CN2137352Y - Device capable of improving use performance of optical sighting device - Google Patents

Abstract

A device for improving the use performance of an optical sighting device is characterized in that a detachable lighting device for enabling the sighting device to generate a sighting mark and a detachable view screen for limiting the shape and the size of the sighting mark are arranged in front of an objective lens of the optical sighting device; the device can make the optical sighting device become a collimation type sighting device which can carry out sighting by using a binocular single vision principle, and improve the sighting performance of the device to a short-distance moving target in the daytime or at night; the use of the device does not change the structure of the optical sighting device and does not influence the use performance of the device.

Description

Device to improve application performance of optical foresight

The utility model relates to a kind of device that improves the optical sighting device serviceability, is one and improves the ordinary optical gunsight to daytime or the night technical scheme of moving target serviceability closely.

The optical laying prodigiosin improves the pointing accuracy of firearms to various distance objectives effectively, aiming is simple: as long as shooter will overlap on the central point of its point of aim mark simply by the observed target of gunsight, can realize aiming, therefore optical sighting device is not only at sniper rifle, and obtained being extensive use of on various common firearms.But because the visual field of optical sighting device is generally less, thus with it to moving target closely, especially to the aiming poor effect of quick irregular moving target; The ordinary optical gunsight is to the searching than (as night) target under the dark condition in addition, and aiming is also relatively more difficult.

A kind of collimation formula gunsight, as: single-point collimation formula gunsight (China's " ordnance knowledge " 1991 the 6th phases are introduced), utilized horopteric visual theory, its aiming mode is different with other various gunsights, that is: shooter eye can only be seen the point of aim mark in the gunsight, the another eyes then can not be subjected to gunsight restrictedly to remove object observing, when point of aim mark that shooter sees eyes overlaps on the observed target of another eyes, have just realized aiming.The same with visual sight simple with this gunsight aiming, simultaneously also because the visual field of object observing no longer is subjected to the restriction of gunsight, point of aim mark can illuminate with nature or non-lamp simply, so it can remedy optical sighting device more effectively to daytime or the night deficiency during the moving target aiming closely.But this type of gunsight has certain distance with optical laying on the accurate aiming performance to distant object.

The utility model purpose is to improve optical sighting device to daytime or the night aiming performance of moving target closely, simultaneously do not influence it again various distance objectives are aimed at accurate performance, the utility model provides a kind of simple mechanism that can install before the object lens of optical sighting device and behind the eyepiece, it can make the observation of shooter to close-in target, aiming is not subjected to the restriction of gunsight visual field, and shooter is effectively aimed at realization of goal under the darker situation of extraneous light: the use of this device can make optical sighting device have the advantage of it and collimation formula (single-point collimation formula) gunsight concurrently.

The given device of the utility model can be designed to be adapted at before the various optical sighting device object lens and the various external physical characteristics of installing behind the eyepiece, device is a dismountable lighting device (natural lighting device or an electric lighting device) before the object lens, it both had been used to illuminate point of aim mark in the gunsight, stop the place ahead target by gunsight imaging on shooter's retina again, thereby the collimation formula gunsight that gunsight is become utilize the binocular single vision principle to aim at, device is a dismountable screen behind the eyepiece, screen is offered aperture corresponding to the position of optical axis, and it is used to limit the shape and the size of point of aim mark.Its use does not change the structure of optical sighting device, does not influence its serviceability.

Describe the utility model (accompanying drawing is a principle) in detail below with reference to accompanying drawing, identical parts all adopt same piece number in these a few width of cloth accompanying drawings.

Fig. 1 is the axial positive view of device behind installation in position on the optical sighting device that the utility model provides, and it is a kind of embodiment for the device that uses daytime, and it installs after comprising a preceding device of object lens and an eyepiece; Fig. 2 is the cutaway view at Figure 1A-A place.

The preceding device of object lens (1) is the natural lighting device, it is provided with a sleeve (2) that can be enclosed within on the gunsight, the end face of sleeve (2) is a light-guide device (3), light-guide device (3) is a critical component of realizing the utility model purpose, it should allow by being enough to illuminate the natural daylight of point of aim mark in the gunsight, simultaneously can stop target again effectively by gunsight imaging on shooter's retina, therefore this light-guide device (3) should be: 1, the surface is the sheet transparency of roughness, 2, lens, 3, translucent tablet.Sleeve (2) is used for being enclosed within on the optical sighting device, and its effect is to hold sheet light-guide device (3), and the object lens (1) that are fixed in gunsight are preceding, and each lens (4) in itself and the gunsight are on same the optical axis abreast; The length of sleeve (2) is generally about 1/2nd of sleeve diameter, and three or four fins (5) of projection are slightly arranged on its inwall, and fin (5) plays tight plug effect, can make this device conveniently assemble and disassemble on optical sighting device simultaneously.

