Item Type: Microscope Auxiliary Objective Lens 0.7X <br>Material: Aluminum Alloy <br>Magnification: 0.7X <br>Mount Thread Size: 48mm/1.9 inches<br>1、DIFFERENT FUNCTION: The anti blue light auxiliary objective lens can prevent blue light stimulation and isolate ultraviolet radiation. <br>2、DIFFERENT EFFECT: The anti blue light lens can help prevent eye fatigue. Blue light has been known to suppress the secretion of melatonin, which plays a role in promoting sleep. <br>3、ADVANTAGES: The auxiliary objective lens features high light transmittance, optical lens, high refractive index, and clear imaging. <br>4、LARGE WORKING DISTANCE: Auxiliary objective lens significantly increases the working distance, with a maximum arrive of up to 165 millimeters. <br>5、EASY TO USE: Easy to connect to the objective lens, simply twist it on. Compatible with most microscopes available on the market, making it a versatile accessory.<p>1 x&nbsp;Auxiliary&nbsp;Objective&nbsp;Lens&nbsp;</p>