λ/4 or better · BK7
Precision Optical Flat — BK7
Cost-effective fused/BK7 reference flats, single or double sided, 25–200 mm.
$75 from, per flat
Catalog
Stock & build-to-print optics
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33 optics · Optical Flats
λ/10–λ/20 · fused silica
Precision Optical Flat — Fused Silica
High-stability fused silica reference flats at λ/10 or λ/20, 25–200 mm, single or double sided.
$140 from, per flat
λ/20 · interferometer
Transmission Flat — 4 in
Fused silica transmission flat in an anodized bayonet housing, 100 mm clear aperture. AR-coated one side.
$3,350 per unit, with case
λ/20 · interferometer
Transmission Flat — 6 in
153 mm clear aperture transmission flat for large optics, with 6 in bayonet mount and case.
$5,650 per unit, with case
4 in → 6 in · interferometry
BeamEx 1000 — Beam Expander
Extend a 4 in Fizeau interferometer to measure 6 in optics. Bayonet mount, 2-axis tip/tilt, λ/3 wavefront.
$13,995 per unit
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0002
Model 4542-0002. Ø25 × 12.5; —; Fused silica; Single surface.
$140 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0004
Model 4542-0004. Ø25 × 12.5; —; Fused silica; Dual surface.
$240 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0006
Model 4542-0006. Ø50 × 15; —; Fused silica; Single surface.
$400 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0008
Model 4542-0008. Ø50 × 15; —; Fused silica; Dual surface.
$520 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0010
Model 4542-0010. Ø100 × 20; —; Fused silica; Single surface.
$680 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0012
Model 4542-0012. Ø100 × 20; —; Fused silica; Dual surface.
$860 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0014
Model 4542-0014. Ø150 × 25; —; Fused silica; Single surface.
$1,447 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0016
Model 4542-0016. Ø150 × 25; —; Fused silica; Dual surface.
$1,630 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0018
Model 4542-0018. Ø200 × 38; —; Fused silica; Single surface.
$2,872 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/10 — 4542-0020
Model 4542-0020. Ø200 × 38; —; Fused silica; Dual surface.
$3,052 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/20 — 4542-0022
Model 4542-0022. Ø25 × 12.5; —; Fused silica; Single surface.
Quote on request quote on request
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/20 — 4542-0024
Model 4542-0024. Ø50 × 15; —; Fused silica; Single surface.
Quote on request quote on request
Optical Flats · Cookbook p. 18
Precision Flats — Fused Silica λ/20 — 4542-0026
Model 4542-0026. Ø100 × 20; —; Fused silica; Single surface.
Quote on request quote on request
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0001
Model 4542-0001. Ø25 × 12.5; —; BK7; Single surface.
$75 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0003
Model 4542-0003. Ø25 × 12.5; —; BK7; Dual surface.
$83 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0005
Model 4542-0005. Ø50 × 15; —; BK7; Single surface.
$75 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0007
Model 4542-0007. Ø50 × 15; —; BK7; Dual surface.
$100 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0009
Model 4542-0009. Ø100 × 20; —; BK7; Single surface.
$215 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0011
Model 4542-0011. Ø100 × 20; —; BK7; Dual surface.
$300 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0013
Model 4542-0013. Ø150 × 25; —; BK7; Single surface.
$450 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0015
Model 4542-0015. Ø150 × 25; —; BK7; Dual surface.
$580 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0017
Model 4542-0017. Ø200 × 38; —; BK7; Single surface.
$800 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Precision Flats — BK7 λ/4 or better — 4542-0019
Model 4542-0019. Ø200 × 38; —; BK7; Dual surface.
$1,200 per unit · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Carrying Case for Flats — 1405-0008
Model 1405-0008. Fits flats up to Ø100; —; Wood/foam; Case.
$50 each · catalog list; confirm current pricing
Optical Flats · Cookbook p. 18
Carrying Case for Flats — 1405-0009
Model 1405-0009. Fits Ø150 & Ø200 flats; —; Wood/foam; Case.
$75 each · catalog list; confirm current pricing
Transmission Flats · Cookbook p. 19
TX Flat 4" — 0535-0005
Model 0535-0005. Ø114.2 window (CA 100) × 19.0; 632.8 nm AR surface; Fused silica window in Al 6061-T6 housing; Bayonet-mount assembly, black anodize.
$3,350 per unit · catalog list; confirm current pricing
Transmission Flats · Cookbook p. 19
TX Flat 6" — 0535-0011
Model 0535-0011. Ø161.5 window (CA 153) × 28.2; 632.8 nm AR surface; Fused silica window in Al 6061-T6 housing; Bayonet-mount assembly, black anodize.
$5,650 per unit · catalog list; confirm current pricing
Beam Expanders · Cookbook p. 20
BeamEx 1000 (4"→6") — 0535-0018
Model 0535-0018. Input Ø104 → Output Ø155; 632.8 nm; Precision optics + Al mechanics; Bayonet in/out; 2-axis tip & tilt for optional 6" TX flat.
$13,995 per unit · catalog list; confirm current pricing
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