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Magnifier : In metallic frame, richly chromium plated with handle, focal length 10 to 25cm
a)37mm
b)50mm
c)75mm
d)100mm |
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Glass Slab : 75 x 50 x 18 mm, made from English glass, nicely polished, superior
a) Ist quality
b) IInd quality |
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Spectrometer Prism : 32 x 32
a)Extra Dense Flint Glass
b)Dense Flint Glass
c)Crown Glass |
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Glass Prism : Equilateral or right angled, 2nd quality
a)Size 37mm
b)Size 50mm |
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Watch glass : Uniformly moulded and well edged
a)Size 50mm
b)Size 75mm |
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Micro Slides : 75 x 25 x 2mm nicely polished, with ground edges, in packets of 72 slides |
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Cover Slip : 18mm superior in 10 gm pack
a)Round
b)Square |
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| 108 Micrometer Screw Gauage : |
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Micrometer Screw Gauage : Same as Cat. No. 323 provided with stainless steel rod.
Size 10 mm 15mm 20mm 25mm
Pitch 1mm
Pitch 1/2mm |
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| 109 Micrometer Screw Gauage : |
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Micrometer Screw Gauage : Moore and wright type, sand blast finish with lock arrangement, in velvet lined case. Most accurate for precision and industrial use |
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| 110 Demonstration Model of Screw Gauage : |
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Demonstration Model of Screw Gauage : 20 cm long, made from aluminium silver alloy, round body superior. |
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