Types of Binoculars
There are 2 types of binoculars based on the prism design: Porro Prism Binoculars & Roof Prism Binoculars. Porro Prism binoculars are known to produce brighter images and Roof prism binoculars are known for being compact and more durable. Tips: choose your binoculars based on activity.
|A single layer of anti reflection coat is applied to some elements of the lens.
|all air to glass surfaces are coated.
|some surfaces had multiple antireflection coating.
|all glass surfaces have multiple coatings.
Prisms direct light path inside the binoculars. There are two types of prisms commonly use for binoculars.
- BaK-4 - Created from Barium Crown Glass. Considered as the superior prism because it has better light transmission.
- BK-7 - Created from Borosilicate Glass. Good light transmission and more affordable.
Popular Roof Prism Binoculars Popular Porro Prism Binoculars