JPH0815613A - Reticle device of collimating telescope - Google Patents

Abstract

PURPOSE:To enable a user to distinctly and exactly without diopter difference collimate a telescope to a target section of a target while observing this target section by constituting this telescope so as to align the target section and the central part of a reticle regardless of the position of eyes. CONSTITUTION:The glass reticle is formed by adhering the one surface of a transparent glass plate 4 formed with the opaque reticle 8 and the one surface of a transparent glass plate 5 formed with a light emitting spot 10 by superposing the centers of the light emitting spot 10 on the center of a blank part 7 by a transparent binder. As a result, the blank part 7 and the light emitting spot 10 come into tight contact with each other and the center of the tight contact part is the center of the glass reticle. A light source is arranged in the peripheral part of the glass reticle and the illumination direction thereof is directed toward the light emitting spot 10. Namely, only the front surface of the glass reticle appears in the visual field of the eyepiece lens and the light source does not appears therein. The blank part of the opaque reticle 8 and the light emitting spot 10 are in tight contact with each other. The blank part 7 and the light emitting spot 10 exist and appear in the central part of the glass reticle at all times even if the portion of the eyes is moved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention aims at a target that appears clearly in the field of view of a sighting telescope, even when it is dim, and can accurately and accurately aim with no diopter difference. The present invention relates to a reticle device for a telescope.

[0002]

2. Description of the Related Art Conventionally, a reticle formed of a metal plate has been mainly used, and a high precision required for the reticle has been achieved mainly by complicated machining. Further, in this conventional metal reticle, the intersection of the cross-shaped reticles is the point of aiming as it is. In addition, a reticle device that applies direct illumination or indirect illumination to the above metal reticle is known to facilitate aiming at dusk.

[0003]

In order to accurately aim at the target portion of the target, the diopter between the target portion and the center of the reticle depends on the position of the eye when the shooter looks at the eyepiece. There was a problem that it was important not to make a difference. However, in a conventional two-color reticle in which a red dot is visible at the center of a black crosshair, a black cross reticle is installed on the first focal plane, and a luminescent dot with a red light source is provided on the second focal plane. If you want to use a reticle that expresses a black cross red dot, or place the reticle only on the second focal plane, use a 45 ° prism with a special coat for the black crosshair,
The black cross red dots have been expressed by combining them, but with these black cross red dots,
There is a problem that a diopter difference is likely to occur between the crosshairs, the dots and the target part, and in order to remove this diopter difference, difficult work is required, and there is a problem that skill and work time are required. . In recent years, not only rifles for hunting,
For example, aiming telescopes have become widespread in leather guns for competitions, practice, etc., and even for reticle devices, the high accuracy required for them has been realized without resorting to complicated machining, and accuracy and economic efficiency have been improved. There was a problem that achieving compatibility was important.

In order to solve the above-mentioned problems and problems, the present invention provides a reticle for an aiming telescope which can clearly and accurately aim at a target appearing in the field of view of the aiming telescope even when the target is dim. The purpose is to provide the device economically.

[0005]

In order to achieve the above object, a reticle device for a sighting telescope according to the present invention comprises a glass reticle and a light source, and the glass reticle has a reticle groove on one of a pair of transparent glass plates. And forming an opaque reticle in the reticle groove, and forming a spot-shaped minute recess on one surface of the other transparent glass plate, and providing a light-emitting material in the recess to form a light-emitting spot. It is characterized in that one surface on which an opaque reticle is formed and one surface on which the light emission spot is formed are overlapped with each other, and a light source is arranged on a peripheral side portion of the glass reticle. The metal reticle is characterized in that its central portion is a blank portion. The glass reticle is characterized in that the light emitting spot is superposed on the blank portion. The reticle groove and the recess are formed by photoetching.

