eyepiece造句

Schonrock autocollimating eyepiece

eyepiece with micrometer

spiral micrometer eyepiece

wide field-of-view eyepiece

image is viewed through an eyepiece perpendicular to main axis.

Looking through the eyepiece you will see two black circles.

The increased image scale allows for imaging without an intervening eyepiece -- like in prime focus photography.

large convex lens produces image that is viewed through the eyepiece.

After focusing, slip the viewfinder Cap. attached to the strap over the viewfinder eyepiece as necessary.

eyepiece (excl. optical elements)of any material (excl. glass) for spectacles, goggles, pince-nez

Does this extend to the edge of our eyepiece or camera field of view?

To calculate exit pupil, divide the aperture (in mm) by the power of the eyepiece being used.

Observation eyepiece consists of concave mirror and a separate gate is formed, in the eyepiece can be seen at the same time the two semicircle color, its left for the sample color.

Having fine threads across the field of view for measuring small distances, as in the eyepiece of a telescope.

The right for the standard color, optical eyepiece with light regulation and focusing ability, easy to use.

No more need to make some change when photo on the focus without eyepiece since no lens on the way to focus, can use barlow too.

When viewing extended objects, the apparent brightness seen in the eyepiece is a function only of aperture and magnification, it is not related to focal ratio.

The method to design 3D virtual helmet display optical system is presented based on the software of ZEMAX and the properties of eyepiece. A design example is given.

If a dioptric lens is fitted, you would not have to wear eyeglasses when taking picture. Slip the lens in the grove of the viewfinder eyepiece.

Then using another convex lens and a micrometer eyepiece the altered parallel rays is focused, and the imaging size of line pair of collimator imaged on the another convex lens is measured.