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Spencer Buffalo Model 44 User Manual

Spencer Buffalo Model 44
34 pages
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NITXCROSCOPE
CONSTRUCTION,
USE
AND
CARE
PUBLISHED
BY
SPENCER
LENS
COMPANY
BIJFFALO,
N.Y.
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Spencer Buffalo Model 44 Specifications

General IconGeneral
BrandSpencer Buffalo
ModelModel 44
CategoryMicroscope
LanguageEnglish

Summary

Part I Construction and Care

Fine Adjustment Mechanism

Describes the mechanism for precise focusing and its importance.

Coarse Adjustment Mechanism

Explains the rapid focusing mechanism and its operation.

Part II General Theory of Microscope Optics

Spherical Aberration Definition

Explains how spherical aberration affects image sharpness and contrast.

Chromatic Aberration Definition

Discusses color fringes caused by chromatic aberration and correction methods.

Resolving Power Explained

Defines resolving power as the ability to distinguish fine detail.

Oil Immersion Resolving Power

Relates resolving power to numerical aperture and oil immersion.

Diffraction Theory of Resolving Power

Links resolving power to diffraction patterns and numerical aperture.

Part III The Use of the Microscope

Microscope Lighting

Discusses optimal lighting conditions and sources for microscopy.

Focusing Techniques

Provides detailed instructions on focusing using coarse and fine adjustments.

Cleaning Objective Lenses

Instructs on the proper cleaning of objective lenses to maintain performance.