Code | Material | Size | Coating Surface | Window Surface | Height | Coating | Unit Price | Delivery | Cart |
---|---|---|---|---|---|---|---|---|---|
171-001 | Sapphire | 25x8x22 | 25x8 | 25x8 | 22 | 585-1200nm | $19.0 | Inquire | |
171-002 | Sapphire | 30x12x14.5 | 30x12 | 30x12 | 14.5 | 530-1200nm | $22.0 | Inquire | |
171-003 | Sapphire | 30x12x14.5 | 30x12 | 30x12 | 14.5 | 560-1200nm | $22.0 | Inquire | |
171-004 | Sapphire | 34x8x20 | 34x8 | 34x8 | 20 | 530-1200nm | $23.0 | Inquire | |
171-005 | Sapphire | 34x8x20 | 34x8 | 34x8 | 20 | 640-1200nm | $23.0 | Inquire | |
171-006 | Sapphire | 34x8x27 | 34x8 | 34x8 | 27 | 640-1200nm | $28.0 | Inquire | |
171-007 | Sapphire | 34x8x44 | 34x8 | 34x8 | 44 | 560-1200nm | $45.8 | Inquire | |
171-008 | Sapphire | 34x8x64 | 34x8 | 34x8 | 64 | 480-1200nm | $55.5 | Inquire | |
171-009 | Sapphire | 34x8x64 | 34x8 | 34x8 | 64 | 560-1200nm | $55.5 | Inquire | |
171-010 | Sapphire | 34x8x64 | 34x8 | 34x8 | 64 | 640-1200nm | $55.5 | Inquire | |
171-011 | Sapphire | 34x8x64 | 34x8 | 34x8 | 64 | 750-1200nm | $55.5 | Inquire | |
171-012 | Sapphire | 35x8x24 | 35x8 | 35x8 | 24 | 570-1200nm | $28.5 | Inquire | |
171-013 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 450-1200nm | $20.5 | Inquire | |
171-014 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 530-1200nm | $20.5 | Inquire | |
171-015 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 560-1200nm | $20.5 | Inquire | |
171-016 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 585-1200nm | $20.5 | Inquire | |
171-017 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 640-1200nm | $20.5 | Inquire | |
171-018 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 808-1200nm | $20.5 | Inquire | |
171-019 | Sapphire | 40x8x15 | 40x8 | 40x8 | 15 | 900-1200nm | $20.5 | Inquire | |
171-020 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 510-1200nm | $24.5 | Inquire | |
171-021 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 530-1200nm | $24.5 | Inquire | |
171-022 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 560-1200nm | $24.5 | Inquire | |
171-023 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 570-1200nm | $24.5 | Inquire | |
171-024 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 590-1200nm | $24.5 | Inquire | |
171-025 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 640-1200nm | $24.5 | Inquire | |
171-026 | Sapphire | 40x8x18 | 40x8 | 40x8 | 18 | 650-1200nm | $24.5 | Inquire | |
171-027 | Sapphire | 40x8x20 | 40x8 | 40x8 | 20 | 560-1200nm | $27.0 | Inquire | |
171-028 | Sapphire | 40x8x20 | 40x8 | 40x8 | 20 | 585-1200nm | $27.0 | Inquire | |
171-029 | Sapphire | 40x8x20 | 40x8 | 40x8 | 20 | 640-1200nm | $27.0 | Inquire | |
