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Cool goIITian

Joined:	16 May 2008
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5 Oct 2008 08:23:26 IST

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Rates assured for all..Glasses:

None

Can anybody explain what is the difference between crown and flint glasses!!!

Also why a combination of crown and flint glasses is used in making a achromatic combination of prisms...

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Manjhunath

Cool goIITian

Joined: 16 May 2008

Posts: 97

7 Oct 2008 23:42:30 IST

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Any replies please.....

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harsh

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Joined: 3 May 2008

Posts: 288

8 Oct 2008 14:52:58 IST

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basically flint glass is lead oxide optical glass wid HIGH REFRACTION nd low dispersion.........

whereas crown glass is a soda lime glass which is exceptionally hard nd clear nd has LOW REFRACTION nd low dispersion.....

harsh

Scorching goIITian

Joined: 3 May 2008

Posts: 288

8 Oct 2008 14:53:18 IST

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