What do I use to clean the lenses and reflector of my Source Four equipment?
Do NOT use household ammonia and water to clean the lens, as it may damage the glass surface and anti-reflective coatings. Never use blue window cleaner to clean the reflector because it may stain the reflector. Diluted solutions of isopropyl alcohol are recommended (begin with a 10% alcohol solution); please see below.
Cleaning 5° and 10° polymer lenses
Remove dust with a blast of oil-free air. If this is not sufficient, follow the instructions below. You will need a Phillips screwdriver.
Caution: Handle polymer lenses by their edges only. Never rub anything dry on a polymer lens. Do not use glass and window cleaners on the lens.Caution: Change lenses if they become visibly damaged or deformed to the extent that their effectiveness is impaired, for example, by cracks or deep scratches.
Cleaning 19°, 26°, 36°, and 50° glass lenses
Caution: Change lenses if they become visibly damaged to the extent that their effectiveness is impaired, for
example, by cracks or deep scratches.
Cleaning the reflector
Remove the lens tube. Remove dust from the reflector with a blast of oil-free air, or wipe with a clean, lint-free
cloth. If this is not sufficient, follow the instructions below. You will need a Phillips screwdriver to complete
Warning: Unplug the fixture before attempting to clean reflector.Warning: Do not use glass and window cleaners on the reflector. Chemicals in these cleaners will stain the reflector.
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