171-030 | Sapphire | 40x8x26 | 40x8 | 40x8 | 26 | 450-1200nm | $31.8 | Inquire | |
171-031 | Sapphire | 40x8x30 | 40x8 | 40x8 | 30 | 450-1200nm | $36.8 | Inquire | |
171-032 | Sapphire | 40x8x30 | 40x8 | 40x8 | 30 | 510-1200nm | $36.8 | Inquire | |
171-033 | Sapphire | 40x8x30 | 40x8 | 40x8 | 30 | 530-1200nm | $36.8 | Inquire | |
171-034 | Sapphire | 40x8x30 | 40x8 | 40x8 | 30 | 560-1200nm | $36.8 | Inquire | |
171-035 | Sapphire | 40x8x30 | 40x8 | 40x8 | 30 | 640-1200nm | $36.8 | Inquire | |
171-036 | Sapphire | 40x8x30 | 40x8 | 40x8 | 30 | 650-1200nm | $36.8 | Inquire | |
171-037 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 530-1200nm | $41.5 | Inquire | |
171-038 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 560-1200nm | $41.5 | Inquire | |
171-039 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 610-1200nm | $41.5 | Inquire | |
171-040 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 640-1200nm | $41.5 | Inquire | |
171-041 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 680-1200nm | $41.5 | Inquire | |
171-042 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 690-1200nm | $41.5 | Inquire | |
171-043 | Sapphire | 40x8x34 | 40x8 | 40x8 | 34 | 950-1200nm | $41.5 | Inquire | |
171-044 | Sapphire | 40x8x35.5 | 40x8 | 40x8 | 35.5 | 530-1200nm | $43.5 | Inquire | |
171-045 | Sapphire | 40x8x35.5 | 40x8 | 40x8 | 35.5 | 560-1200nm | $43.5 | Inquire | |
171-046 | Sapphire | 40x8x35.5 | 40x8 | 40x8 | 35.5 | 640-1200nm | $43.5 | Inquire | |
171-047 | Sapphire | 40x8x37 | 40x8 | 40x8 | 37 | 530-1200nm | $45.0 | Inquire | |
171-048 | Sapphire | 40x8x37 | 40x8 | 40x8 | 37 | 640-1200nm | $45.0 | Inquire | |
171-049 | Sapphire | 40x8x38 | 40x8 | 40x8 | 38 | 530-1200nm | $46.5 | Inquire | |
171-050 | Sapphire | 40x8x38 | 40x8 | 40x8 | 38 | 560-1200nm | $46.5 | Inquire | |
171-051 | Sapphire | 40x8x38 | 40x8 | 40x8 | 38 | 640-1200nm | $46.5 | Inquire | |
171-052 | Sapphire | 40x8x40 | 40x8 | 40x8 | 40 | 410-1200nm | $49.0 | Inquire | |
171-053 | Sapphire | 40x8x40 | 40x8 | 40x8 | 40 | 530-1200nm | $49.0 | Inquire | |
171-054 | Sapphire | 40x8x40 | 40x8 | 40x8 | 40 | 560-1200nm | $49.0 | Inquire | |
171-055 | Sapphire | 40x8x40 | 40x8 | 40x8 | 40 | 640-1200nm | $49.0 | Inquire | |
171-056 | Sapphire | 40x8x42.7 | 40x8 | 40x8 | 42.7 | 530-1200nm | $52.5 | Inquire | |
171-057 | Sapphire | 40x8x42.7 | 40x8 | 40x8 | 42.7 | 610-1200nm | $52.5 | Inquire | |
171-058 | Sapphire | 40x8x42.7 | 40x8 | 40x8 | 42.7 | 640-1200nm | $52.5 | Inquire | |
171-059 | Sapphire | 40x8x44 | 40x8 | 40x8 | 44 | 530-1200nm | $53.8 | Inquire | |
171-060 | Sapphire | 40x8x44 | 40x8 | 40x8 | 44 | 560-1200nm | $53.8 | Inquire | |
