Instruction Manual andExperiment Guide for thePASCO scientific ModelsOS-9255A thru OS-9258A012-07137A5/99© 1990 PASCO scientific $10.00PRECISIONINTERF
Precision Interferometer 012-07137A6The Fabry-Perot InterferometerIn the Fabry-Perot Interferometer, two partial mirrors arealigned parallel to one an
7012-07137A Precision InterferometerOS-9255APRECISIONINTERFEROME-50510152530ADJUSTABLE MIRRORMICHELSON, TWYMAN-GREENBEAM SPLITTERMICHELSONCOMPENSATORM
Precision Interferometer 012-07137A8OS-9255APRECISIONINTERFEROMETER-50510152530ADJUSTABLE MIRRORMICHELSON, TWYMAN-GREENBEAM SPLITTERMICHELSONCOMPENSAT
9012-07137A Precision Interferometer5. The slip ring at the base of the micrometer knob adjuststhe tension in the dial. Before making a measurement,b
Precision Interferometer 012-07137A10Sources of Experimental ErrorBacklash Although PASCO's carefully designedmirror movement reduces backlash
11012-07137A Precision InterferometerOS-9255APRECISIONINTERFEROMETER-50510152530ADJUSTABLE MIRRORMICHELSON, TWYMAN-GREENBEAM SPLITTERMICHELSONCOMPENSA
Precision Interferometer 012-07137A126. Record dm, the distance that the movable mirror moved toward the beam-splitter according to yourreadings of t
13012-07137A Precision InterferometerExperiment 2: The Index of Refraction of AirEQUIPMENT NEEDED: Basic Interferometer (OS-9255A) Laser (OS-9171)
Precision Interferometer 012-07137A144. Be sure that the air in the vacuum cell is at atmospheric pressure. If you are using the OS-8502 Hand-Held Va
15012-07137A Precision InterferometerOS-9255APRECISIONINTERFEROMETER-50510152530ADJUSTABLE MIRRORMICHELSON, TWYMAN-GREENBEAM SPLITTERMICHELSONCOMPENSA
Precision Interferometer 012-07137A16Data AnalysisIn principle, the method for calculating the index of refraction is relatively simple. The light pas
17012-07137A Precision InterferometerTwyman-GreenTwyman-Green operation gives students a quick, qualita-tive look at how interferometry can be used
Precision Interferometer 012-07137A18 IMPORTANT The Vacuum Cell is not designed tobe heated.Index of Refraction for GasesMeasure the indices of refr
19012-07137A Precision InterferometerReplacement PartsComponent Part No.Interferometer Base 003-05137Adjustable Mirror 003-03957Beam-Splitter 003-0395
Precision Interferometer 012-07137A20Experiment 1: Introduction to InterferometryTeacher's GuideReference to Analysis (Part II)1. The laser we
21012-07137A Precision InterferometerExperiment 2: The Index of Refraction of AirReference to Procedure1. The chamber will be properly aligned when
Precision Interferometer 012-07137A22Experiment 3: The Index of Refraction of GlassReference to Procedure1. The glass plate must be absolutely perp
23012-07137A Precision InterferometerTechnical SupportFeedbackIf you have any comments about the product or manual,please let us know. If you have any
012-07137A Precision InterferometeriTable of ContentsSection PageCopyright, Warranty, and Equipment Return...
Precision Interferometer 012-07137AEquipment ReturnShould the product have to be returned to PASCOscientific for any reason, notify PASCO scientific b
1012-07137A Precision InterferometerIntroductionThe OS-9255A Precision Interferometer provides both atheoretical and a practical introduction to inter
Precision Interferometer 012-07137A2EquipmentThe OS-9255A Precision Interferometer includes thefollowing equipment: 5 kg Base with built-in micromete
3012-07137A Precision InterferometerViewingScreenDiffuser(2) ComponentHolderMovableMirrorAdjustableMirrorVacuum CellVacuum Pumpwith GaugeRotatingPoint
Precision Interferometer 012-07137A4Interference TheoryA beam of light can be modeled as a wave of oscillatingelectric and magnetic fields. When two
5012-07137A Precision InterferometerIn this way the originalbeam of light is split, andportions of the resultingbeams are brought backtogether. Since
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