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| ♦ Hellma Optik GmbH Jena |
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 As a specialized manufacturer of cylinder, toric and flat optics Of highest quality, Hellma Optics manufactures it s products according to individual requests. Well known customers from all over the world appreciate high precision optics made of premium calcium fluoride as well as glass and quartz of Schott or Heraeus. According to requirements from the fields of laser technology and photonics, innovative techniques and modern Technology standards ensure an exceptional and consistently high product quality. |
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♦ Hellma Optics Optics products category
1, Cylinder Optics
2. Toric Optics
3. Flat Optics
4. Special Optics |
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♦ Cylinder Optics
1.1 Plano-convex cylinder lenses
1.2 Plano-concave cylinder lenses
1.3 Biconvex cylinder lenses
1.4 Biconcave cylinder lenses
1.5 Convexo-concave cylinder lenses
1.6 Cylindrical achromats
1.7 Cylinder lens arrays
1.8 Crossed cylinders, biconvex, biconcave, convexo-concave
1.9 Cylinder bars and cylinder tubes
1.10 Cylinder mirrors
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| ♦ 1.1 Cylinder lenses, plano-convex |
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| Radius range |
♦ 2.5mm radius - ∞ |
| Length |
♦ For 2.5mm - 5mm radius: 1mm - 40mm
♦ For 5mm - 10mm radius: 5mm - 100mm
♦ For 10mm - 1000mm radius: 10mm - 600mm
♦ For 30mm - 70mm radius: up to 3000mm
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| Width |
♦ 1mm - 2R or 250mm, respectively
♦ On request, round edging can be provided for cylinder lenses:
1mm - 2R diameter and 350mm (max)
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.2 Cylinder lenses, plano-concave |
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| Radius range |
♦ 2.5mm radius - ∞ |
| Length |
♦ For 2.5mm - 5mm radius: 1mm - 40mm
♦ For 5mm - 10mm radius: 5mm - 100mm
♦ For 10mm - 1000mm radius: 10mm - 600mm
♦ For 30mm - 70mm radius: up to 3000mm
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| Width |
♦ 1mm - 2R or 250mm, respectively
♦ On request, round edging can be provided for cylinder lenses:
1mm - 2R diameter and 350mm (max)
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.3 Cylinder lenses, biconvex |
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| Radius range |
♦ 2.5mm radius - ∞ |
| Length |
♦ For 2.5mm - 5mm radius: 1mm - 40mm
♦ For 5mm - 10mm radius: 5mm - 100mm
♦ For 10mm - 1000mm radius: 10mm - 600mm
♦ For 30mm - 70mm radius: up to 3000mm
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| Width |
♦ 1mm - 2R or 250mm, respectively
♦ On request, round edging can be provided for cylinder lenses:
1mm - 2R diameter and 350mm (max)
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.4 Cylinder lenses, biconcave |
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| Radius range |
♦ 2.5mm radius - ∞ |
| Length |
♦ For 2.5mm - 5mm radius: 1mm - 40mm
♦ For 5mm - 10mm radius: 5mm - 100mm
♦ For 10mm - 1000mm radius: 10mm - 600mm
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| Width |
♦ 1mm - 2R or 250mm, respectively
♦ On request, round edging can be provided for cylinder lenses:
1mm - 2R diameter and 350mm (max)
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.5 Cylinder lenses, Convexo-concave |
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| Radius range |
♦ 2.5mm radius - ∞ |
| Length |
♦ For 2.5mm - 5mm radius: 1mm - 40mm
♦ For 5mm - 10mm radius: 5mm - 100mm
♦ For 10mm - 1000mm radius: 10mm - 600mm
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| Width |
♦ 1mm - 2R or 250mm, respectively
♦ On request, round edging can be provided for cylinder lenses:
1mm - 2R diameter and 350mm (max)
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.6 Cylindrical achromats |
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| Radius range |
♦ 2.5mm radius - ∞ |
| Length |
♦ For 2.5mm - 5mm radius: 1mm - 40mm
♦ For 5mm - 10mm radius: 5mm - 100mm
♦ For 10mm - 1000mm radius: 10mm - 600mm
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| Width |
♦ 1mm - 2R or 250mm, respectively
♦ On request, round edging can be provided for cylinder lenses:
1mm - 2R diameter and 350mm (max)
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.7 Cylinder lens arrays |
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| Available on request (to customer-specified dimensions) |
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| ♦ 1.8 Crossed cylinders, biconvex, biconcave, convexo-concave |
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| Radius range |
♦ 5mm radius - ∞ |
| Length |
♦ 5mm - 200mm
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| Width |
♦ 5mm - 200mm
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| Tolerances |
♦ Radius variance up to 1000mm: ±1%, ±5% beyond 1000mm,
up to ±0.01mm radius accuracy on request (depending on geometry)
♦ Length: ±0.1mm♦ Width: ±0.1mm
♦ Irregularity: λ/4 per 10mm at 633nm, reduced to :λ/10 on request.
