Explore Scientific 68° Ar Eyepiece with EMD Multi-Layer Coating and Argon Filling Various Sizes

• Waterproof and protected by protection gas filling
• Wide and sharp field of view of 68 °
• EMD multilayer coating for maximum contrast
• Eyepieces in this range are with each other Homofokal
• Blackened lens edges for reflex freedom

Wide angle lens with superior sharpness, gas filling and 68 ° apparent field of view The eyepiece with 68 ° field of view is waterproof and filled with a gas. The gas effectively prevents fogging from the inside, the penetration of dust and moisture and the formation of glass mushroom. This is the high-quality multi-layer coating especially well protected and long lasting. As well as the handling is made easier, because they can be the eyepiece Easy to use with cleaning fluid also treat and strong fogging up can be used, not between the lenses in. This is how this ocular lens guarantees a ungetrübtes observation experience for many years. Of course, you will need to also no compromise on image quality, because the eyepiece has a sharp, high contrast image across the entire field of view – even at telescopes with a fast focal ratio. High-quality glass and the blackened lens edges ensure together with the EMD Multilayer Coating for Maximum contrast. Are also a folding rubber eyecup and also a standard filter thread and a tapered to safety groove in the stainless steel receptacle to standard equipment this ocular lens. All eyepieces in the 68 ° range are Homofokal with each other. That means when continually change eyepieces you don't have the focus.