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| AJAY STUDENT POLARIMETER SP-6 |
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| Laurent Half shade, with 200mm glass tube complete in card board box. |
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| AJAY STUDENT POLARIMETER SP-7 |
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| Same as SP-6 but with Bi-Quartz. |
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| AJAY RESEARCH POLARIMETER RP-26 |
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| With 220mm glass tube with sodium lamp, Transformer complete in a box. |
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| AJAY RESEARCH POLARIMETER RP-27 |
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| With 400mm glass tube with sodium lamp, Transformer complete in a box. |