[0006]

According to the reticle device of the sighting telescope of the present invention, the target portion of the target and the central portion of the reticle are matched with each other regardless of the position of the eye when the shooter looks at the eyepiece, You can aim accurately and shoot while observing the target area.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT FIG. 1 is a reticle device 1 for a sighting telescope according to the present invention.
The front view of is shown. In the figure, reference numeral 2 is a glass reticle of the reticle device 1 of the sighting telescope, and reference numeral 3 is a light source including a light emitting diode. FIG. 2 is an assembly diagram showing a state before the glass reticle 2 is formed by adhering a pair of disk-shaped transparent glass plates 4 and 5, and FIG. 3 is composed of the transparent glass plates 4 and 5. It is a side view of the glass reticle 2.

On one surface of the transparent glass plate 4, two reticle grooves 6, 6 positioned in a cross shape are oriented so as to be orthogonal to the center of the transparent glass plate 4, and the tip portion thereof is thinned. Thus, the transparent glass plate 4 is formed up to the vicinity of the center. As a result, the central portions of the two reticle grooves 6, 6 are made into a minute circular blank portion 7. The reticle grooves 6, 6 are finely formed by photoetching, and the center of the blank portion 7 is accurately positioned at the center of the transparent glass plate 4.

The above-mentioned method precisely and accurately forms the reticle grooves 6, 6 in the transparent glass plate 4 and has excellent workability, which reduces the manufacturing cost and improves the accuracy of the glass reticle 2. It is compatible with economy. The shape of the reticle groove is not limited to the cross shape. Further, the method of forming the reticle groove may be an appropriate method other than photoetching.

Opaque reticles 8, 8 are formed in the reticle grooves 6, 6 by a vapor deposition method using chromium as a metal material. The surface of the opaque reticles 8 and 8 is finished in a satin finish, and the entire surface is opaque black.
The center of the opaque reticles 8 and 8 is the blank portion 7 itself. Here, one surface of the transparent glass plate 4 on which the opaque reticles 8 are formed is a flat surface having no unevenness. The method of forming the opaque reticle in the reticle groove is not limited to the vapor deposition method of the metal material, for example, the metal powder may be densely applied, the metal foil may be adhered, or
Other opaque materials may be used.

On one side of the transparent glass plate 5, a spot-shaped minute recess 9 is formed at the center thereof by photoetching. The diameter of the recess 9 is slightly smaller than the diameter of the blank portion 7 of the opaque reticles 8 and 8, and the center thereof is aligned with the center of the transparent glass plate 5. The above method precisely and accurately forms the concave portion 9 in the transparent glass plate 5, has excellent workability, reduces the manufacturing cost, and makes the glass reticle 2 both accurate and economical. There is. The method of forming the recess may be an appropriate method other than photoetching.

A transparent red light emitting spot 10 is formed in the recess 9 by a vapor deposition method using a red fluorescent material as a light emitting material.
Has been formed. Here, one surface of the transparent glass plate 5 on which the light emission spots 10 are formed is a flat surface having no unevenness.
The method of forming the light emitting spot in the recess is not limited to the vapor deposition method, and the light emitting material is not limited to the red fluorescent material.

In the glass reticle 2, one side of the transparent glass plate 4 on which the opaque reticles 8 are formed and one side of the transparent glass plate 5 on which the light emission spot 10 is formed are formed by a transparent binder such as balsam or the like to form a blank portion 7. The center of the light emitting spot 10 is adhered so as to overlap with the center thereof. As a result, the blank portion 7 and the light emission spot 10 are in close contact with each other, and the center of this close contact portion is the center of the glass reticle 2.

On the peripheral side of the glass reticle 2, light sources 3 are arranged at an intermediate position between the opaque reticles 8 and 8, and the illumination directions of the light sources 3 are directed toward a light emission spot 10. .

