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λ/4 N-BK7 Plano-convex Lenses

  • Wavelength range: 350-2200nm, Diameters: 0.5mm to 300mm
  • Standardized focal lengths and diameters convenient for OEM
  • Ideal for various applications in the visible to NIR region
  • Coating options: standard uncoated and BBAR coatings, or custom broadband AR coatings,  V-coatings
  • A wide range of focal lengths: Standard 10-1000mm, or custom
  • Versatile Applications: detectors, imaging instruments, lasers, fiber optics, etc.
Inquire for custom product  
Code Material Diameter CT ET Focal length Coating Unit Price Delivery Cart
1101-065 N-BK7 6.0mm 2.5mm 1.5mm 10mm Uncoated Inquire 1 Week
1101-115 N-BK7 6.0mm 2.5mm 1.5mm 10mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-116 N-BK7 6.0mm 2.5mm 1.5mm 10mm 650-1050nm AR Coating Inquire Inquire
1101-117 N-BK7 6.0mm 2.5mm 1.5mm 10mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-066 N-BK7 6.0mm 2.3mm 1.5mm 12mm Uncoated Inquire 1 Week
1101-118 N-BK7 6.0mm 2.3mm 1.5mm 12mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-119 N-BK7 6.0mm 2.3mm 1.5mm 12mm 650-1050nm AR Coating Inquire Inquire
1101-120 N-BK7 6.0mm 2.3mm 1.5mm 12mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-067 N-BK7 6.0mm 2.1mm 1.5mm 15mm Uncoated Inquire 1 Week
1101-121 N-BK7 6.0mm 2.1mm 1.5mm 15mm 350-650nm AR Coating Inquire Inquire
1101-122 N-BK7 6.0mm 2.1mm 1.5mm 15mm 650-1050nm AR Coating Inquire Inquire
1101-123 N-BK7 6.0mm 2.1mm 1.5mm 15mm 1050-1580nm AR Coating Inquire Inquire
1101-068 N-BK7 6.0mm 1.8mm 1.5mm 30mm Uncoated Inquire 1 Week
1101-124 N-BK7 6.0mm 1.8mm 1.5mm 30mm 350-650nm AR Coating Inquire Inquire
1101-125 N-BK7 6.0mm 1.8mm 1.5mm 30mm 650-1050nm AR Coating Inquire Inquire
1101-126 N-BK7 6.0mm 1.8mm 1.5mm 30mm 1050-1580nm AR Coating Inquire Inquire
1101-069 N-BK7 9.0mm 3.4mm 1.5mm 12mm Uncoated Inquire 1 Week
1101-127 N-BK7 9.0mm 3.4mm 1.5mm 12mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-128 N-BK7 9.0mm 3.4mm 1.5mm 12mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-129 N-BK7 9.0mm 3.4mm 1.5mm 12mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-070 N-BK7 9.0mm 2.5mm 1.5mm 20mm Uncoated Inquire 1 Week
1101-130 N-BK7 9.0mm 2.5mm 1.5mm 20mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-131 N-BK7 9.0mm 2.5mm 1.5mm 20mm 650-1050nm AR Coating Inquire Inquire
1101-132 N-BK7 9.0mm 2.5mm 1.5mm 20mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-071 N-BK7 12.7mm 5.1mm 1.8mm 15mm Uncoated Inquire 1 Week
1101-133 N-BK7 12.7mm 5.1mm 1.8mm 15mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-134 N-BK7 12.7mm 5.1mm 1.8mm 15mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-135 N-BK7 12.7mm 5.1mm 1.8mm 15mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-001 N-BK7 12.7mm 4.5mm 2.3mm 20mm Uncoated $13.5 2~3 Days
1101-002 N-BK7 12.7mm 4.5mm 2.3mm 20mm 400-700nm AR Coating $21.0 1 Week
1101-003 N-BK7 12.7mm 4.5mm 2.3mm 20mm 700-1100nm AR Coating $21.0 1 Week
1101-004 N-BK7 12.7mm 4.5mm 2.3mm 20mm 1100-1650nm AR Coating $21.0 1 Week
1101-072 N-BK7 12.7mm 3.5mm 1.8mm 25mm Uncoated Inquire 1 Week
1101-136 N-BK7 12.7mm 3.5mm 1.8mm 25mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-137 N-BK7 12.7mm 3.5mm 1.8mm 25mm 650-1050nm AR Coating Inquire Inquire
1101-138 N-BK7 12.7mm 3.5mm 1.8mm 25mm 1050-1580nm AR Coating Inquire Inquire
1101-005 N-BK7 12.7mm 3.5mm 2.1mm 30mm Uncoated $13.5 2~3 Days
1101-006 N-BK7 12.7mm 3.5mm 2.1mm 30mm 400-700nm AR Coating $21.0 1 Week