Optionally available with documentary proof of certification up to
maximum diameter of 150mm (depending on radius).
♦ Edge thickness variance: up to ±1mm (centration), up to 1µ on request
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| ♦ 1.9 Cylinder bars & Cylinder tubes |
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| Radius range |
♦ 5mm - 100mm radius |
| Length |
♦ 5mm - 200mm (depending on geometry)
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| Width |
♦ 5mm - 200mm
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| Tolerances |
♦ Radius variance: ±1
♦ Length: ±0.1mm
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| ♦ 1.10 Cylinder mirrors |
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To provide mirror reflection, we offer silver, gold and aluminum coatings,
For greater resistance, each coating has its own protective layer of quartz.
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| Dimensions |
Available in any combination of cylinder optics range of offering |
| Tolerances |
Same as other cylinder optics |
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♦ Toric Optics
2.1 Toric mirrors, biconvex/biconcave
2.2 Toric optics, biconvex/biconcave
2.3 Toric optics, convexo-concave
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| ♦ 2.1 Toric mirrors, biconvex/biconcave |
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| Radius range |
♦ 2.5mm - 1000mm radius |
| Length |
♦ 5mm - 200mm |
| Width |
♦ 5mm - 200mm |
| Tolerances |
♦ Radius variance: ±1
♦ Length: ±0.1mm
♦ Width: ±0.1mm
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| ♦ 2.2 Toric optics, biconvex/biconcave |
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| Radius range |
♦ 2.5mm - 1000mm radius |
| Length |
♦ 5mm - 200mm |
| Width |
♦ 5mm - 200mm |
| Tolerances |
♦ Radius variance: ±1
♦ Length: ±0.1mm
♦ Width: ±0.1mm
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| ♦ 2.3 Toric optics, convexo/concave |
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| Radius range |
♦ 2.5mm - 1000mm radius |
| Length |
♦ 5mm - 200mm |
| Width |
♦ 5mm - 200mm |
| Tolerances |
♦ Radius variance: ±1
♦ Length: ±0.1mm
♦ Width: ±0.1mm
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♦ Flat Optics
3.1 Plano-parallel plates
3.2 Etalons
3.3 Retarder plates*
3.4 Color filters
3.5 Beam splitters
3.6 Wedge plates
3.7 90°prisms
3.8 60°prisms
3.9 Roof prisms
3.10 Rhomboid prisms
3.11 Dove prisms
3.12 Special prisms
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| ♦ 3.1 Plano-parallel plates |
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| Dimensions |
♦ Rectangular: edge length 0.5mm - 600mm
♦ Round: diameter 0.5mm - 600mm
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| Thickness |
♦ 0.1mm - 50mm |
| Tolerances |
♦ Planarity: up to λ/10 (select ≤ 6 for diameter-to-thickness or diameter-to-
greatest-edge length ratio depending on size), diameter or edge length
can be measured up to 250mm diameter, documentary proof optionally
available up to 150mm
♦ Parallelity: up to 1° depending on dimensional details or
♦ Wavefront deformation up to λ/10 depending on dimensional details
♦ Thickness: up to ±0.0005mm
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| ♦ 3.2 Etalons |
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| Dimensions |
♦ Rectangular: edge length 0.5mm - 100mm
♦ Round: diameter 0.5mm - 100mm
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| Thickness |
♦ 0.05mm - 100mm |
| Tolerances |
♦ Diameter or edge length: ±0.1mm
♦ Parallelity of planar faces < 1°
♦ Thickness: up to ±0.0005mm
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| ♦ 3.3 Retarder plates* |
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| Material |
♦ Quartz crystal, oriented |
| Dimensional details |
♦ Φ10mm, Φ20mm, Φ30mm, other diameter on request
♦ Thickness: 0.5mm - 1.0mm, other diameter on request
♦ Delay: λ/4, λ/2
♦ Wavelength range: 180 - 2,700nm
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| Tolerances |
♦ Tolerance on delay: λ/500
♦ Wavefront deformation: λ/10
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| ♦ 3.4 Color filters |
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| Material |
♦ Color glass from SCHOTT AG, Mainz |
| Dimensional details |
Available selection ranges:
♦ Rectangular plates: 0.5mm -150mm edge length
♦ Round plates: 0.5mm - 150mm diameter
♦ Thickness: 0.1mm - 4mm (depending on size)
Greater thickness on request
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| Tolerances |
♦ Thickness: up to ±0.005mm
♦ Outer dimensions: ±0.1mm
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| ♦ 3.5 Beamspliters |
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| Available on request (to customer-specified dimensions) |
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| ♦ 3.6 Wedge plates |
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| Dimensional details |
Available selection ranges:
♦ Rectangular plates: 0.5mm - 250mm edge length
♦ Round plates: 0.5mm - 350mm diameter
♦ Thickness: randomly selectable, with thin side ? 0.5mm
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| Tolerances |
♦ Planarity: up to λ/10 (select ≤ 6 for diameter-to-thickness or diameter-to-
greatest-edge length ratio depending on size)
♦ Wedge angle: up to 1° depending on size or
