Universal Base Stage
AC-2774
V-Block Stage
Centers & Center Blocks
Fixture Base
Vise Stage AC-2430
Electronics Parts Stage
AC-3818
Right-Angle Base AC-2784
Screw machine Products
Stage AC- 3435
Flat Work Stage with
Swivel Base AC-3070
Square Tool Stage
AC-2510
Constant Centerline
V-Block AC-2970
Supplementary Fixture
Bases Single or
Matched Pairs
Jeweler’s Chuck AC-2099
Vertically Adjustable
V-Block Stage AC-3849
Universal V-Block Stage
AC-3021 (Constant
Center line)
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Fixtures
We welcome the unusual. If you require an Optical Comparator fixture unlike anything shown here, J&L Metrology will design it. J&L Metrology is continually developing new work-holding fixtures for your Optical Comparator to keep pace with its unsurpassed line of optical comparators. These high-quality accessories enable you to take full advantage of the measuring and inspection capabilities of your optical comparator. These standard fixtures cover a broad range of requirements. However, special ones designed for your particular application sometimes prove more effective and economical. But whatever you require J&L Metrology can help.
Universal Base Stage AC-2774
This fixture rapidly positions small parts for inspection of various angels and surfaces where no permanent set up is required. By substituting a tool stage for a vise, this fixture can be converted to a universal carbide tool holder. The universal base stage may be used with the optional vise (AC-3873), tool block (33412) or electronic parts stage (AC-3818). The top surface of this base is 3-5/16" diameter.
Note: This base stage does not include the vise.
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V-Block Stage
This V-Block stage, for staging cylindrical parts on the outside diameter, is available in 1",2",3" and 4" capacities. Matched pairs of these stages are also available in 1",2",3" and 4" capacities.
Note: Clamps are included in all sizes.
# |
Singles |
# |
Matched Pairs |
A=Base Height |
B= Base Width |
1" |
AC-2197 |
1" |
AC-2453 |
2.040 |
2.187 |
2" |
AC-2210 |
2" |
AC-2454 |
2.440 |
3.000 |
3" |
AC-2216 |
3" |
AC-2455 |
3.140 |
3.250 |
4" |
AC-2240 |
4" |
AC-2456 |
3.970 |
5.187 |
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Centers and Center Blocks
These centers and center blocks can be supplied in 3",5" and 8" capacities for staging various diameter parts. The centers are carbide tipped for long life. Female centers are available in hi-speed steel.
# |
Male Centers & center blocks |
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Female Centers & center blocks |
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1.645 |
3" max working diameter |
AC-2855 |
3" max working diameter |
AC-3094 |
2.643 |
5" max working diameter |
AC-2854 |
5" max working diameter |
AC-3095 |
4.272 |
8" max working diameter |
AC-2856 |
8" max working diameter |
AC-3096 |
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Fixture Base
This base can be machined to accommodate various forms of holding fixtures. It is finished on the bottom and equipped with hold-down screws. 1", 2", 3", 4", 5" and 6" sizes.
1" |
AC-2468 |
4" |
AC-2146 |
2" |
AC-2114 |
5" |
AC-2186 |
3" |
AC-2145 |
6" |
AC-2266 |
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Vise Stage AC-2430
This stage is used for staging small parts when no permanent setup is necessary.
The vise can be set either parallel with, or at right angles to the table grooves, and special jaws can be used for staging irregular shapes. This vise stage includes (AC-3873) vise.
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Electronics Parts Stage AC-3818
The electronics part stage is a versatile holding device for small, delicate parts. Vee notched fingers securely clamp round or flat parts. The vise swivels, slides and tilts in order to present in order to present three or more views of the part.
Fast accurate alignment is accomplished optically on the comparator.
Note: This part stage does not include the universal base stage.
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Right-Angle Base AC-2784
A convenient accessory to any comparator, for locating fixtures at right angels to the normal position.
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Screw machine Products Stage AC- 3435
The screw machine products stage is a fixture upon which two adjustable V-Blocks are clamped. The blocks containing large and small vees can be adjusted for various diameters and length on a wide variety of screw machine products. Adjustment is accomplished optically on the comparator.
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Flat Work Stage with Swivel Base AC-3070
This fixture is used for staging flat form tools or production parts with irregular surfaces. The locating blocks can be adjusted across the width of the fixture and the fixture can be rotated 360deg. Thus presenting any desired angle before the projection lens. The locating jaws may be equipped with false jaws of any profile to hold pieces of irregular shape.
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Square Tool Stage AC-2510
This fixture provides hardened and ground locating surfaces at right angels to one another, to which parts to be inspected can be accurately aligned.
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Constant Centerline V-Block AC-2970
This V-Block stage is used for staging cylindrical parts with varying diameters, to maintain readings from the centerline, may be used on all standard comparators. This stage has a capacity range of 1/4" to 2" diameters. Rapid focusing adjustment is provided in the fixture base.
Note: Clamp is included with this fixture.
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Supplementary Fixture Bases Single or Matched Pairs
These 2 or 3" risers are used when it is necessary to elevate fixtures( such as centers, V-Blocks, vise stages, etc.) above the table. Available singly or as matched pairs. dimensions of the top working surface are 6" long by 4 9\16" wide for the 3" riser and 7 1\4" long by 5 1\4 wide for the 2" versions.
Note: Universal Base is not included with risers.
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Singles |
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Matched Sets |
2" |
AC-3665 |
2" |
AC-3666 |
3" |
AC-2198 |
3" |
AC-2457 |
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Jeweler’s Chuck AC-2099
This chuck is used with other fixtures, such as V-Blocks, for staging small cylindrical parts. Capacity 1/4" max. .010 min. Shank dia. is 7/8".
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Vertically Adjustable V-Block Stage AC-3849
This versatile fixture features a vertically adjustable VBlock holder to allow a fixed table height. The V-Block may be mounted either vertically or horizontally in the holder plate. Three sides of the base have been tapped to accept the holder plate in various positions for staging difficult parts.
Note: Clamp is included
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Universal V-Block Stage AC-3021 (Constant Center line)
This adjustable V-Block and clamping fixture is for staging and projecting over the top of cylindrical parts. Capacities from 1/16" to 2" diameters. An adjustable end stop is provided to locate the piece horizontally.
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