Tasco 1575 - Manual (Page 122)

PRECISION 75MM SQ TEMPERED HEAT ABSORBING SCHOTT
KG1 GLASS
Manufacturer's part# 03 FHA 035, original price $98.
These are 6.5mm thick with 93% transmission at
375nm. Maximum operating temperature is 300
degrees C or 572 degrees F. They have a felt polished
surface finish. New/Unused.
PM1011 $15.00
Precision Optics-Prisms
PRECISION RA PRISM, FACES: 50MMX50MM,
70MM HYPOTENUSE
Manufacturer's part #01 PRS 034.
Original unit price: $183.00. Made of
BK7, 1/2 wave at 632.8 nm over clear
aperture (45mm). Angle tolerance is +/-
3 arc minutes, surface quality 60-40
scratch and dig. Unused.
PM1035 $42.50
PRECISION PENTA PRISM 12X13MM CLEAR APERTURE
Manufacturer's part#01 PPA 005. Original unit price:
$100. Reflectivity is >88% face from 400 to 800nm.
Made of BK7 glass, surface flatness is 1/2 wave at
632.8 nm over 90% of edge dimension. Penta prisms
are 5 sided prisms that reflect light rays thru a 90
degree angle by 2 reflections. They do not invert or
revert the image. The reflecting surfaces are alu-
minized and protected by black paint. Unused.
PM1038 $25.00
PRECISION RA PRISM 50.8MM X 70.8MM X 50.8MM
Manufacturer's part number: 01 PRS 035. Original unit
price: $187. Made of BK7 glass, faces are 50.8mm x
50.8mm, hypotenuse is 70.8mm. This uncoated prism is
1/2 wave @ 632.8 over clear aperture of 45.7mm.
Angle tolerance is +/- 3 arc minutes, surface quality is
60-40 scratch and dig. Unused
PM1045 $34.00
Page 120 - Precision Optics To Order, call toll free: 1-877-7SURPLUS