Protective Bottles and Cases for Eyepieces and FiltersProbably one of the most useful accessories for your eyepiece collection. These plastic cases protect your eyepieces and filters from dust and mechanical damage, resulting in a much longer lifespan of your expensive accessories.The bottles are made of plastic and can be opened and closed easily. The protective cases will last for years without wear or tear.
The eyepiece bottles are opened by unscrewing them. The cases for filters are just opened by pulling on the lid.