Eyepiece (6) back device also has a sleeve (7) that can be enclosed within on the gunsight, and the same of the preceding device of three or four fins (5), its effect and object lens arranged on the inwall of sleeve; The rear end face of sleeve (7) is an opaque screen (8), corresponding to the position of optical axis one aperture (9) is arranged in this screen (8), the effect of this aperture (9) is the shape and the size of restriction point of aim mark, aperture (9) generally is round, also square, shapes such as del, the effect of this device are to make the hot spot that is pressed on the target that forms in shooter master's feel dwindle into a point, and it shows important especially when target background is dark.But can when dialogue sky target aims at.

Fig. 3 is a kind of axial cutaway view of electric lighting device, and it is a kind of for than the embodiment that uses under the dark condition, and it also is the preceding devices of object lens (1), and present embodiment is provided with a housing (10).Be provided with light-emitting component (11) in the housing (10), condenser (12), power supply (13), switch (14), variable resistance (15), light-emitting component (11) is the vitals that present embodiment is realized the utility model purpose, it can be light emitting diode or bulb etc., it is placed on the optical axis of the preceding optical sighting device of object lens (1), point of aim mark in the gunsight is illuminated by it, it makes optical sighting device need not rely on extraneous natural daylight also can provide a clear bright point of aim mark to shooter, condenser (12) is a kind of reflection concave mirror, light-emitting component (11) is on its focus, and the light that it sends light-emitting component (11) is concentrated and entered gunsight to increase its brightness by object lens (1) abreast; Power supply (13) is 1.5 volts of batteries of two joints (also can be the batteries of other various energy and light-emitting component coupling), it provides electric energy to light-emitting component (11), switch (14) is the switch of a belt variable resistor (15), also can be that switch (14) and variable resistance (15) separate, switch (14) be used for purpose of saving; Variable resistance (15) in order to regulate brightness with obtain and the best of target background to specific luminance, make shooter's indefatigability; Each electric parts all is contained in the housing (10), has only the adjusting knob (16) of switch and resistor to be exposed at the housing appearance.Also be provided with the sleeve the same in the rear end of housing (10) with effect, the structure of previous embodiment.

When device described above is installed on the optical sighting device, shooter just no longer can see the place ahead target by gunsight, point of aim mark is then come in and extraneous natural daylight illuminates by electric light or by the light-guide device transmission in the gunsight, at this moment on feeling, shooter master will produce a skyborne hot spot of suspension (in point of aim mark is arranged), because point of aim mark still is on the extended line of the sight line parallel with gun tube axis, therefore shooter needs only mobile firearms, can realize aiming when overlapping this mark on the target, realize the purpose of this utility model.

Characteristic of the present utility model is so that use the optical laying that is equipped with this given device of the utility model to have following advantage:

1, is conducive to more show that optical sighting device aims at accurate characteristic to target (particularly distant object), can simplifies its structure again simultaneously, reduce its manufacturing cost.

2, use this device the same with use spot projection type gunsight in shooter master's feel, therefore when shooter carries out the slewing shooting to a plurality of irregular Fast Moving Objects, will produce very positive effect.

3, adjustable inner light source can obtain bestly to specific luminance according to the background luminance of target, and the optical sighting device that this device the is housed target that target or starry sky can be seen down during to dusk all can realize effective aiming.

4, it is clear and definite to load onto in the optical sighting device of this device point of aim mark, and bias light is soft, and shooter uses comfortable, indefatigability.

In a word, the device that provides of the utility model have simple in structure, implement convenient, with low cost and characteristics such as effect is obvious.

Advantage to sum up, the utility model can impel promoting the use of of optical sighting device.

Be noted that an aiming that any gunsight is housed accurately firearms putting and allow people go to observe, different people just draws different conclusions, as on the upper side, on the lower side, take back, take over etc., this is because people's eyesight custom all has nothing in common with each other, also be so when aiming at, and people's mono-vision and the eyes apparent custom when being used to aim at also is very inequality with the binocular single vision principle; The optical sighting device of this device is equipped with in use, its aiming point may be inconsistent with the aiming point of using former gunsight, this is not the problem of this device, this is the same with any gunsight of use, need shooter in use to be familiar with this sighting device, according to the eyesight custom of oneself, grasp the aimed fire rule that is applicable to own concrete condition.

Claims (4)

1, a kind of device of improved optical sighting device serviceability of and optical sighting device adapted is characterized in that: in the preceding dismountable lighting device that is provided with of the object lens (1) of optical sighting device and dismountable screen (8) of being provided with in the rear end of the eyepiece (6) of optical sighting device.

2, the device that improves the optical sighting device serviceability according to claim 1 is characterized in that: the light-guide device in the lighting device (3), light-guide device (3) are sheet transparency or lens or the translucent tablets that the surface is rough and uneven in surface shape.

3, the device that improves the optical sighting device serviceability according to claim 1 is characterized in that: also electric lighting device, this device are provided with and are provided with light-emitting component (11), condenser (12), power supply (13), switch (14), variable resistance (15) in housing (10), the housing (10) lighting device.

4, the device that improves the optical sighting device serviceability according to claim 1 is characterized in that offering aperture (9) in screen (8) corresponding to the position of optical axis.