Menu
Close
Sign up for NPL updates
Close
Sign up for NPL updates

Receive regular emails from NPL to get a glimpse of our activities and see how our experts are informing and influencing scientific debate

Dimensional metrology

MOY/SCMI Specifications List

Revision status Issue Date MOY/SCMI Number Issue Title of Specification Comments Download Print Version
R 1969 1 6 An Optical Rotary Table
Optical Measuring Tools Ltd
  81 KB
R 1969 2 6 A Toolmaker's Microscope
Optical Measuring Tools Ltd
  104 KB
AR 1967 2a 2 A Table Centring and Work Locating Attachment   67 KB
AR 1967 2b 2 A Coincidence Ocular
Optical Measuring Tools Ltd
  71 KB
R 1969 2c 3 A Bore Measuring Attachment
Optical Measuring Tools Ltd
  69.9 KB
R 1969 3 9 An Inclinable Rotatable Table (0.5 minute of arc)
Optical Measuring Tools Ltd
  86 KB
R 1969 3a 8 An Inclinable Rotatable Table (1 second of arc)
Optical Measuring Tools Ltd
  87 KB
R 1969 6 5 A 'Microptic' Vertical Measuring Machine
Rank Precision Industries Ltd
  97 KB
R 2001 9 7 A Screw Diameter Measuring Machine   666 KB
R 1969 12 4 Screw Diameter Measuring Machine - over 100 mm Withdrawn  
R 1969 13 4 An Optical Vertical Comparator
Optical Measuring Tools Ltd
  86 KB
R 1969 14 4 An Angle Gauge Dividing Head
Coventry-Watts
  91 KB
R 1970 15 4 An Optical Dividing Head. Coventry Gauge & Tool Co Ltd
Rank Precision
  81 KB
R 1969 16 5 A Screw Pitch Measuring Machine
Coventry Gauge & Tool Co Ltd
  91 KB
and
Sketch 361
102 KB
R 1968 17 5 A 'Matrix' Internal Diameter Measuring Machine
Coventry Gauge & Tool Co Ltd
  101 KB
and
Sketch 672a (October)
64 KB
R 2001 18 6 A set of Combination Angle Gauges
NPL/Hilger type
  340 KB
R 1969 19 5 A Screw Pitch Measuring Machine
NPL design
  89 KB
R 2001 22 5 A Bench Micrometer (0 to 2' and 0 to 4')
NPL Design
  813 KB
R 1969 23 5 An Optical Rotary Table with Projection Screen
Optical Measuring Tools Ltd
  80 KB
R 1969 28 5 An Autocollimator (TA1 'Microptic')
Rank Precision Industries Ltd
  90 KB
and
Figure 1
17 KB
AR 1958 29 3 A Fiducial Indicator
NPL Design
  78 KB
R 1969 30 3 A 'Millionth' Comparator
NPL Design
  79 KB
R 1969 32 6 A Horizontal Comparator ('Omtimeter')
Optical Measuring Tools Ltd
  88 KB
R 1967 33 4 Built-up Grooved Jaw-Blades
Optical Measuring Tools Ltd
  79 KB
and
Sketch 887
1.77 MB
R 2001 36 4 A Precision Clinometer
Hilger & Watts Ltd
  219 KB
R 2001 37 4 A Compound Sine Table
Windley Bros
  1.4 MB
R 1970 38 5 A Micrometer Depth Gauge See BS6468:1984 82 KB
AR 1968 39 3 A Precision Linear Dividing Machine
Watts Ltd
  93 KB
R 1967 40 1 A 'Microptic' Horizontal Measuring Machine
Hilger & Watts Ltd
  97 KB
and
Sketch 672a (July)
64 KB
R 1971 42 5 A Level Comparator
NPL Design (Inch)
  78 KB
R 1971 42m 5 A Level Comparator
NPL Design (Metre)
  73 KB
R 1961 44 2 An Engineer's Universal Microscope
Hilger & Watts Ltd
  76 KB
R 1969 45 3 A set of (Combination) Angle Gauges
Rank Precision Industries Ltd
Withdrawn  
AR 1960 46 3 A 'Microptic' Circular Table