171-061 | Sapphire | 40x10x20 | 40x10 | 40x10 | 20 | 530-1200nm | $30.5 | Inquire | |
171-062 | Sapphire | 40x10x20 | 40x10 | 40x10 | 20 | 540-1200nm | $30.5 | Inquire | |
171-063 | Sapphire | 40x10x20 | 40x10 | 40x10 | 20 | 610-1200nm | $30.5 | Inquire | |
171-064 | Sapphire | 40x10x20 | 40x10 | 40x10 | 20 | 640-1200nm | $30.5 | Inquire | |
171-065 | Sapphire | 40x10x30 | 40x10 | 40x10 | 30 | 630-1200nm | $45.8 | Inquire | |
171-066 | Sapphire | 40x10x35 | 40x10 | 40x10 | 35 | 610-1200nm | $53.5 | Inquire | |
171-067 | Sapphire | 40x10x40 | 40x10 | 40x10 | 40 | 530-1200nm | $51.0 | Inquire | |
171-068 | Sapphire | 40x10x40 | 40x10 | 40x10 | 40 | 560-1200nm | $51.0 | Inquire | |
171-069 | Sapphire | 40x10x40 | 40x10 | 40x10 | 40 | 590-1200nm | $51.0 | Inquire | |
171-070 | Sapphire | 40x10x40 | 40x10 | 40x10 | 40 | 610-1200nm | $51.0 | Inquire | |
171-071 | Sapphire | 40x10x40 | 40x10 | 40x10 | 40 | 640-1200nm | $51.0 | Inquire | |
171-072 | Sapphire | 40x10x48 | 40x10 | 40x10 | 48 | 530-1200nm | $61.0 | Inquire | |
171-073 | Sapphire | 40x10x48 | 40x10 | 40x10 | 48 | 640-1200nm | $61.0 | Inquire | |
171-074 | Sapphire | 40x12x20 | 40x12 | 40x12 | 20 | 580-1200nm | $36.5 | Inquire | |
171-075 | Sapphire | 40x12x20 | 40x12 | 40x12 | 20 | 640-1200nm | $36.5 | Inquire | |
171-076 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 510-1200nm | $46.0 | Inquire | |
171-077 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 520-1200nm | $46.0 | Inquire | |
171-078 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 530-1200nm | $46.0 | Inquire | |
171-079 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 580-1200nm | $46.0 | Inquire | |
171-080 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 610-1200nm | $46.0 | Inquire | |
171-081 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 640-1200nm | $46.0 | Inquire | |
171-082 | Sapphire | 40x12x30 | 40x12 | 40x12 | 30 | 690-1200nm | $46.0 | Inquire | |
171-083 | Sapphire | 40x12x35 | 40x12 | 40x12 | 35 | 610-1200nm | $53.5 | Inquire | |
171-084 | Sapphire | 40x12x40 | 40x12 | 40x12 | 40 | 640-1200nm | $61.0 | Inquire | |
171-085 | Sapphire | 40x12x40 | 40x12 | 40x12 | 40 | 750-1200nm | $61.0 | Inquire | |
171-086 | Sapphire | 42x14x38 | 42x14 | 42x14 | 38 | 600-1200nm | $68.0 | Inquire | |
171-087 | Sapphire | 42x14x38 | 42x14 | 42x14 | 38 | 640-1200nm | $68.0 | Inquire | |
171-088 | Sapphire | 45x10x15 | 45x10 | 45x10 | 15 | 560-1200nm | $28.5 | Inquire | |
171-089 | Sapphire | 45x10x15 | 45x10 | 45x10 | 15 | 595-1200nm | $28.5 | Inquire | |
171-090 | Sapphire | 45x10x15 | 45x10 | 45x10 | 15 | 640-1200nm | $28.5 | Inquire | |
