Features:
1. Aluminum Alloy shell is preciseness machined, stable and durable for long time use.
2. This is a 10X achromatic objective lens for biological microscope.
3. It can eliminate unwanted reflections and increase contrast.
4. Offers high quality observation without additional chromatic aberration, make image more clear.
5. The Length of the objective lens is 31.3mm, easy to use.

Specification:
Item Type: Achromatic Objectives Lens
Material: Aluminum Alloy + Optical Lens
Color: As Pictures Show
Magnification: 10X
Tube Length: 160mm / 6.3inch
Conjugate Distance: 185 
Cover-glass Thickness: 0.17mm  
Objective Lens Length: 31.3mm
Mounting Size: 20mm（Standard RMS Thread)
Item Size: 5 * 5 * 5cm / 2.0 * 2.0 * 2.0inch
Package Weight: Approx. 55g

Package List:
1 * Achromatic Objectives Lens