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3C Academy

Diamond-system library

A library of diamond-system lessons with machine-drawn, geometrically correct diagrams, produced daily. Browse by shot name: natural, around-the-table, short three-rail, Sang Lee…

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Lessons
68
Free
23
Shot types
5

Filters

AllShort-angle (natural) 20Long-angle 11Short three-rail (ticky) 3Long bank (five-and-a-half) 17Return (reverse) shot 17
Diamond systemsCorner-five (diamond) systemMirror (pure reflection)
DifficultyAny difficulty●○○○○●●○○○●●●○○●●●●○●●●●●ForAllFreeMember
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51 lessonsClear

Library

Ba băng con ở góc: nút 4 → 1123456741
Short three-rail (ticky)Member

Short three-rail in the corner: diamond 4 → 1

Difficulty ●●○○○

Cúp băng: từ nút 1 về nút 7123456717
Short-angle (natural)Free

Natural three-rail: from diamond 1 to 7

Difficulty ●○○○○

Cúp băng: từ nút 1 về nút 6.5123456716.5
Short-angle (natural)Member

Natural three-rail: from diamond 1 to 6.5

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 6123456716
Return (reverse) shotFree

Return shot: diamond 1 back to 6

Difficulty ●●●○○

Cúp băng: từ nút 1 về nút 6123456716
Short-angle (natural)Member

Natural three-rail: from diamond 1 to 6

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 5.5123456715.5
Return (reverse) shotFree

Return shot: diamond 1 back to 5.5

Difficulty ●●●○○

Cúp băng: từ nút 1 về nút 5.5123456715.5
Short-angle (natural)Member

Natural three-rail: from diamond 1 to 5.5

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 5123456715
Return (reverse) shotFree

Return shot: diamond 1 back to 5

Difficulty ●●●○○

Cúp băng: từ nút 1 về nút 5123456715
Short-angle (natural)Member

Natural three-rail: from diamond 1 to 5

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 4.5123456714.5
Return (reverse) shotMember

Return shot: diamond 1 back to 4.5

Difficulty ●●●○○

Cúp dài: từ nút 1 tới nút 4.5 đầu bàn kia123456714.5
Long-angleFree

Long-angle: from diamond 1 to 4.5 at the far end

Difficulty ●●○○○

Cúp băng: từ nút 1 về nút 4.5123456714.5
Short-angle (natural)Member

Natural three-rail: from diamond 1 to 4.5

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 4123456714
Return (reverse) shotMember

Return shot: diamond 1 back to 4

Difficulty ●●●○○

Cúp dài: từ nút 1 tới nút 4 đầu bàn kia123456714
Long-angleFree

Long-angle: from diamond 1 to 4 at the far end

Difficulty ●●○○○

Cúp băng: từ nút 1 về nút 4123456714
Short-angle (natural)Member

Natural three-rail: from diamond 1 to 4

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 3.5123456713.5
Return (reverse) shotMember

Return shot: diamond 1 back to 3.5

Difficulty ●●●○○

Cúp dài: từ nút 1 tới nút 3.5 đầu bàn kia123456713.5
Long-angleMember

Long-angle: from diamond 1 to 3.5 at the far end

Difficulty ●●○○○

Cúp băng: từ nút 1 về nút 3.5123456713.5
Short-angle (natural)Free

Natural three-rail: from diamond 1 to 3.5

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 3123456713
Return (reverse) shotMember

Return shot: diamond 1 back to 3

Difficulty ●●●○○

Cúp dài: từ nút 1 tới nút 3 đầu bàn kia123456713
Long-angleMember

Long-angle: from diamond 1 to 3 at the far end

Difficulty ●●○○○

Cúp băng: từ nút 1 về nút 3123456713
Short-angle (natural)Free

Natural three-rail: from diamond 1 to 3

Difficulty ●○○○○

Trả băng: nút 1 trả về nút 2.5123456712.5
Return (reverse) shotMember

Return shot: diamond 1 back to 2.5

Difficulty ●●●○○

Cúp dài: từ nút 1 tới nút 2.5 đầu bàn kia123456712.5
Long-angleMember

Long-angle: from diamond 1 to 2.5 at the far end

Difficulty ●●○○○

Cúp băng: từ nút 1 về nút 2.5123456712.5
Short-angle (natural)Free

Natural three-rail: from diamond 1 to 2.5

Difficulty ●○○○○