Fluorescence Phase-Contrast Biological Objectives Plan Fluor Ph China Manufacturers - - Nanjing Donglilai Optics & Electronics Enterprise Co., Ltd.

·Biological objectives with an infinite conjugate parfocal distance of 60mm. ·Plan semi-apochromatic. ·Extra-long working distance. Through the correction ring, it can be adapted to samples and containers with different thicknesses. ·Phase-contrast device, providing high-contrast observation for colorless specimens.