mirror scale

mirror scale

[′mir·ər ‚skāl]
(engineering)
A scale with a mirror used to align the eye perpendicular to the scale and pointer when taking a reading; improves accuracy by eliminating parallax.
References in periodicals archive ?
Tenders are invited for Supply Of Analog Hand Driven Clutch Generator Type Insulation Tester Model : Cie/444, Range: 100V/100M Ohms Anti-Parallax Mirror Scale, Foldable Handle And Metallic Flap Over The Glass Window And Chuck Nut Locking Arrangement To Peivent Anti Clock Wise Rotation Also Having Gear Combination Of Derlin Technique, Confirming To Is: 2992 Supplied Along With Test Lead And Carring Case.
Cie/444, Range : 100V / 100M Ohms Having Anti-Parallax Mirror Scale, Foldable Handle And Metallic Flap Over The Glass Window And Chuck Nut Locking Arrangement To Peivent Anti Clock Wise Rotation Also Having Gear Combination Of Derlin Technique.
Tenders are invited for Hand Operated Insulation Tester Analog Housed In Antimagnetic Metal Body With Collapsible Handle, Metallic Flap Over The Glass Window Of Scale, Wide And Anti Parallax Mirror Scale, Voltage Rating 500 Volt, 0-100 Mega Ohm Resistance Range, Confirming To Is 2992/1987.
Tenders are invited for Hand Driven Insulation Tester Should Have The Following Features.Silent Generator With Collapsible Handle ,Centrifugal Clutch Governor For Constant Out Put Voltage ,Chuck Nut Locking Arrangement To Prevent.Anti-Clockwise Rotation ,Wide And Anti-Parallax Mirror Scale, Anti Magnetic Aluminum Body With Protected Metallic Flap Over Glass Window Of Scale, Accurate Reliable And Quik Response For Measurement Of Resistance Of Earth,Accuracy Confirms To Is:9223/1979,Graceful Appearance Long Life And Strength Against Vibration And Impact ,Double Range 2500 And 5000 Volts Rated Resistance 0-20000 Mega Ohm And Carrying Case And High Voltage Testing Leads 2 Two M Length Special .Similar To Cie Make.
Tenders are invited for Hand Driven Earth Tester Should Have The Following Features.Silent Generator With Collapsible Handle ,Centrifugal Clutch Governor For Constant Out Put Voltage ,Chuck Nut Locking Arrangement To Prevent.Anti-Clockwise Rotation ,Wide And Anti-Parallax Mirror Scale, Anti Magnetic Aluminum Body With Protected Metallic Flap Over Glass Window Of Scale, Accurate Reliable And Quik Response For Measurement Of Resistance Of Earth,Accuracy Confirms To Is:9223/1979,Graceful Appearance Long Life And Strength Against Vibration And Impact ,Triple Range 0-2/10/100 Ohm Three Terminal Type With Testing Kit And Carrying Case .Similar To Cie Make.