Brunson 75H Telescopic Transit Square Precision Optical Alignment Instrument

The Brunson 75H Telescopic Transit Square is in used condition. This precision optical alignment instrument is designed for establishing highly accurate 90° reference lines and performing alignment, squareness, and machinery installation tasks. It is commonly used in aerospace, industrial metrology, power generation, optical tooling, and large-scale machine alignment applications.

Key Details:

• Manufacturer: Brunson Instrument Company
• Model: 75H
• Type: Telescopic Transit Square
• Application: Precision Optical Alignment & Squareness Measurement
• Made in USA

Condition:

• Used
• Good physical condition

Included:

• Item(s) shown in photos only

Shipping:

Ships same business day if purchased before 3 PM, Monday through Friday.

Manufacturer Specifications:

• Manufacturer: Brunson Instrument Company
• Model: 75H
• Type: Precision Telescopic Transit Square
• Precision optical telescope with erect image
• Designed to establish accurate 90° optical reference lines
• Coincidence-type precision level vial for high-accuracy leveling
• Precision side-indicating mirror aligned parallel to the optical axis within approximately 1 arcsecond
• Fine tangent adjustment for precise horizontal aiming
• Heavy-duty precision bearing assembly for smooth rotation
• Glass reticle for optical alignment applications
• Compatible with Brunson optical tooling accessories and mounting systems
• Designed for:
• Machine tool installation
• Turbine alignment
• Optical tooling
• Bore alignment
• Industrial metrology
• Large equipment installation
• Precision squareness verification

Important:

The Brunson 75H Telescopic Transit Square is a professional-grade optical alignment instrument intended for precision industrial metrology and machinery alignment. Please review all photos carefully to verify condition, markings, and included components before purchasing.