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OPTICS / LENSES / Spherical Plano Convex Lenses / DIA50.8mm Plano-Convex Lens DAR@400-1100nm
UVFS, BK7, SF11 etc Optical Glass, Plano-convex design; Diameter 2-inch; Uncoated, MgF2 SAR coated,AR coated at 400-750nm, 600-1100nm, 1500-1700nm also available
POL-BK7-PCX-X-50.8 SERIES

DIA2″ SF11 PCX Lens EFL+50.8mm DAR@400-1100nm
P/N: POL-SF11-PCX-50.8-50.8-DAR
General Specifications
- Substrate Material: N-SF11 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: Refractive index 1.7847 @ 587.6nm; Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +50.8mm (+/-1%)
- Center Thickness(CT): 12.0+/-0.1mm
Edge Thickness(ET): 3.0+/-0.1mm - Centration: < 3 arc minutes
- Coating: Broadband multilayer AR optimized coating @ 400-1100nm (R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$195.00/pc
- Purchase Qty 20pcs or more: S$175.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 8pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+75mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-75-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +75mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Single-layer AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$145.00/pc
- Purchase Qty 20pcs or more: S$135.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 10pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+100mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-100-DAR
General Specifications
- Substrate Material: N-BK7 glass; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +100mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Single-layer AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 19pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+125mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-125-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +125mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: SAR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 9pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+150mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-150-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +150mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Single-layer AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 10pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ EFL+150mm Plano-Convex Lens AR600-1100nm
P/N: POL-BK7-PCX-B-50.8-150
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +150mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: AR coated @ 600-1100nm(R<0.5% max), both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: NO STOCK
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+175mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-175-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +175mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Single-layer AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 9pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA50mm BK7 PCX Lens EFL+200mm DAR@400-800nm
P/N: POL-BK7-PCX-50.0-200-SAR
General Specifications
- Substrate Material: N-BK7 glass; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: DIA 50.0, -0.2/+0,.0mm
- Effective Focal Length(EFL): +200mm (+/-1%)
- Center Thickness(CT): Tc = 7.0 +/-0.1mm
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Both surface dielectric coating: Single-layer AR(MgF2) optimized coating @ center 588nm, workable for 400-800nm(R<1.2% max)
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$120.00/pc
- Purchase Qty 20pcs or more: S$110.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 2pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+200mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-200-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +200mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Double AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 10pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+250mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-250-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +250mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Single-layer AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 10pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA2″ BK7 PCX Lens EFL+300mm DAR@400-1100nm
P/N: POL-BK7-PCX-50.8-300-DAR
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +300mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Single-layer AR(MgF2) optimized coating @ 400-1100nm(R<1.2% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 10pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA50.0mm EFL+300mm Plano-Convex Lens AR@600-1100nm
P/N: POL-BK7-PCX-B-50-300
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.0, +/-0.1mm
- Effective Focal Length(EFL): +300mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: AR coated @ 600-1100nm(R<0.5% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 1pc
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA50.0mm EFL+400mm Plano-Convex Lens AR@600-1100nm
P/N: POL-BK7-PCX-B-50.0-400
General Specifications
- Substrate Material: N-BK7 glass; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: DIA 50.0, -0.2/+0,.0mm
- Effective Focal Length(EFL): +400mm (+/-1%)
- Center Thickness(CT): Tc = 7.0 +/-0.1mm
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: Both surface AR coated @ 600-1100nm(R<0.5% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 3pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA50.0mm EFL+500mm Plano-Convex Lens AR@600-1100nm
P/N: POL-BK7-PCX-B-50.0-500
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.0, +/-0.1mm
- Effective Focal Length(EFL): +500mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: AR coated @ 600-1100nm(R<0.5% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 10pcs
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

DIA50.8mm EFL+750mm Plano-Convex Lens AR@600-1100nm
P/N: POL-BK7-PCX-B-50.8-750
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.8, -0.2/+0,.0mm
- Effective Focal Length(EFL): +750mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: AR coated @ 600-1100nm(R<0.5% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: NO STOCK
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)

D50.0mm EFL+1000mm Plano-Convex Lens AR@600-1100nm
P/N: POL-BK7-PCX-B-50.8-1000
General Specifications
- Substrate Material: N-BK7 glass ; Wavelength Range: 350nm – 2000nm ; Design Wavelength: 633nm (n=1.515082); Plano-convex configuration
- Outer Diameter: 50.0, +/-0.1mm
- Effective Focal Length(EFL): +1000mm (+/-1%)
- Center Thickness(CT): NA
Edge Thickness(ET): NA - Centration: < 3 arc minutes
- Coating: AR coated @ 600-1100nm(R<0.5% max),both-surface
Pricing Overview (Excl. Taxes and Fees)
- Purchase Qty < 20pcs: S$130.00/pc
- Purchase Qty 20pcs or more: S$120.00/pc
- Purchase Qty 100pcs or more:
Inquire to us for volume pricing - Optional: SM1 Lens Mount (one set of SM1 lens tube will be included, c/w SM1 retaiing ring and black teflon washers 2pcs(t0.5mm)) – add S$20/pc

Stock Availability
- Local Singapore Warehouse: 1pc
- New Batch Process Leadtime: Approx. 3-4weeks; EXW-SIN (T&C Apply)