ANSI Hardware Installation Manual Fiber optic handling and acceptance criteria
Issue: 09 3HH-12893-AAAA-TCZZA 461
DRAFT
Figure 262 Preferred condition of fiber optic end-face
Table 32 describes acceptable and unacceptable conditions. 
Table 32 Acceptable and unacceptable conditions for fiber optic end-fac-
es
Criteria Acceptable Unacceptable
Contamination, 
particles, or pits in 
single-mode fiber
Contamination 
within cladding 
zone, but outside 
core zone
Diameter is 
<5µm
Contamination in 
core zone
Contamination in 
contact zone
Diameter is 
<10µm
Contamination 
(large particle) in 
cladding zone
Diameter is 
>10µm
— — Removable 
contamination (oil)
(1 of 2)
Core and core zone
Cladding zone
Epoxy zone
Contact zone
FGU184