171-091 | Sapphire | 45x10x15 | 45x10 | 45x10 | 15 | 690-1200nm | $28.5 | Inquire | |
171-092 | Sapphire | 45x10x15 | 45x10 | 45x10 | 15 | 750-1200nm | $28.5 | Inquire | |
171-093 | Sapphire | 45x10x40 | 45x10 | 45x10 | 40 | 530-1200nm | $57.5 | Inquire | |
171-094 | Sapphire | 45x10x40 | 45x10 | 45x10 | 40 | 640-1200nm | $57.5 | Inquire | |
171-095 | Sapphire | 45x10x40 | 45x10 | 45x10 | 40 | 950-1200nm | $57.5 | Inquire | |
171-096 | Sapphire | 45x10x54 | 45x10 | 45x10 | 54 | 560-1200nm | $72.0 | Inquire | |
171-097 | Sapphire | 45x10x54 | 45x10 | 45x10 | 54 | 690-1200nm | $72.0 | Inquire | |
171-098 | Sapphire | 45x12x45 | 45x12 | 45x12 | 45 | 640-1200nm | $72.0 | Inquire | |
171-099 | Sapphire | 46x14x40 | 46x14 | 46x14 | 40 | 530-1200nm | $76.5 | Inquire | |
171-100 | Sapphire | 46x14x40 | 46x14 | 46x14 | 40 | 530-1200nm | $76.5 | Inquire | |
171-101 | Sapphire | 46x14x40 | 46x14 | 46x14 | 40 | 610-1200nm | $76.5 | Inquire | |
171-102 | Sapphire | 46x14x40 | 46x14 | 46x14 | 40 | 640-1200nm | $76.5 | Inquire | |
171-103 | Sapphire | 46x14x40 | 46x14 | 46x14 | 40 | 690-1200nm | $76.5 | Inquire | |
171-104 | Sapphire | 46x14x50 | 46x14 | 46x14 | 50 | 530-1200nm | $89.0 | Inquire | |
171-105 | Sapphire | 46x14x50 | 46x14 | 46x14 | 50 | 640-1200nm | $89.0 | Inquire | |
171-106 | Sapphire | 46x16x25 | 46x16 | 46x16 | 25 | 600-1200nm | $58.5 | Inquire | |
171-107 | Sapphire | 46x16x35 | 46x16 | 46x16 | 35 | 595-1200nm | $76.5 | Inquire | |
171-108 | Sapphire | 46x16x35 | 46x16 | 46x16 | 35 | 630-1200nm | $76.5 | Inquire | |
171-109 | Sapphire | 46x16x40 | 46x16 | 46x16 | 40 | 595-1200nm | $81.5 | Inquire | |
171-110 | Sapphire | 49x10x39 | 49x10 | 49x10 | 39 | 610-1200nm | $61.0 | Inquire | |
171-111 | Sapphire | 50x10x27 | 50x10 | 50x10 | 27 | 640-1200nm | $51.5 | Inquire | |
171-112 | Sapphire | 50x10x34 | 50x10 | 50x10 | 34 | 640-1200nm | $54.0 | Inquire | |
171-113 | Sapphire | 50x10x35.1 | 50x10 | 50x10 | 35.1 | 500-1200nm | $56.0 | Inquire | |
171-114 | Sapphire | 50x10x35.1 | 50x10 | 50x10 | 35.1 | 560-1200nm | $56.0 | Inquire | |
171-115 | Sapphire | 50x10x35.1 | 50x10 | 50x10 | 35.1 | 640-1200nm | $56.0 | Inquire | |
171-116 | Sapphire | 50x10x38 | 50x10 | 50x10 | 38 | 600-1200nm | $60.5 | Inquire | |
171-118 | Sapphire | 50x10x39 | 50x10 | 50x10 | 39 | 560-1200nm | $62.0 | Inquire | |
171-119 | Sapphire | 50x10x39 | 50x10 | 50x10 | 39 | 610-1200nm | $62.0 | Inquire | |
171-120 | Sapphire | 50x10x39 | 50x10 | 50x10 | 39 | 640-1200nm | $62.0 | Inquire | |
171-121 | Sapphire | 50x10x39 | 50x10 | 50x10 | 39 | 690-1200nm | $62.0 | Inquire | |
171-122 | Sapphire | 50x10x40 | 50x10 | 50x10 | 40 | 510-1200nm | $63.5 | Inquire | |