1101-007 N-BK7 12.7mm 3.5mm 2.1mm 30mm 700-1100nm AR Coating $21.0 1 Week
1101-008 N-BK7 12.7mm 3.5mm 2.1mm 30mm 1100-1650nm AR Coating $21.0 1 Week
1101-009 N-BK7 12.7mm 3.0mm 2.0mm 40mm Uncoated $13.5 2~3 Days
1101-010 N-BK7 12.7mm 3.0mm 2.0mm 40mm 400-700nm AR Coating $21.0 1 Week
1101-011 N-BK7 12.7mm 3.0mm 2.0mm 40mm 700-1100nm AR Coating $21.0 1 Week
1101-012 N-BK7 12.7mm 3.0mm 2.0mm 40mm 1100-1650nm AR Coating $21.0 1 Week
1101-013 N-BK7 12.7mm 3.0mm 2.2mm 50mm Uncoated $13.5 2~3 Days
1101-014 N-BK7 12.7mm 3.0mm 2.2mm 50mm 400-700nm AR Coating $21.0 1 Week
1101-015 N-BK7 12.7mm 3.0mm 2.2mm 50mm 700-1100nm AR Coating $21.0 1 Week
1101-016 N-BK7 12.7mm 3.0mm 2.2mm 50mm 1100-1650nm AR Coating $21.0 1 Week
1101-017 N-BK7 12.7mm 3.0mm 2.6mm 100mm Uncoated $13.5 2~3 Days
1101-018 N-BK7 12.7mm 3.0mm 2.6mm 100mm 400-700nm AR Coating $21.0 1 Week
1101-019 N-BK7 12.7mm 3.0mm 2.6mm 100mm 700-1100nm AR Coating $21.0 1 Week
1101-020 N-BK7 12.7mm 3.0mm 2.6mm 100mm 1100-1650nm AR Coating $21.0 1 Week
1101-073 N-BK7 18.0mm 7.1mm 1.8mm 20mm Uncoated Inquire 1 Week
1101-139 N-BK7 18.0mm 7.1mm 1.8mm 20mm 350-650nm AR Coating Inquire Inquire
1101-140 N-BK7 18.0mm 7.1mm 1.8mm 20mm 650-1050nm AR Coating Inquire Inquire
1101-141 N-BK7 18.0mm 7.1mm 1.8mm 20mm 1050-1580nm AR Coating Inquire Inquire
1101-074 N-BK7 18.0mm 5.5mm 1.8mm 25mm Uncoated Inquire 1 Week
1101-142 N-BK7 18.0mm 5.5mm 1.8mm 25mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-143 N-BK7 18.0mm 5.5mm 1.8mm 25mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-144 N-BK7 18.0mm 5.5mm 1.8mm 25mm 1050-1580nm AR Coating Inquire Inquire
1101-075 N-BK7 18.0mm 4.7mm 1.8mm 30mm Uncoated Inquire 1 Week
1101-145 N-BK7 18.0mm 4.7mm 1.8mm 30mm 350-650nm AR Coating Inquire Inquire
1101-146 N-BK7 18.0mm 4.7mm 1.8mm 30mm 650-1050nm AR Coating Inquire Inquire
1101-147 N-BK7 18.0mm 4.7mm 1.8mm 30mm 1050-1580nm AR Coating Inquire Inquire
1101-076 N-BK7 18.0mm 3.4mm 1.8mm 50mm Uncoated Inquire 1 Week
1101-148 N-BK7 18.0mm 3.4mm 1.8mm 50mm 350-650nm AR Coating Inquire Inquire
1101-149 N-BK7 18.0mm 3.4mm 1.8mm 50mm 650-1050nm AR Coating Inquire Inquire
1101-150 N-BK7 18.0mm 3.4mm 1.8mm 50mm 1050-1580nm AR Coating Inquire Inquire
1101-077 N-BK7 25.0mm 11.7mm 2.0mm 25.4mm Uncoated Inquire 1 Week
1101-151 N-BK7 25.0mm 11.7mm 2.0mm 25.4mm 350-650nm AR Coating Inquire Inquire
1101-152 N-BK7 25.0mm 11.7mm 2.0mm 25.4mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-153 N-BK7 25.0mm 11.7mm 2.0mm 25.4mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-078 N-BK7 25.0mm 5.3mm 2.1mm 50mm Uncoated Inquire 1 Week
1101-154 N-BK7 25.0mm 5.3mm 2.1mm 50mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-155 N-BK7 25.0mm 5.3mm 2.1mm 50mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-156 N-BK7 25.0mm 5.3mm 2.1mm 50mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-079 N-BK7 25.0mm 4.1mm 2.0mm 75mm Uncoated Inquire 1 Week
1101-157 N-BK7 25.0mm 4.1mm 2.0mm 75mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-158 N-BK7 25.0mm 4.1mm 2.0mm 75mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-159 N-BK7 25.0mm 4.1mm 2.0mm 75mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-080 N-BK7 25.0mm 3.6mm 2.1mm 100mm Uncoated Inquire 1 Week
1101-160 N-BK7 25.0mm 3.6mm 2.1mm 100mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-161 N-BK7 25.0mm 3.6mm 2.1mm 100mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-162 N-BK7 25.0mm 3.6mm 2.1mm 100mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-081 N-BK7 25.0mm 2.8mm 2.0mm 200mm Uncoated Inquire 1 Week
