12/31/2023 0 Comments For iphone instal Sea Horizon free![]() It is a 8X magnification objective ( no, I'm not associated with the lens manufacturer in any way). To remedy that I bought one of those little phone lenses. The small field angle is important for precise pointing of the instrument. Marine sextant eyepieces are more like tele objectives. This is not so good for a sextant viewfinder. The original phone camera has wide field angle. You don't need any adaption to the phone to use CamSextant app. Failing to use the proper filter may result in damage to your eye and to your phone camera.
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