Page 4 - Neutral Density Filters

CRM DIDYMIUM GLASS FILTER WITH DAKKS CERTIFICATE 666-F7

CRM DIDYMIUM GLASS FILTER WITH DAKKS CERTIFICATE 666-F7

Quality assurance and quality control regulations, such as ISO 9000, GLP, GMP and pharmacopoeias, require companies to verify that any spectrophotometers in use are performing at a consistently high level. ...

Sold by: Hellma USA INC Ships from: United States
Specifications
Certified Wavelengths: 329, 472, 512, 681, 875 nm
Optional Additional Wavelengths: 302, 329, 430, 472, 482, 512, 681, 875 nm
CRM DIDYMIUM GLASS FILTER WITH DAKKS CERTIFICATE 666-F7A

CRM DIDYMIUM GLASS FILTER WITH DAKKS CERTIFICATE 666-F7A

Quality assurance and quality control regulations, such as ISO 9000, GLP, GMP and pharmacopoeias, require companies to verify that any spectrophotometers in use are performing at a consistently high level. ...

Sold by: Hellma USA INC Ships from: United States
Specifications
Certified Wavelengths: 270, 280, 297, 321, 342 nm
Optional Additional Wavelengths: 270 - 290 nm
Neutral Density Filter-Absorptive

Neutral Density Filter-Absorptive

These are Neutral Density Filters (Absorptive type). They are made of absorptive glass and feature 80/50 scratch/dig quality.  Please contact us for details and ordering info.

Sold by: Union Optic Ships from: China
Specifications
Attenuator Type: Absorptive
Shape: Round, Square, Custom
Size: 25.4 mm
Optical Density: 0.1
Parallelism: < 5 arc minutes