1101-163 N-BK7 25.0mm 2.8mm 2.0mm 200mm 350-650nm AR Coating Inquire Inquire
1101-164 N-BK7 25.0mm 2.8mm 2.0mm 200mm 650-1050nm AR Coating Inquire Inquire
1101-165 N-BK7 25.0mm 2.8mm 2.0mm 200mm 1050-1580nm AR Coating Inquire Inquire
1101-082 N-BK7 25.4mm 11.7mm 1.8mm 25.4mm Uncoated Inquire 1 Week
1101-166 N-BK7 25.4mm 11.7mm 1.8mm 25.4mm 350-650nm AR Coating Inquire Inquire
1101-167 N-BK7 25.4mm 11.7mm 1.8mm 25.4mm 650-1050nm AR Coating Inquire Inquire
1101-168 N-BK7 25.4mm 11.7mm 1.8mm 25.4mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-083 N-BK7 25.4mm 8.6mm 2.0mm 30mm Uncoated Inquire 1 Week
1101-169 N-BK7 25.4mm 8.6mm 2.0mm 30mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-170 N-BK7 25.4mm 8.6mm 2.0mm 30mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-171 N-BK7 25.4mm 8.6mm 2.0mm 30mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-084 N-BK7 25.4mm 7.2mm 2.0mm 35mm Uncoated Inquire 1 Week
1101-172 N-BK7 25.4mm 7.2mm 2.0mm 35mm 350-650nm AR Coating Inquire Inquire
1101-173 N-BK7 25.4mm 7.2mm 2.0mm 35mm 650-1050nm AR Coating Inquire Inquire
1101-174 N-BK7 25.4mm 7.2mm 2.0mm 35mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-085 N-BK7 25.4mm 6.4mm 2.0mm 40mm Uncoated Inquire 1 Week
1101-175 N-BK7 25.4mm 6.4mm 2.0mm 40mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-176 N-BK7 25.4mm 6.4mm 2.0mm 40mm 650-1050nm AR Coating Inquire Inquire
1101-177 N-BK7 25.4mm 6.4mm 2.0mm 40mm 1050-1580nm AR Coating Inquire Inquire
1101-021 N-BK7 25.4mm 5.0mm 1.7mm 50mm Uncoated $15.0 2~3 Days
1101-022 N-BK7 25.4mm 5.0mm 1.7mm 50mm 400-700nm AR Coating $21.0 1 Week
1101-023 N-BK7 25.4mm 5.0mm 1.7mm 50mm 700-1100nm AR Coating $21.0 1 Week
1101-024 N-BK7 25.4mm 5.0mm 1.7mm 50mm 1100-1650nm AR Coating $21.0 1 Week
1101-025 N-BK7 25.4mm 4.0mm 1.9mm 75mm Uncoated $15.0 2~3 Days
1101-026 N-BK7 25.4mm 4.0mm 1.9mm 75mm 400-700nm AR Coating $21.0 1 Week
1101-027 N-BK7 25.4mm 4.0mm 1.9mm 75mm 700-1100nm AR Coating $21.0 1 Week
1101-028 N-BK7 25.4mm 4.0mm 1.9mm 75mm 1100-1650nm AR Coating $21.0 1 Week
1101-029 N-BK7 25.4mm 3.5mm 1.9mm 100mm Uncoated $15.0 2~3 Days
1101-030 N-BK7 25.4mm 3.5mm 1.9mm 100mm 400-700nm AR Coating $21.0 1 Week
1101-031 N-BK7 25.4mm 3.5mm 1.9mm 100mm 700-1100nm AR Coating $21.0 1 Week
1101-032 N-BK7 25.4mm 3.5mm 1.9mm 100mm 1100-1650nm AR Coating $21.0 1 Week
1101-033 N-BK7 25.4mm 3.2mm 1.9mm 125mm Uncoated $15.0 2~3 Days
1101-034 N-BK7 25.4mm 3.2mm 1.9mm 125mm 400-700nm AR Coating $21.0 1 Week
1101-035 N-BK7 25.4mm 3.2mm 1.9mm 125mm 700-1100nm AR Coating $21.0 1 Week
1101-036 N-BK7 25.4mm 3.2mm 1.9mm 125mm 1100-1650nm AR Coating $21.0 1 Week
1101-037 N-BK7 25.4mm 3.0mm 2.0mm 150mm Uncoated $15.0 2~3 Days
1101-038 N-BK7 25.4mm 3.0mm 2.0mm 150mm 400-700nm AR Coating $21.0 1 Week
1101-039 N-BK7 25.4mm 3.0mm 2.0mm 150mm 700-1100nm AR Coating $21.0 1 Week
1101-040 N-BK7 25.4mm 3.0mm 2.0mm 150mm 1100-1650nm AR Coating $21.0 1 Week
1101-086 N-BK7 25.4mm 2.9mm 2.0mm 175mm Uncoated Inquire 1 Week
1101-178 N-BK7 25.4mm 2.9mm 2.0mm 175mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-179 N-BK7 25.4mm 2.9mm 2.0mm 175mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-180 N-BK7 25.4mm 2.9mm 2.0mm 175mm 1050-1580nm AR Coating Inquire Inquire
1101-041 N-BK7 25.4mm 3.0mm 2.2mm 200mm Uncoated $15.0 2~3 Days
1101-042 N-BK7 25.4mm 3.0mm 2.2mm 200mm 400-700nm AR Coating $21.0 1 Week
1101-043 N-BK7 25.4mm 3.0mm 2.2mm 200mm 700-1100nm AR Coating $21.0 1 Week
1101-044 N-BK7 25.4mm 3.0mm 2.2mm 200mm 1100-1650nm AR Coating $21.0 1 Week
