Sony 510P User Manual

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10-2 Maintenance
10-2 Maintenance
10-2-1 Cleaning the Viewfinder
Use a dust blower to clean the CRT screen and mirror 
inside the viewfinder barrel.
Clean the lens and protecting filter with a commercially 
available lens cleaner.
Caution
Never use organic solvents such as thinners.
Disassembling the eyepiece for cleaning
1
Detach the eyepiece from the viewfinder barrel.
2
Remove the eyecup from the eyecup holder.
3
Remove the protecting filter, together with the packing 
ring, from inside the eyecup holder.
4
Detach the protecting filter from the packing ring.
Fog-proof filter
Depending on the temperature and humidity, the 
protecting filter may mist because of vapor or your breath.  
To ensure that the viewfinder is always clear, replace the 
protecting filter with a fog-proof filter (Part No. 1-547-
341-11, not supplied).
Fitting the fog-proof filter
Replace the protecting filter on the packing ring with the 
fog-proof filter.
Be sure to correctly assemble the fog-proof filter, the 
packing ring, and the eyecup so that the reassembled 
eyepiece is waterproof.
Note
When cleaning the fog-proof filter, wipe it very gently 
with a soft cloth to avoid damaging the anti-fogging 
coating.
Viewfinder 
barrel
Eyecup 
holder
Protecting 
filter
Packing 
ring
Eyecup