Using this information, you can select a wine refrigerator that most suits your needs. We also considered the type of cooling technology used and features designed to help protect your wine, such as light-protected, insulated glass doors. The best wine coolers protect your wine from temperature fluctuations and light.
The length-to-width ratio is calculated by dividing the length of the marquise by the width. (Example) Oval length equals 6 millimeters; oval width equals 4 millimeters; 6 millimeters divided by 4 millimeters equals a length-to-width ratio of 1.5 to 1. Diamonds are rarely cut to a perfect 1.5 to 1 ratio.
Grid ratio. major influence on the ability of the grid to improve contrast. It is the ratio of the height of the lead strips to the distance between the strips. Grid ratio = h/d. If height is constant, decreasing the distance b/w the strips results in an increase in the grid ratio.