1101-087 N-BK7 25.4mm 2.6mm 2.0mm 250mm Uncoated Inquire 1 Week
1101-181 N-BK7 25.4mm 2.6mm 2.0mm 250mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-182 N-BK7 25.4mm 2.6mm 2.0mm 250mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-183 N-BK7 25.4mm 2.6mm 2.0mm 250mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-045 N-BK7 25.4mm 3.0mm 2.5mm 300mm Uncoated $15.0 2~3 Days
1101-046 N-BK7 25.4mm 3.0mm 2.5mm 300mm 400-700nm AR Coating $21.0 1 Week
1101-047 N-BK7 25.4mm 3.0mm 2.5mm 300mm 700-1100nm AR Coating $21.0 1 Week
1101-048 N-BK7 25.4mm 3.0mm 2.5mm 300mm 1100-1650nm AR Coating $21.0 1 Week
1101-049 N-BK7 25.4mm 3.0mm 2.6mm 400mm Uncoated $15.0 2~3 Days
1101-050 N-BK7 25.4mm 3.0mm 2.6mm 400mm 400-700nm AR Coating $21.0 1 Week
1101-051 N-BK7 25.4mm 3.0mm 2.6mm 400mm 700-1100nm AR Coating $21.0 1 Week
1101-052 N-BK7 25.4mm 3.0mm 2.6mm 400mm 1100-1650nm AR Coating $21.0 1 Week
1101-053 N-BK7 25.4mm 3.0mm 2.7mm 500mm Uncoated $15.0 2~3 Days
1101-054 N-BK7 25.4mm 3.0mm 2.7mm 500mm 400-700nm AR Coating $21.0 1 Week
1101-055 N-BK7 25.4mm 3.0mm 2.7mm 500mm 700-1100nm AR Coating $21.0 1 Week
1101-056 N-BK7 25.4mm 3.0mm 2.7mm 500mm 1100-1650nm AR Coating $21.0 1 Week
1101-057 N-BK7 25.4mm 3.0mm 2.8mm 750mm Uncoated $15.0 2~3 Days
1101-058 N-BK7 25.4mm 3.0mm 2.8mm 750mm 400-700nm AR Coating $21.0 1 Week
1101-059 N-BK7 25.4mm 3.0mm 2.8mm 750mm 700-1100nm AR Coating $21.0 1 Week
1101-060 N-BK7 25.4mm 3.0mm 2.8mm 750mm 1100-1650nm AR Coating $21.0 1 Week
1101-061 N-BK7 25.4mm 3.0mm 2.8mm 1000mm Uncoated $15.0 2~3 Days
1101-062 N-BK7 25.4mm 3.0mm 2.8mm 1000mm 400-700nm AR Coating $21.0 1 Week
1101-063 N-BK7 25.4mm 3.0mm 2.8mm 1000mm 700-1100nm AR Coating $21.0 1 Week
1101-064 N-BK7 25.4mm 3.0mm 2.8mm 1000mm 1100-1650nm AR Coating $21.0 1 Week
1101-088 N-BK7 30.0mm 9.0mm 2.5mm 40mm Uncoated Inquire 1 Week
1101-184 N-BK7 30.0mm 9.0mm 2.5mm 40mm 350-650nm AR Coating Inquire Inquire
1101-185 N-BK7 30.0mm 9.0mm 2.5mm 40mm 650-1050nm AR Coating Inquire Inquire
1101-186 N-BK7 30.0mm 9.0mm 2.5mm 40mm 1050-1580nm AR Coating Inquire Inquire
1101-089 N-BK7 30.0mm 7.3mm 2.5mm 50mm Uncoated Inquire 1 Week
1101-187 N-BK7 30.0mm 7.3mm 2.5mm 50mm 350-650nm AR Coating Inquire Inquire
1101-188 N-BK7 30.0mm 7.3mm 2.5mm 50mm 650-1050nm AR Coating Inquire Inquire
1101-189 N-BK7 30.0mm 7.3mm 2.5mm 50mm 1050-1580nm AR Coating Inquire Inquire
1101-090 N-BK7 30.0mm 5.5mm 2.5mm 75mm Uncoated Inquire 1 Week
1101-190 N-BK7 30.0mm 5.5mm 2.5mm 75mm 350-650nm AR Coating Inquire Inquire
1101-191 N-BK7 30.0mm 5.5mm 2.5mm 75mm 650-1050nm AR Coating Inquire Inquire
1101-192 N-BK7 30.0mm 5.5mm 2.5mm 75mm 1050-1580nm AR Coating Inquire Inquire
1101-091 N-BK7 30.0mm 4.7mm 2.5mm 100mm Uncoated Inquire 1 Week
1101-193 N-BK7 30.0mm 4.7mm 2.5mm 100mm 350-650nm AR Coating Inquire Inquire
1101-194 N-BK7 30.0mm 4.7mm 2.5mm 100mm 650-1050nm AR Coating Inquire Inquire
1101-195 N-BK7 30.0mm 4.7mm 2.5mm 100mm 1050-1580nm AR Coating Inquire Inquire
1101-092 N-BK7 30.0mm 4.3mm 2.5mm 120mm Uncoated Inquire 1 Week
1101-196 N-BK7 30.0mm 4.3mm 2.5mm 120mm 350-650nm AR Coating Inquire Inquire
1101-197 N-BK7 30.0mm 4.3mm 2.5mm 120mm 650-1050nm AR Coating Inquire Inquire
1101-198 N-BK7 30.0mm 4.3mm 2.5mm 120mm 1050-1580nm AR Coating Inquire Inquire
1101-093 N-BK7 30.0mm 3.1mm 1.6mm 150mm Uncoated Inquire 1 Week
1101-199 N-BK7 30.0mm 3.1mm 1.6mm 150mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-200 N-BK7 30.0mm 3.1mm 1.6mm 150mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-201 N-BK7 30.0mm 3.1mm 1.6mm 150mm 1050-1580nm AR Coating Inquire 1~2 Weeks
