Relative Partial Dispersions
N-LAK22(H-LaK10)				N-SF6(H-ZF7LA)
Ps,t	0.2718	P's,t	0.2693	Ps,t	0.2069	P's,t	0.2034
PC,s	0.5302	P'C',s	0.5730	PC,s	0.4610	P'C',s	0.4970
Pd,C	0.3028	P'd,C'	0.2524	Pd,C	0.2868	P'd,C'	0.2381
Pe,d	0.2384	P'e,d	0.2362	Pe,d	0.2356	P'e,d	0.2316
Pg,F	0.5475	P'g,F'	0.4858	Pg,F	0.6151	P'g,F'	0.5437
Pi,h	0.7792	P'i,h	0.7721	Pi,h	1.0713	P'i,h	1.0530

Abnormal  Dispersions
N-LAK22(H-LaK10)				N-SF6(H-ZF7LA)
△PC,t	-0.0076	△PC,s	-0.0037	△PC,t	0.0018	△PC,s	-0.0009
△PF,e	-0.0004	△Pg,F	-0.0030	△PF,e	0.0020	△Pg,F	0.0127

What is the application of Achromatic Lenses?
1. Microscopes: a typical application of a good quality microscope objective is an achromatic lens, which provides a clear and no chromatic aberration image, which is essential for observing and studying the microscopic world.
2. Photographic lenses: in the field of photography, achromatic lenses are used to make high-performance photographic lenses. These lenses are capable of capturing photographs with accurate colour reproduction and rich details to meet the needs of professional photographers and photography enthusiasts.
3. Telescopes: in the field of astronomy and viewing, achromatic lenses are used to make objective lenses for telescopes. These lenses provide a clear and no chromatic aberration image of astronomical observations and help observers to capture details of distant stars.

What coatings does Yutai Optics offer ( for achromatic lenses) ?
1. VIS 0° (425-675nm)
2. VIS-NIR (400-1000nm)
3. MgF2 (400-700nm)
4. NIR  (750-1550nm)
5. YAG-BBAR (500-1100nm)

Highly Recommended Optical Lenses from Yutai Optics:
Optical Triplet Lenses
Plano Concave (PCV) Lenses
UV Fused Silica Cylindrical Lens
CaF2 / Fused Silica / CaF2 Triplet Lenses