cemented lenses

Model:	-
Brand:	kexing
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument
Label:	cemented lense , cemented lens , achromatic lens
Price:	US $68 / pc
Min. Order:	5 pc

Product Description

Material	BK7
Design Wavelength	480.0nm, 546.1nm, 643.8nm
Paraxial Focal Length	±2%
Diameter Tolerance(φ)	+0.0/-0.15
Thickness Tolerance	±0.15mm
Centration	3 arc min
Surface Figure	λ/4
Surface Quality	60—40 scratch and dig
Clear Aperture	90%
Coating	Coatings are available upon request