♦ Wavefront deformation up to λ/10 depending on size
♦ Thickness: up to ±0.0005mm
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| ♦ 3.7 90°prisms |
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| Dimensional details |
Available selection ranges:
♦ Side length: 5mm -50mm
♦ Height: 5mm - 150mm
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| Tolerances |
♦ Planarity of polished surface or wavefront deformation,
resp,: up to λ/10 depending on size details
♦ Angle accuracy for 45° and 90°: ±3° standard value, up to ±1° optionally
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| ♦ 3.8 60°prisms |
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| Dimensional details |
Available selection ranges:
♦ Side length: 5mm -50mm
♦ Height: 5mm - 50mm
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| Tolerances |
♦ Planarity of polished surface or wavefront deformation,
resp,: up to λ/10 depending on size details
♦ Angle accuracy for 45° and 90°: ±3° standard value, up to ±1° optionally
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| ♦ 3.9 Roof prisms |
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| Dimensional details |
Available selection ranges:
♦ Side length: 5mm -50mm
♦ Height: 5mm - 150mm
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| Tolerances |
♦ Planarity of polished surface or wavefront deformation,
resp,: up to λ/10 depending on size details
♦ Angle accuracy for 45° and 90°: ±3° standard value, up to ±1° optionally
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| ♦ 3.10 Rhomboid prisms |
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| Dimensional details |
Available selection ranges:
♦ Side length: 5mm -50mm
♦ Height: 5mm - 150mm
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| Tolerances |
♦ Planarity of polished surface or wavefront deformation,
resp,: up to λ/10 depending on size details
♦ Angle accuracy for 45° and 90°: ±3° standard value, up to ±1° optionally
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| ♦ 3.11 Dove prisms |
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| Dimensional details |
Available selection ranges:
♦ Side length: 5mm -50mm
♦ Height: 5mm - 150mm
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| Tolerances |
♦ Planarity of polished surface or wavefront deformation,
resp,: up to λ/10 depending on size details
♦ Angle accuracy for 45° and 90°: ±3° standard value, up to ±1° optionally
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| ♦ 3.12 Special prisms |
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| Dimensional details |
Randomly selectable within limits as follows:
♦ Side length: 5mm -50mm
♦ Height: 5mm - 150mm
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| Tolerances |
♦ Planarity of polished surface or wavefront deformation,
resp,: up to λ/10 depending on size details
♦ Angle accuracy for 45° and 90°: ±3° standard value, up to ±1° optionally
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♦ Special Optics
4.1 Optics of high-refractive material
4.2 Optics of special materials
4.3 Ultra-sonic-drilled optics
4.4 Axicons, cones
4.5 Diffusion bonded optics Special optics
4.6 Other special optics
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| ♦ 4.1 Optics of high-refractive material |
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| Material |
Special optics require materials with a refractive index > 1.7
These include (but are not limited to):
♦ SF 57
♦ SF 6
♦ N-LASF9
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| Dimensional & shape details |
To individual customer request |
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| ♦ 4.2 Optics from special material |
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| Material |
Ensamples of so-called special materials are:
♦ Calcium fluoride
♦ Silicon
♦ Sapphire
♦ Steel
♦ Germanium
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| Dimensional & shape details |
To individual customer request |
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| ♦ 4.3 Ultrasonically drilled optics |
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| Drill-hole |
♦ 0.5mm and greater, smaller holes on request
♦ Precisely positioned
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| Tolerances |
♦ ±0.1mm (referred to drill-hole)
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| Dimensional & shape details |
To individual customer request |
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| ♦ 4.4 Axicons & cones |
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| Dimensional details |
♦ Diameter: 5mm - 50mm
♦ Angle: 1° - 5°
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| Tolerances |
♦ Angular accuracy: ±5°
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| ♦ 4.5 Diffusion bonded optics |
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| Available on request (to customer-specified dimensions) |
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| ♦ 4.6 Other special optics |
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| Your customized request fro special optics is welcomed. Manufacturing can fully adapt to your requested specifications. Basically, any shape can be delivered. Contact us for available capabilities in terms of dimensional, shape and material design.
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