RX 1.499 1.56 1.60 1.67 1.74 Single Vision Progressive Blue Block Round Top Flat Top Bifocal Photochromic Lens

Lens surfaced according to prescriptions in the lens laboratory is called Rx lens. In theory, it can be accurate to 1°. At present, most of Rx lens is ordered by a gradient power degree of 25. Of course, parameters such as pupil distance, asphericity, astigmatism and axial position are customized to achieve the best results (not just a more uniform thickness). Reading glasses lens, because of more tolerance of pupil distance, the gradient power degree is 50, but there is also 25.

Spin-off vs. In-mass: Which Technology Defines the Best Professional Photochromic Lenses
26 Jan, 2026
In the high-end optical market, the technical route chosen for Photochromic Lenses directly determines the user's visual experience and the long-term durability of the eyewear. Cur...
READ MORE
Why Should Children and Teenagers Wear Photochromic Lenses for Vision Protection
19 Jan, 2026
In the field of pediatric optometry, the discussion regarding whether children should wear Photochromic Lenses has evolved significantly. With the advancements in optical technolog...
READ MORE
Are single vision lenses the same as varifocal
12 Jan, 2026
The Evolution of Optical Correction: Navigating Your Lens Choices Human visual demands have undergone revolutionary changes over the past few decades. In the past, eyeglasses were ...
READ MORE
Are multifocal and progressive lenses really that good
05 Jan, 2026
What are Multifocal and Progressive Lenses? To truly appreciate the value of Progressive Lenses, it is essential to define where they sit within the broader category of multifocal ...
READ MORE
What are single vision lenses? Why are they still the mainstream choice for correcting nearsightedness and farsightedness?
29 Dec, 2025
Single Vision Lens: A Comprehensive Guide to Vision Correction Understanding the Single Vision Lens: Definition and Basic Principles A Single Vision Lens is the most fundamental an...
READ MORE

Index	1.499	1.56	1.6	1.60（MR-8）	1.67	1.74
Diameter(MM)	55~75	55~75	55~75	55~75	55~75	55~75
Visual Effect	Single vision	Single vision	Single vision	Single vision	Single vision	Single vision
	Flat-top	Flat-top	Polarized	Bluecut	Polarized	Blue cut
	RoundTop	Round-Top	Bluecut	Photochromic	Blue cut
	Progressive	Progressive	Photochromic		Photochromic
	Polarized	Polarized
	Bluecut	Bluecut
	Photochromic	Photochromic
Coating	UC/HC/HMC	HC/HMC/SHMC	HMC/SHMC	HMC/SHMC	HMC/SHMC	SHMC
Power Range(SPH)	0.00~-10.00 0.25~+14.00	0.00~-30.00 0.25~+14.00	0.00~-20.00 0.25~+10.00	0.00~-20.00 0.25~+10.00	0.00~-20.00 0.25~+10.00	0.00~-20.00
Cyl	0.00~-6.00	0.00~-6.00	0.00~-6.00	0.00~-6.00	0.00~-6.00	0.00~-4.00
Add	+1.00~+3.00	+1.00~+3.00

Web Menu

Product Search

Language

Exit Menu