NASA uses this method in the Hubble space telescope that has produced some amazing ground braking images of the cosmos. These kind of lenses replace some of the glass elements within their construction with two Mirrors both used to fold the light entering the front glass element in much the same way as a reflex telescope does. There is however an alternative option with this type of lens, this being to look at what are called Reflex or Mirror Lenses. The cost of these lenses my surprise many starting photography and to be honest even many long term photographers, they can start in price range from around €800 and end up way into the many €1000’s. These lenses offer the ability to get some great images in the world of (Landscape, Wildlife, Portrait and Sports) Photography.įixed focus (None Zoom) Telephoto lenses come in many focus lengths, but the most usable are 200mm to 600mm, depending on how much magnification of distant subjects and objects you need. When you make a start in the world of Photography, Sooner or later you will want to own a dedicated Long Telephoto lens. Tarmon SP 500mm F8 Mirror Lens, Real world review Tamron SP 500mm f8 Reflex lens, a review of Mirror lenses
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