Instron AVE2, Operator'S Manual

Page: 20 / 88

Chapter: Specifications
20 M16-16905-EN
Table 4 on page 20 contains specifications for all lenses when using the dot-based
method for transverse strain.
Table 5 on page 20 contains specifications for the 16 mm lens when using the edge-
based method for transverse strain.
Table 4. Dot-based method
Lens focal length (mm)
35 16 9 6
Axial field of view (mm) 130 310 560 840
Transverse field of view (mm) 16 40 70 110
Minimum axial gauge length (mm) 5 6 12 15
Minimum transverse gauge width
(mm) 5 6 12 15
AVE2 resolution ( μ m) 0.5 0.5 1.5 3.0
AVE2 measurement accuracy
(axial and transverse) (
μ m) (the
greater of the two listed)
±1 or ±0.5% of reading, whichever is greater
Recommended dot diameter
(mm) 1-3 2-4 3-6 3-6
Table 5. Edge-based method - 16 mm lens only
Parameter Value
Axial field of view (mm) 205
Transverse field of view (mm) 40
Minimum axial gauge length (mm) 25
Minimum transverse gauge width (mm) 12.5
AVE2 resolution ( μ m) 0.5
AVE2 axial measurement accuracy ( μ m) ±1 or ±0.5% of reading, whichever is
greater
AVE2 transverse measurement accuracy ( μ m) ±3 or ±1% of reading, whichever is
greater
Recommended dot diameter (mm) 2-4