An experimental light path of real time moire interferometry with a purpose-made holographic grating is developed,which is vibrationproof and is suitable for non-vibration isolation condition.

• 本文提出一有特制的全息光栅参与组成的具有强抗干扰能力、适用于非隔振条件下实时云纹干涉法试验光路,并详述了它的原理和特点。