principal focal pointとは 意味・読み方・使い方

A rear side principal point of a convex lens 14 is positioned in a focal point of the Fresnel lens 11.例文帳に追加

フレネルレンズ１１の焦点には凸レンズ１４の後側主点が位置している。 - 特許庁

A light emitting element 27 is provided between the principal point plane and focal point plane of a first lens 21 inside the exchange lens part 20.例文帳に追加

交換レンズ部２０内における第１レンズ２１の主点面と焦点面の間に発光素子２７を設ける。 - 特許庁

The focal point of the second lens surface R2 is made approximately to coincide with the principal point with respect to the first lens surface R1, and at the same time, the focal point of the micro lens on the whole is made approximately to coincide with the position of the pixel opening 46A.例文帳に追加

第２のレンズ面Ｒ２の焦点位置を、第１のレンズ面Ｒ１についての主点位置に略一致させると共に、マイクロレンズ全体での焦点位置を、画素開口４６Ａの位置に略一致させる。 - 特許庁

The focal distance f is used for recording as tag information of Exif, and for calculation of a principal point or a blurring correction coefficient.例文帳に追加

後は、この焦点距離ｆをＥｘｉｆのタグ情報として記録したり、主点の算出やぶれ補正係数の算出に用いることができる。 - 特許庁

Then, the focal distance (f) of the objective optical system and a distance (L) from the rear principal point of the objective optical system and the front principal point of an image-formation optical system are set to be values meeting the following expression.例文帳に追加

そして、対物光学系の焦点距離（ｆ）と、対物光学系の後側主点と結像光学系の前側主点までの距離（Ｌ）とを、下記式を満たす値に設定した。 - 特許庁

Provided that dEP is a distance measured along an axial principal light beam from the final surface of the eyepiece optical system to an eye point, foc is the focal distance of the eyepiece optical system and loc is air-converted length measured along the axial principal light beam from an intermediate image-formation surface to the final surface of the eyepiece optical system.例文帳に追加

ｄ_EPは接眼光学系の最終面からアイポイントまでの軸上主光線に沿って測った距離、ｆ_ocは接眼光学系の焦点距離、ｌ_ocは中間結像面から接眼光学系の最終面までの軸上主光線に沿って測った空気換算長。 - 特許庁

In the optical system having an actual arrangement relation matched with vertical and horizontal directions, the principal point position in the vertical direction is different from that in the horizontal direction, and then, the optical system can be replaced with an equivalent single lens whose focal distance in the vertical direction is different from that in the horizontal direction.例文帳に追加

この縦横方向で実配置関係が一致する光学系は、縦方向と横方向とで主点位置が異なり、縦方向と横方向とで焦点距離が異なる等価単レンズに置換えることができる。 - 特許庁