives that require Ph3 would need a 0.55 NA condenser.

Fluorescence Filter Sets on the Zeiss Axiovert 200M Microscope

Turret Position

Filter Set

Excitation Filter

Dichroic Mirror

Emission Filter

Example Fluorophores

2

GFP-3035D

472/30

FF495-Di03

520/35

GFP

3

TxRed-4040C

562/40

FF593-Di03

624/40

RFP

4

Cy5