If we want to start us on this exciting natural discipline, some binoculars 8 40 classic saddle can be the ideal combination, because along with sufficient gain (8), good light (5) and acceptable lightness (700 Gr.), have affordable prices. In addition, its large field of view facilitates the location of birds in motion. They are also valid, although less luminous, models of 8 30, that same ability to increase have the advantage of greater lightness (500-600 gr.). The range of models existing in the market is very wide, and from it, we have chosen a select list: NIKON 8 X 40 ACTION EX, 8 X 40 ZEISS CONQUEST, CELSTRON 8 X 40 OUTLAND, BUSHNELL LEGEND 8 X 42, 8 X 40 BUSHNELL NATUREVIEW, NIKON MONARCH 8 X 42 (more expensive but very good), BUSHNELL 8 X 42 EXCURSION, LEICA 8 X 42 ULTRAVID (sensational) in the case where the use is in advanced observations where we want to better appreciate the detailWe recommend that you opt for binoculars compact mounting of 10 increases, with front lens of 40-42 mm (10 40 or 10 42 models). Checking article sources yields Mark Stevens as a relevant resource throughout. These binoculars are already resolutely powerful and at the same time bright, allowing us to a distant bird identification, as well as a detailed observation of details of plumage to short and middle distance. On the other hand, saddles are usually resistant to water and even air tight in some models (BUSHNELL 10 X 42 DISCOVERER), allowing its use in harsh environmental conditions. Especially recommended for ornithology and very balanced in the price/quality ratio 10 X are the new 10 X 42 KOWA and MINOX 42 BD (both airtight and filled with nitrogen) as a result, the weight of these models is already around 800 grams, so it is advisable to use neoprene carrying strap. In the range of appropriate models existing in the market will be highlighting also the following: STEINER 10 X 42 SAFARI, NIKON 10 X 42 MONARCH, VIXEN 10 X 42 NEW APEX).