171-123 | Sapphire | 50x10x40 | 50x10 | 50x10 | 40 | 530-1200nm | $63.5 | Inquire | |
171-124 | Sapphire | 50x10x40 | 50x10 | 50x10 | 40 | 610-1200nm | $63.5 | Inquire | |
171-125 | Sapphire | 50x10x40 | 50x10 | 50x10 | 40 | 640-1200nm | $63.5 | Inquire | |
171-126 | Sapphire | 50x10x46 | 50x10 | 50x10 | 46 | 430-1200nm | $68.5 | Inquire | |
171-127 | Sapphire | 50x10x46 | 50x10 | 50x10 | 46 | 530-1200nm | $68.5 | Inquire | |
171-128 | Sapphire | 50x10x46 | 50x10 | 50x10 | 46 | 610-1200nm | $68.5 | Inquire | |
171-129 | Sapphire | 50x10x46 | 50x10 | 50x10 | 46 | 640-1200nm | $68.5 | Inquire | |
171-130 | Sapphire | 50x10x46 | 50x10 | 50x10 | 46 | 690-1200nm | $68.5 | Inquire | |
171-131 | Sapphire | 50x10x47.5 | 50x10 | 50x10 | 47.5 | 530-1200nm | $70.5 | Inquire | |
171-132 | Sapphire | 50x10x50 | 50x10 | 50x10 | 50 | 530-1200nm | $74.5 | Inquire | |
171-133 | Sapphire | 50x10x50 | 50x10 | 50x10 | 50 | 560-1200nm | $74.5 | Inquire | |
171-134 | Sapphire | 50x10x50 | 50x10 | 50x10 | 50 | 640-1200nm | $74.5 | Inquire | |
171-135 | Sapphire | 50x14x46 | 50x14 | 50x14 | 46 | 530-1200nm | $89.0 | Inquire | |
171-136 | Sapphire | 50x14x46 | 50x14 | 50x14 | 46 | 610-1200nm | $89.0 | Inquire | |
171-137 | Sapphire | 50x15x10 | 50x15 | 50x15 | 10 | 620-1200nm | $29.0 | Inquire | |
171-138 | Sapphire | 50x15x25 | 50x15 | 50x15 | 25 | 610-1200nm | $60.0 | Inquire | |
171-139 | Sapphire | 50x15x25 | 50x15 | 50x15 | 25 | 640-1200nm | $60.0 | Inquire | |
171-140 | Sapphire | 50x15x25 | 50x15 | 50x15 | 25 | 690-1200nm | $60.0 | Inquire | |
171-141 | Sapphire | 50x15x35.1 | 50x15 | 50x15 | 35.1 | 600-1200nm | $78.5 | Inquire | |
171-142 | Sapphire | 50x15x35.1 | 50x15 | 50x15 | 35.1 | 610-1200nm | $78.5 | Inquire | |
171-143 | Sapphire | 50x15x35.1 | 50x15 | 50x15 | 35.1 | 640-1200nm | $78.5 | Inquire | |
171-144 | Sapphire | 50x15x40 | 50x15 | 50x15 | 40 | 530-1200nm | $83.0 | Inquire | |
171-145 | Sapphire | 50x15x40 | 50x15 | 50x15 | 40 | 610-1200nm | $83.0 | Inquire | |
171-146 | Sapphire | 50x15x40 | 50x15 | 50x15 | 40 | 640-1200nm | $83.0 | Inquire | |
171-147 | Sapphire | 50x14x45 | 50x14 | 50x14 | 45 | 640-1200nm | $93.0 | Inquire | |
171-148 | Sapphire | 50x15x46 | 50x15 | 50x15 | 46 | 610-1200nm | $95.0 | Inquire | |
171-149 | Sapphire | 50x15x46 | 50x15 | 50x15 | 46 | 690-1200nm | $95.0 | Inquire | |
171-150 | Sapphire | 50x15x49 | 50x15 | 50x15 | 49 | 640-1200nm | $101.5 | Inquire | |
171-151 | Sapphire | 50x15x49 | 50x15 | 50x15 | 49 | 950-1200nm | $101.5 | Inquire | |
171-152 | Sapphire | 50x15x50 | 50x15 | 50x15 | 50 | 530-1200nm | $103.5 | Inquire | |
171-153 | Sapphire | 50x15x50 | 50x15 | 50x15 | 50 | 560-1200nm | $103.5 | Inquire | |