1101-094 N-BK7 30.0mm 2.8mm 1.7mm 200mm Uncoated Inquire 1 Week
1101-202 N-BK7 30.0mm 2.8mm 1.7mm 200mm 350-650nm AR Coating Inquire Inquire
1101-203 N-BK7 30.0mm 2.8mm 1.7mm 200mm 650-1050nm AR Coating Inquire Inquire
1101-204 N-BK7 30.0mm 2.8mm 1.7mm 200mm 1050-1580nm AR Coating Inquire Inquire
1101-095 N-BK7 30.0mm 2.6mm 1.7mm 250mm Uncoated Inquire 1 Week
1101-205 N-BK7 30.0mm 2.6mm 1.7mm 250mm 350-650nm AR Coating Inquire Inquire
1101-206 N-BK7 30.0mm 2.6mm 1.7mm 250mm 650-1050nm AR Coating Inquire Inquire
1101-207 N-BK7 30.0mm 2.6mm 1.7mm 250mm 1050-1580nm AR Coating Inquire Inquire
1101-096 N-BK7 30.0mm 2.5mm 1.8mm 300mm Uncoated Inquire 1 Week
1101-208 N-BK7 30.0mm 2.5mm 1.8mm 300mm 350-650nm AR Coating Inquire Inquire
1101-209 N-BK7 30.0mm 2.5mm 1.8mm 300mm 650-1050nm AR Coating Inquire Inquire
1101-210 N-BK7 30.0mm 2.5mm 1.8mm 300mm 1050-1580nm AR Coating Inquire Inquire
1101-097 N-BK7 30.0mm 2.3mm 1.8mm 500mm Uncoated Inquire 1 Week
1101-211 N-BK7 30.0mm 2.3mm 1.8mm 500mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-212 N-BK7 30.0mm 2.3mm 1.8mm 500mm 650-1050nm AR Coating Inquire Inquire
1101-213 N-BK7 30.0mm 2.3mm 1.8mm 500mm 1050-1580nm AR Coating Inquire Inquire
1101-098 N-BK7 50.8mm 16.3mm 3.0mm 60mm Uncoated Inquire 1 Week
1101-214 N-BK7 50.8mm 16.3mm 3.0mm 60mm 350-650nm AR Coating Inquire Inquire
1101-215 N-BK7 50.8mm 16.3mm 3.0mm 60mm 650-1050nm AR Coating Inquire Inquire
1101-216 N-BK7 50.8mm 16.3mm 3.0mm 60mm 1050-1580nm AR Coating Inquire Inquire
1101-099 N-BK7 50.8mm 12.5mm 3.0mm 75mm Uncoated Inquire 1 Week
1101-217 N-BK7 50.8mm 12.5mm 3.0mm 75mm 350-650nm AR Coating Inquire Inquire
1101-218 N-BK7 50.8mm 12.5mm 3.0mm 75mm 650-1050nm AR Coating Inquire Inquire
1101-219 N-BK7 50.8mm 12.5mm 3.0mm 75mm 1050-1580nm AR Coating Inquire Inquire
1101-100 N-BK7 50.8mm 9.7mm 3.0mm 100mm Uncaated Inquire 1 Week
1101-220 N-BK7 50.8mm 9.7mm 3.0mm 100mm 350-650nm AR Coating Inquire Inquire
1101-221 N-BK7 50.8mm 9.7mm 3.0mm 100mm 650-1050nm AR Coating Inquire Inquire
1101-222 N-BK7 50.8mm 9.7mm 3.0mm 100mm 1050-1580nm AR Coating Inquire Inquire
1101-101 N-BK7 50.8mm 8.2mm 3.0mm 125mm Uncoated Inquire 1 Week
1101-223 N-BK7 50.8mm 8.2mm 3.0mm 125mm 350-650nm AR Coating Inquire Inquire
1101-224 N-BK7 50.8mm 8.2mm 3.0mm 125mm 650-1050nm AR Coating Inquire Inquire
1101-225 N-BK7 50.8mm 8.2mm 3.0mm 125mm 1050-1580nm AR Coating Inquire Inquire
1101-102 N-BK7 50.8mm 7.3mm 3.0mm 150mm Uncoated Inquire 1 Week
1101-226 N-BK7 50.8mm 7.3mm 3.0mm 150mm 350-650nm AR Coating Inquire Inquire
1101-227 N-BK7 50.8mm 7.3mm 3.0mm 150mm 650-1050nm AR Coating Inquire Inquire
1101-228 N-BK7 50.8mm 7.3mm 3.0mm 150mm 1050-1580nm AR Coating Inquire Inquire
1101-103 N-BK7 50.8mm 6.7mm 3.0mm 175mm Uncoated Inquire 1 Week
1101-229 N-BK7 50.8mm 6.7mm 3.0mm 175mm 350-650nm AR Coating Inquire Inquire
1101-230 N-BK7 50.8mm 6.7mm 3.0mm 175mm 650-1050nm AR Coating Inquire Inquire
1101-231 N-BK7 50.8mm 6.7mm 3.0mm 175mm 1050-1580nm AR Coating Inquire Inquire
1101-104 N-BK7 50.8mm 6.2mm 3.0mm 200mm Uncoated Inquire 1~2 Weeks
1101-232 N-BK7 50.8mm 6.2mm 3.0mm 200mm 350-650nm AR Coating Inquire Inquire
1101-233 N-BK7 50.8mm 6.2mm 3.0mm 200mm 650-1050nm AR Coating Inquire Inquire
1101-234 N-BK7 50.8mm 6.2mm 3.0mm 200mm 1050-1580nm AR Coating Inquire Inquire
1101-105 N-BK7 50.8mm 5.5mm 3.0mm 250mm Uncoated Inquire 1 Week
1101-235 N-BK7 50.8mm 5.5mm 3.0mm 250mm 350-650nm AR Coating Inquire Inquire
