A method for manufacturing a golf ball having a non-uniform dot pattern is provided. Firstly, a semi-finished product of a golf ball is provided, which includes a ball body and a base layer covering an outer surface of the ball body. After that, the semi-finished product of the golf ball is rotated at a predetermined rotation speed, and a color paint is applied to the semi-finished product of the golf ball in a spraying manner from each of an upper position and a lower position.

A method for manufacturing a golf ball having a non-uniform dot pattern is provided. Firstly, a semi-finished product of a golf ball is provided, which includes a ball body and a base layer covering an outer surface of the ball body. After that, the semi-finished product of the golf ball is rotated at a predetermined rotation speed, and a color paint is applied to the semi-finished product of the golf ball in a spraying manner from each of an upper position and a lower position.

An apparatus for manufacturing golf balls each having an exterior pattern includes a conveying device and a spraying device. The spraying device is disposed at one side of a first processing area. The conveying device is configured to convey a ball-shaped body into the first processing area along a predetermined path, and to rotate the ball-shaped body at a predetermined speed. The spraying device includes a first sprayer and a second sprayer. The first sprayer and the second sprayer are configured to apply a color paint to the ball-shaped body from each of an upper position and a lower position.

An apparatus for manufacturing golf balls each having an exterior pattern includes a conveying device and a spraying device. The spraying device is disposed at one side of a first processing area. The conveying device is configured to convey a ball-shaped body into the first processing area along a predetermined path, and to rotate the ball-shaped body at a predetermined speed. The spraying device includes a first sprayer and a second sprayer. The first sprayer and the second sprayer are configured to apply a color paint to the ball-shaped body from each of an upper position and a lower position.

A golf ball scriber includes: a clip comprising a first clip body and a second clip body which are connected by a pivot shaft; a clamping groove surface disposed on an inner clamping surface of the clip; a sealed brush device; a first clip groove and a second clip groove symmetrically arranged on a respective outer wall of the first clip body and the second clip body; a scribing ruler disposed at a bottom surface of the first clip groove; a strip-shaped chamfered groove disposed on the scribing ruler away from the clamping groove surface; and a strip-shaped scribing groove disposed on the chamfered groove which corresponds to the clamping groove surface, wherein the scribing ruler, the chamfered groove, and the scribing groove share a central line, and the brush device is in sliding connection with the first clip groove disposed on the first clip body.

A golf ball scriber includes: a clip comprising a first clip body and a second clip body which are connected by a pivot shaft; a clamping groove surface disposed on an inner clamping surface of the clip; a sealed brush device; a first clip groove and a second clip groove symmetrically arranged on a respective outer wall of the first clip body and the second clip body; a scribing ruler disposed at a bottom surface of the first clip groove; a strip-shaped chamfered groove disposed on the scribing ruler away from the clamping groove surface; and a strip-shaped scribing groove disposed on the chamfered groove which corresponds to the clamping groove surface, wherein the scribing ruler, the chamfered groove, and the scribing groove share a central line, and the brush device is in sliding connection with the first clip groove disposed on the first clip body.

A golf ball alignment tool (100) for assisting a golfer in visually aligning a golf ball (200) with a golf hole (114), the tool comprising a support base (101) and an alignment indicator (102), wherein the alignment indicator (102) is mounted on the support base (101) and moveable relative thereto to allow adjustment of the alignment indicator (102) without movement of the support base (101).

A golf ball alignment tool (100) for assisting a golfer in visually aligning a golf ball (200) with a golf hole (114), the tool comprising a support base (101) and an alignment indicator (102), wherein the alignment indicator (102) is mounted on the support base (101) and moveable relative thereto to allow adjustment of the alignment indicator (102) without movement of the support base (101).

In a golf ball comprising a core, a cover layer, an intermediate layer between the core and the cover layer, the cover layer is formed of a resin material composed primarily of polyurethane or polyurea, a sphere obtained by encasing the core with the intermediate layer (intermediate layer-encased sphere) has a lightness (Li value) in the L*a*b* color space of at least 25 on its surface, and the cover layer has a visible light transmittance of at least 0.6%. The golf ball has a surface with a distinctive aesthetic appearance and retains both a good spin performance and a good scuff resistance, making it useful as a ball for professional and skilled amateur golfers.

A golf ball including an outer surface having dimples located on the outer surface, at least one core, at least one mantle layer, at least one cover layer, and a plurality of images located on the outer surface, the images being provided with at least two contrasting colors, wherein the plurality of images each have a Major Peak Ratio of between 0.18 and 1, a Major Valley Ratio of between 0.18 and 1, a slope value of between −5 and 5, and an intercept value between 5 and 80.