Objective lens high light spring international standard RMS chrome for biological microscopes 60x, achromatic, transmittance, protection, size,

[Spring protection device]: Automatically rebounds to protect the sample from fragmentation and improves durability, ensuring the safety of the lens. 【International Standard RMS Size】: Compatible with most professional biological microscopes on the market, ensuring versatility and ease of use. 【High Magnification】: With 60x magnification, common rail distance of 195mm, and parfocal distance of 45mm, this lens provides outstanding clarity and detail. [High Transmittance Coating]: This lens has a coating with excellent light transmittance, which allows for brighter images and accurate observation. 【High Quality Material】: Made of material and fine workmanship, not easy to fall off, chrome plated and elegant finish. specification: Item Type: Achromatic Objective Lens Model: 60/0.85 Material: Brass Use: Microscope Accessories Interface Size: Approx. 20.2mm / 0.80inch (International Standard RMS Size) Magnification: 60X Numerical Aperture: Approx. 0.85mm / 0.03inch Cover glass applicable thickness: Approx. 30mm 0.17mm / 0.007inch Microscope applicable mechanical tube length: Approx. 160mm / 6.30inch Working Distance: Approx. 0.53mm / 0.02inch Common Rail Distance: Approx. 195mm / 7.68inch Parfocal Distance: Approx. 45mm / 1.77inch Spring: Yes) Automatic rebound) Package list: 1 x Achromatic objective lens 1 x Storage box How to use: Can be used by connecting to a microscope. For ease of observation, we recommend starting at low magnification. High magnification is more difficult to adjust than low magnification. Due to the characteristics of the specimen being viewed, not all slices are suitable for observation at high magnification.