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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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    Astro eyepieces with Kowa 883

    General rule of thumb for astro resolution is about 50X/inch or 2X/mm of aperture (look up Dawes' Limit for more on this) The Kowa 883 has an 88mm aperture, so 176X is where you'd max out. If you use a 3mm eyepiece, you're at 170X. The 1.6X will get you up to 96X and a 2.5X barlow would get...
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    Astro eyepieces with Kowa 883

    I have the opposite issue--a Kowa eyepiece (TE11WZ) for astro-use. I only have a modded version of this eyepiece that works great for astro with 2"-eyepieces. I can say the TE11WZ is VERY sharp off-axis even in fast scopes. The 883 is an 88mm f/5.8 scope. I've used the TE11WZ in an 8" f/4.9...
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