Coventry Gauge/Hilger & Watts Ltd
  80 KB
R 1969 48 3 A Taper Diameter Measuring Machine
NPL Design
  86 KB
R 1972 50 5 A Flatness Interferometer
NPL Design
  78 KB
R 1969 53 3 An Angle Dekkor
Rank Precision Industries Ltd
  71 KB
R 2001 54 4 A set of Optical Parallels   212 KB
R 1960 54M 3 A set of Optical Parallels (Metric) Withdrawn  
R 2001 55 6 A Set of (Hoffmann) Roller Gauges   190
AR 1961 56 2 An Optical Dividing Head with Tailstock and Base-Plate
Precision Grinding Ltd
  81 KB
R 2001 60 5 Vee Pieces For Screw Thread Measurement   332 KB
R 2001 61 3 Standards used for setting screw diameter measuring machines   216 KB
R 1960 61M 2 Standards used for setting screw diameter measuring machines (metric) Withdrawn  
AR 1952 66 1 A Universal Optical Projector
Hilger & Watts Ltd
  92 KB
AR 1960 68 3 A Thread Form Diagram   72 KB
AR 1958 71 2 APVE Universal Measuring Block
Pitter Gauge & Tool Co Ltd
  86 KB
and
Sketch 361
102 KB
AR 1954 72 1 Screw Micrometer Microscopes   78 KB
AR 1960 73 3 A Mercer Cylinder Gauge   78 KB
AR 1960 76 3 An 18" x 18" 'Matrix' Inclinable Table
Coventry Gauge and Tool Co Ltd
  77 KB
AR 1960 78 2 A Screw Pitch Measuring Machine (Parallel)
Coventry Gauge & Tool Co Ltd
  96 KB
AR 1960 79 3 A Height Micrometer
Hommelwerke
  79 KB
AR 1961 80 3 An Optical Rotatable Table (30") with projector screen
Optical Measuring Tools Ltd
  78 KB
AR 1967 82 3 An End Measuring Machine
Optical Measuring Tools Ltd
  94 KB
R 1969 83 5 A Glass Precision Polygon
Rank Precision Industries Ltd
  87 KB
R 1969 84 4 An NPL 75 mm (3 inch) Internal Measuring Machine
NPL design
  82 KB
AR 1959 85 2 A 'Matrix' 8 inch Inclinable Circular Table
Coventry Gauge & Tool Co Ltd
  84 KB
AR 1966 86 2 A 'Matrix' 12-inch Circular Table
Coventry Gauge & Tool Co Ltd
  90 KB
R 1969 87 5 A Steel Precision Polygon   91 KB
AR 1962 89 2 An NPL Wedge-type Precision Comparator   77 KB
AR 1960 90 1 An 8-inch Inclinable Rotatable Table
Optical Measuring Tools Ltd
  86 KB
AR 1961 91 1 A 'Minidekkor'
Hilger & Watts
  80 KB
R 1969 93 3 An Autocollimator with a Photo-electric Detector
Rank Precision Industries Ltd
  93 KB
and
Figure 1
17 KB
R 1969 94 2 A Universal Optical Projector
Rank Precision Industries Ltd
  89 KB
R 2001 95 3 A Small Angle Generator
NPL design
  951 KB
R 1969 96 3 A Gauge Measuring Interferometer
NPL - Hilger
  85 KB
R 1969 97 4 A Dual-purpose Optical Rotary Table with Projection Screen
Optical Measuring Tools Limited
  81 KB
R 1968 98 1 A Photo-electric Micrometer Microscope
Hilger & Watts Ltd
  89 KB
R 1968 99 1 Precision Linear Scales up to 1 metre (40 inches)   85 KB
R 1968 100 1 A Universal Optical Projector TT551 Metric (TT501 Inch)
Hilger & Watts Ltd
  89 KB

Contact us

Work with us

Our research and measurement solutions support innovation and product development. We work with companies to deliver business advantage and commercial success.
Contact our Customer Services team on +44 20 8943 7070