Spectra Precision FOCUS 30 User Guide 25
3 Getting Started
Objective Rain Cover
The objective rain cover protects the objective lens surface while measuring in drizzle
or lighter rain. The cover works in one Face only. The rubber material guarantees no
damage to the internal instrument system itself while unintentional moving between
the two faces.
Fit the objective rain cover to the Face1side of the instrument
with the shield at the
top of the objective.
C
Caution – Dust and rain can have an effect on the distance measurements, please keep
objective front lens and the targeting prism clean and use the objective rain cover.
Fig. 3-12 Objective Rain Cover