Philips manual Philips CM12 Stem Microscope

Page 4

Erwin Sabio

Philips CM12 Alignment & Setup Manual

Page 4

Parts of the CM12

The Microscope

1

2

4

5

6

7

3

8

Figure 1 The Philips CM12 (S)TEM Microscope

1Electron Gun

2Condenser Aperture Assembly

3Specimen Chamber/Holder

4Objective Aperture Assembly

5Field Limiting Aperture Assembly

6Binoculars

7Viewing Window

8Mechanical Stage Controls

A filament tip (LaB6 in this case) that emits electrons upon application of electrical current.

An area that houses the condenser aperture, control knobs, and related circuitry.

High vacuum tunnel where the specimen is inserted.

An area that houses the objective aperture, control knobs, and related circuitry.

An area that houses the intermediate lens aperture, control knobs, and related circuitry.

Eyepieces used to view the projected image up close.

Glass windows (another on the left side) where the large phosphor screen can be viewed.

Two knobs that control the translational coordinates of the sample image.

Image 4
Contents Philips CM12 Stem Alignment & Setup Manual Erwin Sabio Philips CM12 Alignment & Setup Manual Table of Contents Microscope Philips CM12 Stem MicroscopeControl Panels Control Panel located to the left of the microscope columnSpecimen Holder Side Entry Specimen ChamberPowering Up the Microscope Saturating the FilamentErwin Sabio Philips CM12 Alignment & Setup Manual Centering the Beam Alignment of the Thermionic GunCondenser Aperture Adjustment Condenser Astigmatism CorrectionMounting the Sample Inserting the Specimen HolderSample Image Adjustment-Optimizing Eucentric Z Height Sample Image Adjustment-Adjusting Rotation CenterSample Image Adjustment-Centering the Pivot Point Removing the SampleFine Tuning the Microscope Capturing the ImagePower Down Sequence Figure # Source