입사각과 반사각

<FIELDSET style="border:3px solid #20b2aa ; width=700 ; height=800 ;padding=0"> <pre><ul> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=500 height=16><SPAN class=maintext><B><FONT color=#002909>1.입사각과 반사각</FONT></B></SPAN></TD></TR> <tr><td width=100% height=18></td></tr> <TR> <TD width=500 height=16><SPAN class=maintext><B><FONT color=#002909>- 입사각 : 수구를 쿠션에 맞추었을 경우 수구가 쿠션을 향해 가는 각도.</FONT></B></SPAN></TD></TR> <TR> <TD width=500 height=16><SPAN class=maintext><B><FONT color=#002909>- 반사각 : 쿠션으로부터 튕겨져 나오는 각도.</FONT></B></SPAN></TD></TR> <TR> <TD width=500 height=20><SPAN class=maintext><B><FONT color=#002909>2.입사각과 반사각의 기본 형태</FONT></B></SPAN></TD></TR></TBODY></TABLE> <P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=1 height=100> </TD> <TD width=272 height=100> <IMG height=121 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd_t1.gif" width=341></TD> <TD vAlign=top width=297 height=100> <TABLE cellSpacing=0 cellPadding=0 width="100%" border=0> <TBODY> <TR> <TD height=18><SPAN class=maintext>쿠션을 이용한 입사,반사의 변화는 평면180도 각도에서 입사한 각도대로 반사되어지는 형태. </SPAN></TD></TR></TBODY></TABLE></TD></TR> <TR> <TD width=1 height=83> </TD> <TD width=272 height=83> <IMG height=139 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd_t2.gif" width=341></TD> <TD width=297 height=83> <IMG height=139 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd_t3.gif" width=214></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=18 height=10> </TD> <TD colSpan=2 height=10><B></B></TD></TR> <TR> <TD width=18 height=16> </TD> <TD colSpan=2 height=16><SPAN class=maintext><B><FONT color=#002909>3.입사각과 반사각의 변화 </FONT></B></SPAN></TD></TR> <TR> <TD width=18 height=16> </TD> <TD colSpan=2 height=16><SPAN class=maintext><B><FONT color=#002909> - 힘의 강약에 의한 반사각의 변화</FONT></B></SPAN></TD></TR> <TR> <TD width=18 height=16> </TD> <TD colSpan=2 height=16><SPAN class=maintext><B><FONT color=#002909> - 당점에 따른 반사각의 변화</FONT></B></SPAN></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=26 height=185> </TD> <TD width=570 height=185> <IMG height=213 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd2_t1.gif" width=265><IMG height=213 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd2_t2.gif" width=303></TD></TR></TBODY></TABLE> <P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=500 height=16><SPAN class=maintext><B><FONT color=#002909>4.입사각과 반사각의 계산법</FONT></B></SPAN></TD></TR> <tr><td width=100% height=18></td></tr> <TR> <TD width=592 height=16><SPAN class=maintext><B>[ 1.쿠션과의 거리를 이용한 방법 ]</B></SPAN></TD></TR> <TR> <TD width=592 height=16><SPAN class=maintext><B><1>수구와 목적구가 일직선상에 있을 때</B></SPAN></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=26 height=185> </TD> <TD width=596 height=185> <IMG height=213 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd3_t.gif" width=369></TD></TR></TBODY></TABLE> <P></P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=18 height=16> </TD> <TD width=12 height=16> </TD> <TD width=592 height=16><SPAN class=maintext><B> </B></SPAN></TD></TR> <TR> <TD width=18 height=16> </TD> <TD width=12 height=16> </TD> <TD width=592 height=16><SPAN class=maintext><B><2>수구와 목적구가 쿠션과 평행선상에 있지 않은 경우</B></SPAN></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=27 height=100> </TD> <TD height=100> <IMG height=213 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd4_t.gif" width=369> </TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=18 height=10> </TD> <TD colSpan=3 height=10><B></B></TD></TR> <TR> <TD width=18 height=16> </TD> <TD width=12 height=16> </TD> <TD width=592 colSpan=2 height=16><SPAN class=maintext><B>[ 2.포인트를 이용한 경우 ]</B></SPAN></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=26 height=185> </TD> <TD width=381 height=185> <IMG height=213 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd5_t.gif" width=369></TD> <TD vAlign=top width=215 height=185><BR><BR> <TABLE cellSpacing=0 cellPadding=0 width="100%" border=0> <TBODY> <TR> <TD height=19><SPAN class=maintext>포인트를 이용할 경우 수구의 겨냥점은 제일 위 포인트 선상이며목적구의 목표 지점 역시 수구의 진로 방향이 포인트 선상이다. </SPAN></TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=18 height=10> </TD> <TD colSpan=3 height=10><B></B></TD></TR> <TR> <TD width=18 height=16> </TD> <TD width=12 height=16> </TD> <TD width=592 colSpan=2 height=16><SPAN class=maintext><B>[ 3.장 쿠션에서의 이용 방법 ]</B></SPAN></TD></TR></TBODY></TABLE><P> </P> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=26 height=185> </TD> <TD width=381 height=185> <IMG height=213 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fd6_t.gif" width=369></TD> <TD vAlign=top width=215 height=185><BR><BR> <TABLE cellSpacing=0 cellPadding=0 width="100%" border=0> <TBODY> <TR> <TD height=19><SPAN class=maintext>방법의 차이는 있으나 스트록을 할 때 큐를 보다 더 길고 부드럽게 내밀어 준다. </SPAN></TD></TR></TBODY></TABLE> </TD></TR></TBODY></TABLE><BR> <TABLE cellSpacing=0 cellPadding=0 width=570 border=0> <TBODY> <TR> <TD width=26 height=33> </TD> <TD height=33> <IMG height=68 src="https://img1.daumcdn.net/relay/cafe/original/?fname=http%3A%2F%2Fimg.sbs.co.kr%2Fnewimg%2Fsports%2Fimage%2Fbilliard%2Flecture%2Fpocketball%2Fangle%2Fkeypoint.gif" width=570></TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE> <p> </FIELDSET> <P>출처: http://sportal.sbs.co.kr/billiard/</P>