The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye. Electromagnetic radiation in this range of wavelengths is called visible light or simply light. A typical human eye will respond to wavelengths from about 390 to 700 nm. In terms of frequency, this corresponds to a band in the vicinity of 430â770 THz.
P/FCF = Market capitalization / Free Cash Flow. The Price-to-Free Cash Flow (P/FCF) ratio a popular valuation ratio among value investors. It is similar to the P/E ratio but free cash flow is just operating cash flow minus capital expenditures.
The cash ratio is the most conservative liquidity ratio of all. It only measures the ability of a firm's cash, along with investments that are easily converted into cash, to pay its short-term obligations. Along with the quick ratio, a higher cash ratio generally means the company is in better financial shape. In a nutshell, a company's liquidity is its ability to meet its near-term obligations, and it is a major measure of financial health. Liquidity can be measured through several ratios.