UQG Optics

NEUTRAL DENSITY FILTERS - ABSORPTIVE BOXED SET

MATERIAL:  SCHOTT ® or HOYA® Absorptive Filter Glass
DIMENSIONS: 25mm Dia or 50mm x 50mm
   
  25mm Dia                                                      50mm x 50mm
QUANTITY: 12 off Filters per box                                     14 off Filters per box
DIMENSION TOLERANCE:       Ø 25mm +0.00/-0.20mm                              50mm x 50mm +0.00/-0.20mm
THICKNESS TOLERANCE: ± 0.10mm ± 0.10mm
EDGE FINISH: Fine ground Fine ground
SURFACE QUALITY: 60/40 Scratch/Dig 60/40 Scratch/Dig
SURFACE FLATNESS: ≤  5 Fringes ≤  8 Fringes
OPTICAL DENSITY: O.D >1.0 ± 5% @546nm
O.D <1.0 ± 0.05 @546nm
O.D >1.0 ± 5% @546nm
O.D <1.0 ± 0.05 @546nm
PARALLELISM: ≤ 5 Arc mins ≤ 8 Arc mins
                                                  Absorptive Filters stored in a wooden box 
                                                  Each filter labelled with optical Density         

CUSTOM  
OPTIONS: Custom optical densities and transmissions, calibration certificates, spot reading @ wavelengths  
                   & custom storage box's holding additional filters  

Part No. Data
sheet
Description Dimensions
(mm)
Unit Price
(1-10) in
Qty
(1-10)
Qty
(11+)
BND-2512 Absorptive ND Filter Boxed Set Ø 25mm £172.00 Buy Add To Quote
BND-5014 Absorptive ND Filter Boxed Set 50 x 50 £375.00 Buy Add To Quote