171-154 | Sapphire | 50x15x50 | 50x15 | 50x15 | 50 | 595-1200nm | $103.5 | Inquire | |
171-155 | Sapphire | 50x15x50 | 50x15 | 50x15 | 50 | 610-1200nm | $103.5 | Inquire | |
171-156 | Sapphire | 50x15x50 | 50x15 | 50x15 | 50 | 640-1200nm | $103.5 | Inquire | |
171-157 | Sapphire | 57x15x50 | 57x15 | 57x15 | 50 | 530-1200nm | $118.0 | Inquire | |
171-158 | Sapphire | 57x15x50 | 57x15 | 57x15 | 50 | 590-1200nm | $118.0 | Inquire | |
171-159 | Sapphire | 57x15x50 | 57x15 | 57x15 | 50 | 640-1200nm | $118.0 | Inquire | |
171-160 | Sapphire | 57x15x50 | 57x15 | 57x15 | 50 | 950-1200nm | $118.0 | Inquire | |
171-161 | Sapphire | 60x15x30 | 60x15 | 60x15 | 30 | 640-1200nm | $80.0 | Inquire | |
171-162 | Sapphire | 60x15x50 | 60x15 | 60x15 | 50 | 530-1200nm | $124.0 | Inquire | |
171-163 | Sapphire | 60x15x50 | 60x15 | 60x15 | 50 | 560-1200nm | $124.0 | Inquire | |
171-164 | Sapphiire | 60x15x50 | 60x15 | 60x15 | 50 | 640-1200nm | $124.0 | Inquire | |
171-165 | Sapphire | 60x15x50 | 60x15 | 60x15 | 50 | 650-1200nm | $124.0 | Inquire | |
171-166 | Sapphire | 60x17x20 | 60x17 | 60x17 | 20 | 530-1200nm | $65.0 | Inquire | |
171-167 | Sapphire | 60x17x20 | 60x17 | 60x17 | 20 | 640-1200nm | $65.0 | Inquire | |
171-168 | Sapphire | 50(30)x57x12 | 50x12 | 30x12 | 57 | 450-1200nm | $65.5 | Inquire | |
171-169 | Sapphire | 50(30)x57x12 | 50x12 | 30x12 | 57 | 480-1200nm | $65.5 | Inquire | |
171-170 | Sapphire | 50(30)x57x12 | 50x12 | 30x12 | 57 | 530-1200nm | $65.5 | Inquire | |
171-171 | Sapphire | 50(30)x57x12 | 50x12 | 30x12 | 57 | 560-1200nm | $65.5 | Inquire | |
171-172 | Sapphire | 50(30)x57x12 | 50x12 | 30x12 | 57 | 610-1200nm | $65.5 | Inquire | |
171-173 | Sapphire | 50(30)x57x12 | 50x12 | 30x12 | 57 | 640-1200nm | $65.5 | Inquire | |
171-174 | Sapphire | 70(30)x57x12 | 70x12 | 30x12 | 57 | 500-1200nm | $65.5 | Inquire | |
171-175 | Sapphire | 70(30)x57x12 | 70x12 | 30x12 | 57 | 510-1200nm | $65.5 | Inquire | |
171-176 | Sapphire | 70(30)x57x12 | 70x12 | 30x12 | 57 | 590-1200nm | $65.5 | Inquire | |
171-177 | Sapphire | 70(30)x57x12 | 70x12 | 30x12 | 57 | 610-1200nm | $65.5 | Inquire | |
171-178 | Sapphire | 70(50)x57x15 | 70x15 | 50x15 | 57 | 690-1200nm | $118.0 | Inquire |
IPL Light guide or filter is a critical optical component in Intense Pulsed Light (IPL) devices, it blocks the UV spectral wavelengths of the intense light sourced from xenon lamps and reserves useful wavelength. Sapphire crystal has extra high thermal conductivity, which is an ideal substrate materials for IPL light guides.
Hangzhou Shalom EO offers stocked and custom sapphire IPL light guides, light guide with a variety of Sizes and cut-on wavelengths are listed for your choice.