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Installation Report
DVIA-M Series
09-10-2024

Henan Academy of Sciences ThermoFisher Helios FIB-SEM DVIA-M1000 (240216R1) Installation Report

DVIA-M Series
Installation Report
Henan Academy of Sciences
Zhengzhou
ThermoFisher
Helios
FIB-SEM
DVIA-M1000
240216R1

Contents

Overview

The DVIA-M1000 active vibration isolation platform is appropriately installed and functioning as intended.

Vibration Isolation System Information

Model: DVIA-M1000

Serial Number: 240216R1

Engineer

Chaewon Lee from DAEIL SYSTEMS

Tuning Date

September 10, 2024

Report written date

June 23, 2025

Prepared for

Henan Academy of Sciences

Number of Tuning Trial

1st

Location

Zhengzhou

End User

Henan Academy of Science

Equipment

Manufacturer: ThermoFisher

Equipment: FIB-SEM

Model: Helios

Equipment Condition

The equipment is installed/Turned off

Tuning Request

Data and Image

Vertical Transmissibility

Left to Right Transmissibility

Front to Back Transmissibility

Reference

Criterion CurveDescriptionAmplitude
μm/s (µin/s)		Detail Size
μm
Workshop (ISO)Distinctly perceptible vibration. Appropriate to workshops and non-sensitive areas.800 (32,000)N/A
Office (ISO)Perceptible vibration. Appropriate to offices and non-sensitive areas.400 (16,000)N/A
Residential Area (ISO)Barely perceptible vibration. Appropriate to sleep areas in most instances.200 (8,000)75
Operating Theatre (ISO)Vibration not perceptible. Suitable for surgical suites, microscopes to 100x.100 (4,000)25
VC-AAdequate for optical microscopes to 400x, microbalances, optical balances.50 (2,000)8
VC-BAppropriate for inspection and lithography equipment to 3μm line widths.25 (1,000)3
VC-CAppropriate for optical microscopes to 1000x, lithography equipment to 1μm.12.5 (500)1 - 3
VC-DSuitable for demanding equipment including electron microscopes (SEMs/TEMs).6.25 (250)0.1 - 0.3
VC-EFor the most demanding systems including E-Beam lithography at nanometer scales.3.12 (125)< 0.1
VC-FFor extremely quiet research spaces. Not recommended as design criterion.1.56 (62.5)N/A
VC-GFor extremely quiet research spaces. Not recommended as design criterion.0.78 (31.25)N/A

Notes:

- As measured in one-third octave bands over 8-80 Hz (VC-A/B) or 1-80 Hz (VC-C through VC-G).

- Detail size refers to width in microelectronics fabrication or particle size in medical research.

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Case Study Information

Category
Installation Report
SeriesDVIA-M Series
Date09-10-2024
Tags
DVIA-M Series
Installation Report
Henan Academy of Sciences
Zhengzhou
ThermoFisher
Helios
FIB-SEM
DVIA-M1000
240216R1

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