Applicable to infinity correction optical system, with focal length 180mm tube using. Can be used with FN22mm, 20mm, 18mm eyepiece. Standard DIN 45mm coke, objective lens All optical parts are coated. 40x, 60x, 100x objective lens with spring to prevent damage to the slide. To achieve the design of the numerical aperture, 100x objective lens and pine asphalt used in conjunction. Corrected the chromatic aberration and spherical aberration of the two bands and the paraxial coma.
Applicable to infinity correction optical system, with focal length 180mm tube using. Can be used with FN22mm, 20mm, 18mm eyepiece. Standard DIN 45mm coke, objective lens All optical parts are coated. 40x, 60x, 100x objective lens with spring to prevent damage to the slide. To achieve the design of the numerical aperture, 100x objective lens and pine asphalt used in conjunction. Corrected the chromatic aberration and spherical aberration of the two bands and the paraxial coma.
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