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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.

xx   LIGHT

Tip: Homemade polariscope and procedure used to orient gem material according to optic axis.
JEWELRY MAKING, GEMS & MINERALS #581 Apr 1986 pg. 51

Mini-polariscope does not require any electricity. It is the size of a loupe and weighs only 25 grams. Basic dimensions are shown.
LAPIDARY JOURNAL May 1983 (v.37#2) pg. 388

A simple polariscope and dichroscope combination. Est. cost: $28.
LAPIDARY JOURNAL Jul 1983 (v.37#4) pg. 556

How to show the molecular orientation of polymers by stretching some common materials between polarizing filters.
POPULAR SCIENCE Jul 1970 (v.197#1) pg. 73

Playing with polarizers (polarized light).
SCIENCE PROBE! Apr 1991 (v.1#2) pg. 69

How to construct a simple polariscope (an instrument that polarizes light) and some experiments that can be tried.
SCIENTIFIC AMERICAN Jul 1974 (v.231#1) pg. 122

How to construct a simple polariscope from sheets of black reflecting plastic and cellophane.
SCIENTIFIC AMERICAN Jun 1975 (v.232#6) pg. 114

How to make your own quarter-wave and half-wave plates for studying polarized light.
SCIENTIFIC AMERICAN Dec 1977 (v.237#6) pg. 172

How to use polarizers, particularly for studying polarized sky light. Includes instructions for making a dodecagon of half-wave plates for examining the sky's polarization.
SCIENTIFIC AMERICAN Jan 1978 (v.238#1) pg. 132

Using polarized light to observe and photograph fluid flow without the need for dyes or markers. Use to view the wake of a moving fish.
SCIENTIFIC AMERICAN Feb 1980 (v.242#2) pg. 167

An inexpensive homemade polarimeter can analyze optically active compounds. Solutions containing optically active compounds (such as sugar, lactic acid, tartaric acid, nicotine, turpentine, amino acids, and vitamins) rotate the polarization of light passing through them.
SCIENTIFIC AMERICAN Jan 1986 (v.254#1) pg. 120

Build an observation platform which uses polarized light to study the exotic patterns appearing in water when it is freezing or melting.
SCIENTIFIC AMERICAN Jul 1986 (v.255#1) pg. 114