Instruction manual

Rev. B MultiMode SPM Instruction Manual 17
Chapter 2 SPM Fundamentals for the
MultiMode
The following sections are covered in this chapter:
• Hardware: Section 2.1
• MultiMode SPM: Section 2.1.1
• SPM Head: Section 2.1.2
• Scanners: Section 2.1.3
• Tipholders: Section 2.1.4
• Probes: Section 2.1.5
• Control Mechanisms and Feedback: Section 2.2
• A brief history of SPM control mechanisms: Section 2.2.1
• Feedback Gains: Section 2.3
• Proportional and Integral Gain—An Analogy: Section 2.3.1
• Proportional Gain: Section 2.3.2
• Integral Gain: Section 2.3.3
• LookAhead Gain: Section 2.3.4
• Completing the Analogy—Feedback Gains in SPM: Section 2.3.5
• Setpoint: Section 2.3.6
• The SPM Electronic Feedback Loop: Section 2.3.7
• More about Feedback and Images: Section 2.3.8
• What Data Type of Image?: Section 2.3.9
• Control Parameters and Feedback: Section 2.4