´ÏÄÜ ¿ÀÅäÄݸ®¸ÞÀÌÅÍ¿ë ÆæŸÇÁ¸®Áò 90µµ Á÷°¢ ¹Ì·¯
Penta Prism can be properly bend the optical axis 90 ¡Æ.
If you want to measure the squareness of two surfaces,
Penta Prism is used as (Optical square) criteria of squareness.
°¢Á¤µµ 2¡È(Optically squareness)
Å©±â 65§®¡¿65§®¡¿45§®
¸ñÁ¦ÄÉÀ̽º Æ÷ÇÔ