JPH0339711U

JPH0339711U -

Info

Publication number: JPH0339711U
Application number: JP9921789U
Authority: JP
Priority date: 1989-08-25
Filing date: 1989-08-25
Publication date: 1991-04-17

Description

[Brief explanation of the drawing]

第１図ａ，ｂは本考案の１実施例による撮影レ
ンズユニツトの正面図および側断面図。第２図ａ
，ｂは本考案の１実施例によるレンズユニツト取
付台の正面図および側断面図。第３図ａは近い被
写体に対するレンズユニツトと取付台の結合例を
示す側面図。第３図ｂは遠い被写体でのレンズユ
ニツトと取付台の結合例を示す側面図。第４図は
物体とレンズおよび画像の関係図。第５図は撮影
装置の構成を示す側面図。第６図ａ，ｂは本考案
の他の実施例による円周上に撮影レンズを配列し
た正面図。１……装置本体、２……現像部、３……反射ミ
ラー、４……シヤツタ、５……印画紙、６……被
写体、７，７ａ，７ｂ……ストロボ、１０……撮
影レンズユニツト、１１，１１ａ，１１ｂ……ボ
ス、１２，１２ａ……ガイド孔、１３……レンズ
支持枠、１３，１３ｂ……取付面、１４……鏡枠
、１５……撮影レンズ、１６……レンズユニツト
取付台、１７，１７ａ，１７ｂ……台座、１８，
１８ａ……ガイドピン、１９……画面枠、２０…
…架台。 FIGS. 1a and 1b are a front view and a side sectional view of a photographing lens unit according to an embodiment of the present invention. Figure 2a
, b are a front view and a side sectional view of a lens unit mounting base according to an embodiment of the present invention. FIG. 3a is a side view showing an example of the combination of a lens unit and a mounting base for a close subject. FIG. 3b is a side view showing an example of the combination of the lens unit and the mounting base when photographing a distant subject. Figure 4 is a diagram showing the relationship between the object, lens, and image. FIG. 5 is a side view showing the configuration of the photographing device. FIGS. 6a and 6b are front views in which photographic lenses are arranged on a circumference according to another embodiment of the present invention. 1... Apparatus body, 2... Developing section, 3... Reflection mirror, 4... Shutter, 5... Photographic paper, 6... Subject, 7, 7a, 7b... Strobe, 10... Photographing lens unit, 11, 11a, 11b...Boss, 12, 12a...Guide hole, 13...Lens support frame, 13, 13b...Mounting surface, 14...Mirror frame, 15...Photographing lens, 16...Lens unit mounting Pedestal, 17, 17a, 17b... Pedestal, 18,
18a...Guide pin, 19...Screen frame, 20...
...Trestle.

Claims

[Scope of Claim for Utility Model Registration] (1) At least one photographic lens with the same focal length is provided, and a photographic image of a subject placed at a particular position on the optical axis corresponding to the lens is captured on a photosensitive material at a particular position. In a photographing device capable of forming an image on a surface and changing the photographing magnification of the image, the photographing lens support frame mounting surface is provided with at least one boss having a specific height from a reference surface and at least two positioning holes. and at least one lens unit having a specific height that is equal to or different from the boss of the lens unit.
a mounting base for the lens unit having one pedestal and at least two guide pins that fit correspondingly to the positioning holes; The magnification of the photographing optical system can be adjusted depending on whether the reference surfaces of the mounting base are connected to each other through either the boss or the pedestal, and when the boss and the pedestal are overlapped and brought into contact with each other. A lens unit mounting mechanism characterized by being changeable. (2) The lens unit mounting mechanism according to claim 1, wherein the photographing lenses are arranged in one row, and each pair of the positioning holes and guide pins are arranged symmetrically in the lens row. (3) The lens unit and the mounting base are concentric disks, and one of the positioning holes and the guide pin
2. The lens unit mounting mechanism according to claim 1, wherein the set includes a concentric bearing and a concentric rotation shaft of the disk.