Microscope Condensers: Types, Function, and Selection
Learn how microscope condensers shape illumination and contrast. Compare Abbe, achromatic, phase, darkfield, and DIC condensers—and how to choose the right one.

Guides to help with your Stargazing Adventure

Information on Galaxies, Stars, Constellations, Planets, Moons, Comets and Asteroids
Listen to Bernard Miller describe his journey into AstroPhotography and detail how he captured this stunning image of the Sculptor Galaxy.
Read the full article here.
Drew Evans talks about his passion for astrophotography, the equipment used and tips for post processing image data.
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Hear D.j Van Bourgondien as he talks about using his Celestron EdgeHD 8″ telescope to capture this image of the Fireworks Galaxy
Read the full article here
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Below are a selection of our Articles, to find more click on one of the sections above, or use the Menu at the top of the page.
Learn how microscope condensers shape illumination and contrast. Compare Abbe, achromatic, phase, darkfield, and DIC condensers—and how to choose the right one.
Capture nebulae and galaxies from Bortle 7–9 skies using filters, tracking, stacking, and smart processing. Urban astrophotography made practical.
Learn what Köhler illumination is, why it matters, and how to set it up. Improve resolution, contrast, and uniformity across brightfield, phase, DIC, and fluorescence.