FIG. 4 is a side sectional view showing a state in which the reticle device 1 of the sighting telescope of the present invention is mounted on the sighting telescope 11. The reticle device 1 of the sighting telescope is the sighting telescope 1
The reticle 2 is fixedly mounted on the focal planes of the erecting lenses 12 and 12, and the glass reticle 2 has an optical axis 15 of the sighting telescope 11.
The optical axis 15 penetrates the center of the glass reticle 2. Alternatively, the reticle device 1 of the aiming telescope may be mounted on the focal plane of the objective lens 14. Two light sources 3 and 3 arranged on the peripheral side of the glass reticle 2.
Are fixed together with the glass retile 2.

Here, only the front surface of the glass reticle 2 in FIG. 1 appears in the field of view of the eyepiece, and the light source 3 does not appear in the field of view. The blank portion 7 of the opaque reticles 8 and 8 and the light emission spot 10 are in close contact with each other, and the position of the blank portion 7 and the light emission spot 10 does not shift even if the position of the eye is moved left and right. As shown in, the blank portion 7 and the light emission spot 10 are always located in the center of the glass reticle 2 and appear in the visual field. Further, since the optical axis 15 of the sighting telescope 11 is orthogonal to the glass reticle 2 and penetrates through the center of the glass reticle 2, the light emission spot 1 is emitted to the target portion of the target regardless of the position of the eye of the shooter.
Aiming can be done accurately by adjusting 0. Moreover, since the light emission spot 10 is transparent in red, it is possible to shoot while clearly visually recognizing the target portion. Also, at dusk, the light source 3
By illuminating the light emitting spot 10 and its periphery, aiming can be easily performed.

[0017]

The reticle device for the sighting telescope of the present invention forms an opaque reticle with a blank central portion on one of a pair of transparent glass plates and forms a light emission spot at the center of the other transparent glass plate. Both transparent glass plates are bonded together to form a glass reticle, and the light source is placed on this glass reticle, so the field of view of the reticle device of the sighting telescope is always in the center of the glass reticle regardless of the position of the eye. The blank portion of the opaque reticle and the light emission spot overlap each other. As a result, it is possible to aim the light emission spot on the target portion of the target clearly and accurately even at dusk. Further, the opaque reticle and the light emitting spot are formed by depositing an opaque material or a light emitting material on the reticle groove and the recess formed by photoetching. As a result, the glass reticle is configured with excellent workability and high accuracy, and thus it is possible to provide a reticle device for an aiming telescope that achieves both accuracy and economy.

[Brief description of drawings]

FIG. 1 is a front view of a reticle device of a sighting telescope of the present invention.

[Fig.2] Assembly drawing of glass reticle

FIG. 3 is a side view of the glass reticle.

FIG. 4 is a side sectional view showing a state in which the reticle device of the sighting telescope is mounted on the sighting telescope.

[Description of Reference Signs] 1 Reticle device for sighting telescope of the present invention 2 Glass reticle 3 Light source 4 Transparent glass plate 5 Transparent glass plate 6 Reticle groove 7 Blank part 8 Opaque reticle 9 Recess 10 Light emitting spot

Claims (4)

[Claims] 1. A glass reticle and a light source, wherein the glass reticle has a reticle groove formed in one of a pair of transparent glass plates, and an opaque reticle is formed in the reticle groove.
And a spot-shaped minute recess is formed on one surface of the other transparent glass plate, and a light-emitting material is provided in the recess to form a light-emitting spot, and one surface on which the opaque reticle is formed and the light-emitting spot are formed. A reticle device for an aiming telescope, characterized in that a light source is arranged on a peripheral side portion of the glass reticle while being constructed by superposing one surface thereof. 2. The reticle device for an aiming telescope according to claim 1, wherein the opaque reticle has a blank portion at its center. 3. The reticle device for an aiming telescope according to claim 1, wherein the glass reticle is configured by superimposing the light emission spot on the blank portion. 4. The reticle device for an aiming telescope according to claim 1, wherein the reticle groove and the recess are formed by photoetching.