8 – Maintenance
A6700sc/A6750sc User’s Manual
44
NEVER touch the face of the optic.
Cover the optic and store in a dry - dust free area immediately after cleaning.
1.
Blow or brush loose particles from surface. Don’t let them contaminate your work area. Use
air from a can or a filtered source.
2.
Apply solvent directly to your cloth. Use slow, even, light pressure working from edge to edge
across the optic.
Recommended Solvents
Material
Solvent
Fused Silica
1,2,3,4
Zinc Selenide
1,2,4
BK-7
1,2,3,4
Zinc Sulfide
1,2,4
Optical Crown Glass
1,2,3,4
Sapphire
1,2,3,4
Zerodur
1,2,3,4
Calcium Fluoride
1,2,4
Coated Optics
Magnesium Fluoride
1,2,4
Dielectric coating
1,2,3,4
Sodium Chloride
Nitrogen
Interference filters
3
Potassium Chloride
Nitrogen
Soft metallic coating
Air only
Potassium Bromide
Nitrogen
Hard/Protected metallic 1,2,3,4
Thallium Bromoiodide
Nitrogen
1] Water free Acetone
2] Ethanol
3] Methanol
4] Isopropanol