1101-236 N-BK7 50.8mm 5.5mm 3.0mm 250mm 650-1050nm AR Coating Inquire 1~2 Weeks
1101-237 N-BK7 50.8mm 5.5mm 3.0mm 250mm 1050-1580nm AR Coating Inquire Inquire
1101-106 N-BK7 50.8mm 5.1mm 3.0mm 300mm Uncoated Inquire 1 Week
1101-238 N-BK7 50.8mm 5.1mm 3.0mm 300mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-239 N-BK7 50.8mm 5.1mm 3.0mm 300mm 650-1050nm AR Coating Inquire Inquire
1101-240 N-BK7 50.8mm 5.1mm 3.0mm 300mm 1050-1580nm AR Coating Inquire Inquire
1101-107 N-BK7 50.8mm 4.6mm 3.0mm 400mm Uncoated Inquire 1 Week
1101-241 N-BK7 50.8mm 4.6mm 3.0mm 400mm 350-650nm AR Coating Inquire Inquire
1101-242 N-BK7 50.8mm 4.6mm 3.0mm 400mm 650-1050nm AR Coating Inquire Inquire
1101-243 N-BK7 50.8mm 4.6mm 3.0mm 400mm 1050-1580nm AR Coating Inquire Inquire
1101-108 N-BK7 50.8mm 4.3mm 3.0mm 500mm Uncoated Inquire 1 Week
1101-244 N-BK7 50.8mm 4.3mm 3.0mm 500mm 350-650nm AR Coating Inquire Inquire
1101-245 N-BK7 50.8mm 4.3mm 3.0mm 500mm 650-1050nm AR Coating Inquire Inquire
1101-246 N-BK7 50.8mm 4.3mm 3.0mm 500mm 1050-1580nm AR Coating Inquire Inquire
1101-109 N-BK7 50.8mm 3.8mm 3.0mm 750mm Uncoated Inquire 1 Week
1101-247 N-BK7 50.8mm 3.8mm 3.0mm 750mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-248 N-BK7 50.8mm 3.8mm 3.0mm 750mm 650-1050nm AR Coating Inquire Inquire
1101-249 N-BK7 50.8mm 3.8mm 3.0mm 750mm 1050-1580nm AR Coating Inquire Inquire
1101-110 N-BK7 50.8mm 3.6mm 3.0mm 1000mm Uncoated Inquire 1 Week
1101-250 N-BK7 50.8mm 3.6mm 3.0mm 1000mm 350-650nm AR Coating Inquire Inquire
1101-251 N-BK7 50.8mm 3.6mm 3.0mm 1000mm 650-1050nm AR Coating Inquire Inquire
1101-252 N-BK7 50.8mm 3.6mm 3.0mm 1000mm 1050-1580nm AR Coating Inquire Inquire
1101-111 N-BK7 75.0mm 24.2mm 3.0mm 85mm Uncoated Inquire 1 Week
1101-253 N-BK7 75.0mm 24.2mm 3.0mm 85mm 350-650nm AR Coating Inquire 1~2 Weeks
1101-254 N-BK7 75.0mm 24.2mm 3.0mm 85mm 650-1050nm AR Coating Inquire Inquire
1101-255 N-BK7 75.0mm 24.2mm 3.0mm 85mm 1050-1580nm AR Coating Inquire 1 Week
1101-112 N-BK7 75.0mm 19.2mm 3.0mm 100mm Uncoated Inquire 1 Week
1101-256 N-BK7 75.0mm 19.2mm 3.0mm 100mm 350-650nm AR Coating Inquire Inquire
1101-257 N-BK7 75.0mm 19.2mm 3.0mm 100mm 650-1050nm AR Coating Inquire Inquire
1101-258 N-BK7 75.0mm 19.2mm 3.0mm 100mm 1050-1580nm AR Coating Inquire Inquire
1101-113 N-BK7 75.0mm 12.7mm 3.0mm 150mm Uncoated Inquire 1 Week
1101-259 N-BK7 75.0mm 12.7mm 3.0mm 150mm 350-650nm AR Coating Inquire Inquire
1101-260 N-BK7 75.0mm 12.7mm 3.0mm 150mm 650-1050nm AR Coating Inquire Inquire
1101-261 N-BK7 75.0mm 12.7mm 3.0mm 150mm 1050-1580nm AR Coating Inquire Inquire
1101-114 N-BK7 75.0mm 10.1mm 3.0mm 200mm Uncoated Inquire 1 Week
1101-262 N-BK7 75.0mm 10.1mm 3.0mm 200mm 350-650nm AR Coating Inquire Inquire
1101-263 N-BK7 75.0mm 10.1mm 3.0mm 200mm 650-1050nm AR Coating Inquire Inquire
1101-264 N-BK7 75.0mm 10.1mm 3.0mm 200mm 1050-1580nm AR Coating Inquire Inquire
Plano-convex (PCX) lens is an optical lens with one plane face and one convex face, and a positive focal length, utilized for collecting, focusing collimated lights, collimating lights from a point source, or reducing the focal length of a lens group. Compared to Biconvex lenses,  Plano-convex lenses have two unidentical sides and therefore work best for an infinite absolute conjugate ratio (objective distance: image distance). However, plano-convex lenses still reduce spherical aberrations to a quite low extent when the absolute conjugate ratio is greater than 5:1. For conjugate ratio below 5:1, consider using plano-convex lenses in pairs or a biconvex lens.

