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SMALL PORRO ABBE PRISMS
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photo for larger views) |
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Item No: L3417
Price: $2.50
or 10 for $19.50
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| This is a type of porro prism system called the Abbe system, often referred to as a double right angle prism. It consists of a single prism which is 3 prisms in one. Two of them make an erecting system. Great to experiment with. 16mm long by 8mm wide. |
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