Hamar Laser Instruments, Inc.

Hamar Laser Instruments, Inc.

5 Ye Olde Rd, Danbury, Connecticut, 06810, United States

L 708 Internal Bore Laser Systems

L 708 Internal Bore Laser Systems

L-708 Internal Bore Laser Systems

Hamar Laser’s L-708 (Standard) and L-708LD (Long Distance) Bore Alignment Systems are part of a series of bore alignment systems that are the most accurate, versatile and portable bore alignment systems on the market. The L-708 and L-708LD are designed specifically for those applications where it is hard to mount a bore laser externally, such as stern tube bearings, and offer the ability to be inserted directly into a self-centering bore adapter for easy and fast insertion into the bore. This means bore alignments with the L-708 and L-708LD are very fast and very accurate.

System Highlights

  • Fast: 15-minute setup time. Measure each bore in seconds!
  • Easy: Unique self-centering adapters are easy to insert into tight spaces.
  • Accurate: Provides a resolution of .00002 in. (0.0005 mm) and a laser centering accuracy to .0012 in. (0.03 mm). Centering repeatability is .0002 in. (0.005 mm).
  • Versatile: Many target and adapter options for bore diameters from 3.75 in. (95.25 mm) to 40 in. (1 m) or more.
  • Bore9 Software: Record bore alignment, calculate straightness results and print reports using optional Windows-based Bore9 Software.

Key Features

  • Built-in coarse and fine horizontal and vertical angular adjustments for quick referencing.
  • Designed to fit into reference bores using our A-514 Self-Centering Bore Adapters to save time and simplify the setup.
  • L-708 has a range of 100 feet (30 M). L-708LD has a range of 200 feet (60 M).
  • Visible laser beam straight to .0001 in. in 10 feet (0.0025 mm in 3 meters) or .001 in. in 100 feet (0.025 mm in 30 meters).
  • R-1307-2.4ZB Readout supports both wireless and cabled targets with a wireless range up to 150 feet (45 meters) with wireless range up to 150 feet (45 M).
  • System resolution of .00002 in. (0.0005 mm).
  • Self-centering target, accurate to .0012 in. (0.03 mm) and repeatable to .0002 in. (0.005 mm).
  • For higher accuracy applications (.001 in.) the L-708 can be mounted externally using the L-111 Laser Stand with the L-102 Beam Translator.
  • System handles a large range of bore IDs from 3.75 in. (92.25 mm) up to 40 in. (1,016 mm).
  • Windows-based Bore9 software with large color graphics to record and analyze bore straightness and alignment data.
  • Dynamic or live display of component misalignment.
  • Portable enough to fit into small carrying case.
  • Laser runs for up to 8 hours on a standard, replaceable 9-volt battery.
  • Optional A-510SM Small-Bore Target easily accommodates bores as small as 1.5 in. (38.1 mm).

If you do not see your application listed, please contact us to discuss your requirements. We will be more than happy to provide a solution that’s right for your unique alignment problem.

Applications

Aerospace

  • Hinge Line Spherical Bearing Bores

Automotive, Marine & Locomotive Engine Blocks

  • Crankshaft and Camshaft Line Bores
  • Cylinder Straightness

Manufacturing & Metalworking

  • Boring Bar Bearing Alignment
  • Deep-Bore Straightness Checks on Parts

Marine

  • Propeller Shaft Bearing Bores
  • Stern Tube Alignment

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