N-BK7 glass is a RoHS-compliant borosilicate material prevalent for uses in the visible and NIR spectrum (in particular when it comes to manufacturing precision visible components). N-BK7 features high optical homogeneities, great resistance to scratches and injuries, and low inclusion content, it is an ideal substitute for UV Fused Silica when high UV transmission is not required, and a preferred alternative for CaF2 at the 1.65-2.3 micro operating wavelength region in the concern of lower manufacturing costs. 

Hangzhou Shalom EO offers Stocked and Custom N-BK7 Plano-convex Lenses with a diameter range of 0.5-300mm, that are competent for various incorporation into emitters, detectors, imaging instruments, lasers, fiber optics, etc. Our N-BK7 plano-convex lens features a diameter of 6-75mm, and a  focal length of 10-1000mm, while other dimensions and focal lengths could be customized. These lenses feature lambda/4 irregularities and 40/20 scratch/dig. Each piece of the lens will undergo strict inspection in Shalom EO’s in-house labs before dispatch to secure your interest. Our inspection procedure includes an in-process checking stage of the optical properties of lenses and a final test of coatings, dimension precisions, and the visual observation of scratch/dig, apertures, inclusions, etc. 

Note that the transmission range of NBK7 is 350-2200mm, with an absorption dip positioned at around 2.8 microns.  To further enhance the transmission of the NBK7 plano-convex lens and elevate the efficiencies of complex optical instruments.  , Shalom EO offers two types of anti-reflection coatings. The standard N-BK7 plano-convex lens could be uncoated or coated with our Broadband AR coatings (typical wavebands 350-650nm, 400-700nm, 650-1050nm, 700-1100nm, 1050-1580nm, 1100-1650nm) to accommodate multi-spectrum and tunable laser applications. Besides the BBAR coatings, V coatings, which are a special form of AR coatings that deliver an ultra-low reflection at a narrow band of designed wavelengths are available upon custom request, too. 

