| Model: | JIFFOCONCAVE |
|---|---|
| Brand: | Jiffo |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument |
| Label: | concave lens , bi concave lens , optical concave lens |
| Price: |
US $1
/ pc
|
| Min. Order: | 2 pc |
| Live Chat: | Last Online:02 Apr, 2015 |
Concave lens that possesses at least one surface that curves inwards.
It is a diverging lens, spreading out those light rays that have been
refracted through it. A concave lens is thinner at its centre than at
its edges, and is used to correct short-sightedness.
Material:Fused cilica, BK7 Grade A or equivalent optical glasses
Design Wavalength:546.1nm
Diameter Tolerance:±0.1mm, ±0.15mm for Dia.≥75mm
Paraxial Focus Length:±2%
Centration:<3 arc minutes
Clear Aperture:>85%
Surface Figure:λ/4 at 632.8nm
Surface Quality:20/10 or better
Coatings:Antireflection coatings or NIR coatings or no
Bevel:protective bevel
We could offer concave or convex lenses according to custom design.
Besides, there are a large volume of stock optical components in various
shapes and sizes to facilitate quick deliveries.