Application Notes:
1. Because the refraction angles of the incident lights have a slight difference, the focal length of the two sides is also different. To minimize spherical aberration, engineers from Shalom EO suggest that when using the lens to focus collimated lights, the collimated lights should be projected to the curved surface of the lens; conversely, when using the lens to collimate a point light source, the light source should be incident on the flat surface.
2. Simplified Calculation of Focal Length of a Plano Convex Lens: focal length = R/(n-1), where R is the radius of curvature and n is the refractive index.

Specifications:

Lens Form Plano-convex Lens Material N-BK7
Diameters(mm) 0.5-300mm Working Wavelength Range 350-2200nm
Coating Uncoated/BBAR/V-coating Surface Quality (S/D) 40/20
Irregularity@632.8nm λ/4 Centering Error ≤2 arc min
Clear Aperture 90% Protective Chamfer 0.2mmx45°


Material Properties of N-BK7:

Material

N-BK7

Class/Structure

Amorphous Glass

Refractive Index

1.51680@587.5618nm (Yellow Helium Line)

Variance in Refractive Index According to Temperature

2.4 x 10-6 /°C (+20/+40°C @ 1060 nm)   

Transmission Wavelength Range

350-2500nm

Reflection Loss (2 surfaces)

8.1%@587.5618nm

Abbe Number(Vd)

64.17

Dn/DT

See Schott Datasheet

Partial Dispersion

See Schott Datasheet

Knoop Hardness

610

Young’s Modulus

82 GPa

Shear Modulus

34.0 GPa

Bulk Modulus

46.5 GPa

Apparent Elastic Limit

63.5MPa (9206psi)

Density

2.51 g/cc

Poisson Ratio

0.206

Melting Point

557℃ (Transformation Temperature)

Thermal Conductivity

1.114 W m⁻¹ K⁻¹

Thermal Expansion

7.1×10-6 K-1

Specific Heat Capacity

858 J Kg-1 K-1


Dia50.8mm EFL500mm N-BK7 Plano Convex Lens 650-1050nm AR Coating

Dia50.8mm EFL500mm N-BK7 Plano Convex Lens 650-1050nm AR Coating

Dia25.4mm EFL100mm N-BK7 Plano Convex Lens with 700-1100nm AR Coating

Dia25.4mm EFL100mm N-BK7 Plano Convex Lens with 700-1100nm AR Coating

Dia75.0mm EFL85mm N-BK7 Plano Convex Lens 350-650nm AR Coating

Dia75.0mm EFL85mm N-BK7 Plano Convex Lens 350-650nm AR Coating